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| author | Lukas Rytz <lukas.rytz@gmail.com> | 2015-04-21 10:15:16 +0200 |
|---|---|---|
| committer | Lukas Rytz <lukas.rytz@gmail.com> | 2015-04-21 10:15:16 +0200 |
| commit | 2586e6c65c698e30eb467ef0d4a6cd731fb5650f (patch) | |
| tree | c9db3f5ddcfb4071d622444a850111f1009e82dc | |
| parent | 15b1637e543ce22056919b85e76eaa3dc48f64bc (diff) | |
| parent | 555f8f09c90b7014f153488e442f2d107b18b6e5 (diff) | |
| download | scala-2586e6c65c698e30eb467ef0d4a6cd731fb5650f.tar.gz scala-2586e6c65c698e30eb467ef0d4a6cd731fb5650f.tar.bz2 scala-2586e6c65c698e30eb467ef0d4a6cd731fb5650f.zip | |
Merge commit '555f8f0' into merge/2.11-to-2.12-apr-21
57 files changed, 2276 insertions, 287 deletions
diff --git a/scripts/jobs/integrate/bootstrap b/scripts/jobs/integrate/bootstrap index 0c1221d8eb..34cca4e980 100755 --- a/scripts/jobs/integrate/bootstrap +++ b/scripts/jobs/integrate/bootstrap @@ -108,8 +108,22 @@ rm -rf $baseDir/resolutionScratch_ mkdir -p $baseDir/resolutionScratch_ # repo used to publish "locker" scala to (to start the bootstrap) -privateCred="private-repo" -privateRepo="http://private-repo.typesafe.com/typesafe/scala-release-temp/" +releaseTempRepoCred="private-repo" +releaseTempRepoUrl=${releaseTempRepoUrl-"http://private-repo.typesafe.com/typesafe/scala-release-temp/"} + +# Used below in sbtArgs since we use a dedicated repository to share artifcacts between jobs, +# so we need to configure SBT to use these rather than its default, Maven Central. +# See http://www.scala-sbt.org/0.13/docs/Proxy-Repositories.html +sbtRepositoryConfig="$scriptsDir/repositories-scala-release" +cat > "$sbtRepositoryConfig" << EOF +[repositories] + plugins: http://dl.bintray.com/sbt/sbt-plugin-releases/, [organisation]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext] + private-repo: $releaseTempRepoUrl + typesafe-ivy-releases: http://repo.typesafe.com/typesafe/ivy-releases/, [organization]/[module]/[revision]/[type]s/[artifact](-[classifier]).[ext], bootOnly + sbt-plugin-releases: http://scalasbt.artifactoryonline.com/scalasbt/sbt-plugin-releases, [organization]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext] + maven-central + local +EOF ##### git gfxd() { @@ -158,7 +172,7 @@ function st_stagingRepoClose() { # the old version (on jenkins, and I don't want to upgrade for risk of breaking other builds) honors -sbt-dir # the new version of sbt-extras ignores sbt-dir, so we pass it in as -Dsbt.global.base # need to set sbt-dir to one that has the gpg.sbt plugin config -sbtArgs="-no-colors -ivy $baseDir/ivy2 -Dsbt.override.build.repos=true -Dsbt.repository.config=$scriptsDir/repositories-scala-release -Dsbt.global.base=$HOME/.sbt/0.13 -sbt-dir $HOME/.sbt/0.13" +sbtArgs="-no-colors -ivy $baseDir/ivy2 -Dsbt.override.build.repos=true -Dsbt.repository.config=$sbtRepositoryConfig -Dsbt.global.base=$HOME/.sbt/0.13 -sbt-dir $HOME/.sbt/0.13" sbtBuild() { echo "### sbtBuild: "$sbtCmd $sbtArgs "${scalaVersionTasks[@]}" "${publishTasks[@]}" "$@" @@ -457,8 +471,8 @@ bootstrap() { # in sabbus lingo, the resulting Scala build will be used as starr to build the released Scala compiler ant -Dmaven.version.number=$SCALA_VER\ -Dremote.snapshot.repository=NOPE\ - -Dremote.release.repository=$privateRepo\ - -Drepository.credentials.id=$privateCred\ + -Dremote.release.repository=$releaseTempRepoUrl\ + -Drepository.credentials.id=$releaseTempRepoCred\ -Dscalac.args.optimise=-optimise\ -Ddocs.skip=1\ -Dlocker.skip=1\ @@ -471,7 +485,7 @@ bootstrap() { # publish to our internal repo (so we can resolve the modules in the scala build below) # we only need to build the modules necessary to build Scala itself # since the version of locker and quick are the same - publishTasks=('set credentials += Credentials(Path.userHome / ".credentials-private-repo")' "set every publishTo := Some(\"private-repo\" at \"$privateRepo\")") + publishTasks=('set credentials += Credentials(Path.userHome / ".credentials-private-repo")' "set every publishTo := Some(\"private-repo\" at \"$releaseTempRepoUrl\")") buildTasks=($publishPrivateTask) buildModules @@ -496,14 +510,14 @@ bootstrap() { # which is fully cross-versioned (for $SCALA_VER, the version we're releasing) ant -Dstarr.version=$SCALA_VER\ -Dscala.full.version=$SCALA_VER\ - -Dextra.repo.url=$privateRepo\ + -Dextra.repo.url=$releaseTempRepoUrl\ -Dmaven.version.suffix=$SCALA_VER_SUFFIX\ ${updatedModuleVersions[@]} \ -Dupdate.versions=1\ -Dscaladoc.git.commit=$SCALADOC_SOURCE_LINKS_VER\ -Dremote.snapshot.repository=NOPE\ - -Dremote.release.repository=$privateRepo\ - -Drepository.credentials.id=$privateCred\ + -Dremote.release.repository=$releaseTempRepoUrl\ + -Drepository.credentials.id=$releaseTempRepoCred\ -Dscalac.args.optimise=-optimise\ $antBuildTask $publishPrivateTask diff --git a/scripts/repositories-scala-release b/scripts/repositories-scala-release deleted file mode 100644 index 00538a08ff..0000000000 --- a/scripts/repositories-scala-release +++ /dev/null @@ -1,7 +0,0 @@ -[repositories] - plugins: http://dl.bintray.com/sbt/sbt-plugin-releases/, [organisation]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext] - private-repo: http://private-repo.typesafe.com/typesafe/scala-release-temp/ - typesafe-ivy-releases: http://repo.typesafe.com/typesafe/ivy-releases/, [organization]/[module]/[revision]/[type]s/[artifact](-[classifier]).[ext], bootOnly - sbt-plugin-releases: http://scalasbt.artifactoryonline.com/scalasbt/sbt-plugin-releases, [organization]/[module]/(scala_[scalaVersion]/)(sbt_[sbtVersion]/)[revision]/[type]s/[artifact](-[classifier]).[ext] - maven-central - local
\ No newline at end of file diff --git a/src/compiler/scala/tools/nsc/ast/parser/MarkupParsers.scala b/src/compiler/scala/tools/nsc/ast/parser/MarkupParsers.scala index 96939e616c..52b8a51a79 100755 --- a/src/compiler/scala/tools/nsc/ast/parser/MarkupParsers.scala +++ b/src/compiler/scala/tools/nsc/ast/parser/MarkupParsers.scala @@ -6,6 +6,7 @@ package scala.tools.nsc package ast.parser +import scala.annotation.tailrec import scala.collection.mutable import mutable.{ Buffer, ArrayBuffer, ListBuffer } import scala.util.control.ControlThrowable @@ -172,20 +173,19 @@ trait MarkupParsers { } def appendText(pos: Position, ts: Buffer[Tree], txt: String): Unit = { - def append(t: String) = ts append handle.text(pos, t) - - if (preserveWS) append(txt) - else { + def append(text: String): Unit = { + val tree = handle.text(pos, text) + ts append tree + } + val clean = if (preserveWS) txt else { val sb = new StringBuilder() - txt foreach { c => if (!isSpace(c)) sb append c else if (sb.isEmpty || !isSpace(sb.last)) sb append ' ' } - - val trimmed = sb.toString.trim - if (!trimmed.isEmpty) append(trimmed) + sb.toString.trim } + if (!clean.isEmpty) append(clean) } /** adds entity/character to ts as side-effect @@ -216,44 +216,75 @@ trait MarkupParsers { if (xCheckEmbeddedBlock) ts append xEmbeddedExpr else appendText(p, ts, xText) - /** Returns true if it encounters an end tag (without consuming it), - * appends trees to ts as side-effect. + /** At an open angle-bracket, detects an end tag + * or consumes CDATA, comment, PI or element. + * Trees are appended to `ts` as a side-effect. + * @return true if an end tag (without consuming it) */ - private def content_LT(ts: ArrayBuffer[Tree]): Boolean = { - if (ch == '/') - return true // end tag - - val toAppend = ch match { - case '!' => nextch() ; if (ch =='[') xCharData else xComment // CDATA or Comment - case '?' => nextch() ; xProcInstr // PI - case _ => element // child node + private def content_LT(ts: ArrayBuffer[Tree]): Boolean = + (ch == '/') || { + val toAppend = ch match { + case '!' => nextch() ; if (ch =='[') xCharData else xComment // CDATA or Comment + case '?' => nextch() ; xProcInstr // PI + case _ => element // child node + } + ts append toAppend + false } - ts append toAppend - false - } - def content: Buffer[Tree] = { val ts = new ArrayBuffer[Tree] - while (true) { - if (xEmbeddedBlock) + val coalescing = settings.XxmlSettings.isCoalescing + @tailrec def loopContent(): Unit = + if (xEmbeddedBlock) { ts append xEmbeddedExpr - else { + loopContent() + } else { tmppos = o2p(curOffset) ch match { - // end tag, cdata, comment, pi or child node - case '<' => nextch() ; if (content_LT(ts)) return ts - // either the character '{' or an embedded scala block } - case '{' => content_BRACE(tmppos, ts) // } - // EntityRef or CharRef - case '&' => content_AMP(ts) - case SU => return ts - // text content - here xEmbeddedBlock might be true - case _ => appendText(tmppos, ts, xText) + case '<' => // end tag, cdata, comment, pi or child node + nextch() + if (!content_LT(ts)) loopContent() + case '{' => // } literal brace or embedded Scala block + content_BRACE(tmppos, ts) + loopContent() + case '&' => // EntityRef or CharRef + content_AMP(ts) + loopContent() + case SU => () + case _ => // text content - here xEmbeddedBlock might be true + appendText(tmppos, ts, xText) + loopContent() } } + // merge text sections and strip attachments + def coalesce(): ArrayBuffer[Tree] = { + def copy() = { + val buf = new ArrayBuffer[Tree] + var acc = new StringBuilder + var pos: Position = NoPosition + def emit() = if (acc.nonEmpty) { + appendText(pos, buf, acc.toString) + acc.clear() + } + for (t <- ts) + t.attachments.get[handle.TextAttache] match { + case Some(ta) => + if (acc.isEmpty) pos = ta.pos + acc append ta.text + case _ => + emit() + buf += t + } + emit() + buf + } + val res = if (ts.count(_.hasAttachment[handle.TextAttache]) > 1) copy() else ts + for (t <- res) t.removeAttachment[handle.TextAttache] + res } - unreachable + loopContent() + if (coalescing) coalesce() else ts } /** '<' element ::= xmlTag1 '>' { xmlExpr | '{' simpleExpr '}' } ETag @@ -289,20 +320,16 @@ trait MarkupParsers { private def xText: String = { assert(!xEmbeddedBlock, "internal error: encountered embedded block") val buf = new StringBuilder - def done = buf.toString - - while (ch != SU) { - if (ch == '}') { - if (charComingAfter(nextch()) == '}') nextch() - else errorBraces() - } - - buf append ch - nextch() - if (xCheckEmbeddedBlock || ch == '<' || ch == '&') - return done - } - done + if (ch != SU) + do { + if (ch == '}') { + if (charComingAfter(nextch()) == '}') nextch() + else errorBraces() + } + buf append ch + nextch() + } while (!(ch == SU || xCheckEmbeddedBlock || ch == '<' || ch == '&')) + buf.toString } /** Some try/catch/finally logic used by xLiteral and xLiteralPattern. */ @@ -344,12 +371,12 @@ trait MarkupParsers { tmppos = o2p(curOffset) // Iuli: added this line, as it seems content_LT uses tmppos when creating trees content_LT(ts) - // parse more XML ? + // parse more XML? if (charComingAfter(xSpaceOpt()) == '<') { do { xSpaceOpt() nextch() - ts append element + content_LT(ts) } while (charComingAfter(xSpaceOpt()) == '<') handle.makeXMLseq(r2p(start, start, curOffset), ts) } diff --git a/src/compiler/scala/tools/nsc/ast/parser/SymbolicXMLBuilder.scala b/src/compiler/scala/tools/nsc/ast/parser/SymbolicXMLBuilder.scala index d2a999cdec..67241ef639 100755 --- a/src/compiler/scala/tools/nsc/ast/parser/SymbolicXMLBuilder.scala +++ b/src/compiler/scala/tools/nsc/ast/parser/SymbolicXMLBuilder.scala @@ -36,6 +36,7 @@ abstract class SymbolicXMLBuilder(p: Parsers#Parser, preserveWS: Boolean) { val _MetaData: NameType = "MetaData" val _NamespaceBinding: NameType = "NamespaceBinding" val _NodeBuffer: NameType = "NodeBuffer" + val _PCData: NameType = "PCData" val _PrefixedAttribute: NameType = "PrefixedAttribute" val _ProcInstr: NameType = "ProcInstr" val _Text: NameType = "Text" @@ -46,6 +47,7 @@ abstract class SymbolicXMLBuilder(p: Parsers#Parser, preserveWS: Boolean) { private object xmlterms extends TermNames { val _Null: NameType = "Null" val __Elem: NameType = "Elem" + val _PCData: NameType = "PCData" val __Text: NameType = "Text" val _buf: NameType = "$buf" val _md: NameType = "$md" @@ -55,10 +57,15 @@ abstract class SymbolicXMLBuilder(p: Parsers#Parser, preserveWS: Boolean) { val _xml: NameType = "xml" } - import xmltypes.{_Comment, _Elem, _EntityRef, _Group, _MetaData, _NamespaceBinding, _NodeBuffer, - _PrefixedAttribute, _ProcInstr, _Text, _Unparsed, _UnprefixedAttribute} + import xmltypes.{ + _Comment, _Elem, _EntityRef, _Group, _MetaData, _NamespaceBinding, _NodeBuffer, + _PCData, _PrefixedAttribute, _ProcInstr, _Text, _Unparsed, _UnprefixedAttribute + } + + import xmlterms.{ _Null, __Elem, __Text, _buf, _md, _plus, _scope, _tmpscope, _xml } - import xmlterms.{_Null, __Elem, __Text, _buf, _md, _plus, _scope, _tmpscope, _xml} + /** Attachment for trees deriving from text nodes (Text, CData, entities). Used for coalescing. */ + case class TextAttache(pos: Position, text: String) // convenience methods private def LL[A](x: A*): List[List[A]] = List(List(x:_*)) @@ -108,16 +115,21 @@ abstract class SymbolicXMLBuilder(p: Parsers#Parser, preserveWS: Boolean) { final def entityRef(pos: Position, n: String) = atPos(pos)( New(_scala_xml_EntityRef, LL(const(n))) ) + private def coalescing = settings.XxmlSettings.isCoalescing + // create scala.xml.Text here <: scala.xml.Node final def text(pos: Position, txt: String): Tree = atPos(pos) { - if (isPattern) makeTextPat(const(txt)) - else makeText1(const(txt)) + val t = if (isPattern) makeTextPat(const(txt)) else makeText1(const(txt)) + if (coalescing) t updateAttachment TextAttache(pos, txt) else t } def makeTextPat(txt: Tree) = Apply(_scala_xml__Text, List(txt)) def makeText1(txt: Tree) = New(_scala_xml_Text, LL(txt)) def comment(pos: Position, text: String) = atPos(pos)( Comment(const(text)) ) - def charData(pos: Position, txt: String) = atPos(pos)( makeText1(const(txt)) ) + def charData(pos: Position, txt: String) = if (coalescing) text(pos, txt) else atPos(pos) { + if (isPattern) Apply(_scala_xml(xmlterms._PCData), List(const(txt))) + else New(_scala_xml(_PCData), LL(const(txt))) + } def procInstr(pos: Position, target: String, txt: String) = atPos(pos)( ProcInstr(const(target), const(txt)) ) diff --git a/src/compiler/scala/tools/nsc/settings/ScalaSettings.scala b/src/compiler/scala/tools/nsc/settings/ScalaSettings.scala index 03fd0976e5..630276e412 100644 --- a/src/compiler/scala/tools/nsc/settings/ScalaSettings.scala +++ b/src/compiler/scala/tools/nsc/settings/ScalaSettings.scala @@ -139,6 +139,18 @@ trait ScalaSettings extends AbsScalaSettings val XnoPatmatAnalysis = BooleanSetting ("-Xno-patmat-analysis", "Don't perform exhaustivity/unreachability analysis. Also, ignore @switch annotation.") val XfullLubs = BooleanSetting ("-Xfull-lubs", "Retains pre 2.10 behavior of less aggressive truncation of least upper bounds.") + // XML parsing options + object XxmlSettings extends MultiChoiceEnumeration { + val coalescing = Choice("coalescing", "Convert PCData to Text and coalesce sibling nodes") + def isCoalescing = (Xxml contains coalescing) || (!isScala212 && !Xxml.isSetByUser) + } + val Xxml = MultiChoiceSetting( + name = "-Xxml", + helpArg = "property", + descr = "Configure XML parsing", + domain = XxmlSettings + ) + /** Compatibility stubs for options whose value name did * not previously match the option name. */ diff --git a/src/compiler/scala/tools/nsc/symtab/classfile/ClassfileParser.scala b/src/compiler/scala/tools/nsc/symtab/classfile/ClassfileParser.scala index 1ffa064b78..994bcd8359 100644 --- a/src/compiler/scala/tools/nsc/symtab/classfile/ClassfileParser.scala +++ b/src/compiler/scala/tools/nsc/symtab/classfile/ClassfileParser.scala @@ -15,6 +15,7 @@ import scala.collection.mutable.{ ListBuffer, ArrayBuffer } import scala.annotation.switch import scala.reflect.internal.{ JavaAccFlags } import scala.reflect.internal.pickling.{PickleBuffer, ByteCodecs} +import scala.reflect.io.NoAbstractFile import scala.tools.nsc.io.AbstractFile import scala.tools.nsc.util.ClassFileLookup @@ -1022,11 +1023,18 @@ abstract class ClassfileParser { val sflags = jflags.toScalaFlags val owner = ownerForFlags(jflags) val scope = getScope(jflags) - val innerClass = owner.newClass(name.toTypeName, NoPosition, sflags) setInfo completer - val innerModule = owner.newModule(name.toTermName, NoPosition, sflags) setInfo completer + def newStub(name: Name) = + owner.newStubSymbol(name, s"Class file for ${entry.externalName} not found").setFlag(JAVA) - innerModule.moduleClass setInfo loaders.moduleClassLoader - List(innerClass, innerModule.moduleClass) foreach (_.associatedFile = file) + val (innerClass, innerModule) = if (file == NoAbstractFile) { + (newStub(name.toTypeName), newStub(name.toTermName)) + } else { + val cls = owner.newClass(name.toTypeName, NoPosition, sflags) setInfo completer + val mod = owner.newModule(name.toTermName, NoPosition, sflags) setInfo completer + mod.moduleClass setInfo loaders.moduleClassLoader + List(cls, mod.moduleClass) foreach (_.associatedFile = file) + (cls, mod) + } scope enter innerClass scope enter innerModule @@ -1046,10 +1054,8 @@ abstract class ClassfileParser { for (entry <- innerClasses.entries) { // create a new class member for immediate inner classes if (entry.outerName == currentClass) { - val file = classFileLookup.findClassFile(entry.externalName.toString) getOrElse { - throw new AssertionError(s"Class file for ${entry.externalName} not found") - } - enterClassAndModule(entry, file) + val file = classFileLookup.findClassFile(entry.externalName.toString) + enterClassAndModule(entry, file.getOrElse(NoAbstractFile)) } } } diff --git a/src/compiler/scala/tools/nsc/transform/AddInterfaces.scala b/src/compiler/scala/tools/nsc/transform/AddInterfaces.scala index 3591372bbe..79776485de 100644 --- a/src/compiler/scala/tools/nsc/transform/AddInterfaces.scala +++ b/src/compiler/scala/tools/nsc/transform/AddInterfaces.scala @@ -207,7 +207,7 @@ abstract class AddInterfaces extends InfoTransform { self: Erasure => } def transformMixinInfo(tp: Type): Type = tp match { - case ClassInfoType(parents, decls, clazz) => + case ClassInfoType(parents, decls, clazz) if clazz.isPackageClass || !clazz.isJavaDefined => if (clazz.needsImplClass) implClass(clazz setFlag lateINTERFACE) // generate an impl class diff --git a/src/compiler/scala/tools/nsc/transform/Delambdafy.scala b/src/compiler/scala/tools/nsc/transform/Delambdafy.scala index 94e88589f5..2d33b35241 100644 --- a/src/compiler/scala/tools/nsc/transform/Delambdafy.scala +++ b/src/compiler/scala/tools/nsc/transform/Delambdafy.scala @@ -15,13 +15,12 @@ import scala.collection.mutable.LinkedHashMap * Currently Uncurry is responsible for that transformation. * * From a lambda, Delambdafy will create - * 1) a static forwarder at the top level of the class that contained the lambda - * 2) a new top level class that + * 1) a new top level class that a) has fields and a constructor taking the captured environment (including possibly the "this" * reference) - * b) an apply method that calls the static forwarder + * b) an apply method that calls the target method * c) if needed a bridge method for the apply method - * 3) an instantiation of the newly created class which replaces the lambda + * 2) an instantiation of the newly created class which replaces the lambda * * TODO the main work left to be done is to plug into specialization. Primarily that means choosing a * specialized FunctionN trait instead of the generic FunctionN trait as a parent and creating the @@ -76,36 +75,25 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre referrers } - val accessorMethods = mutable.ArrayBuffer[Tree]() - - // the result of the transformFunction method. A class definition for the lambda, an expression - // insantiating the lambda class, and an accessor method for the lambda class to be able to - // call the implementation - case class TransformedFunction(lambdaClassDef: ClassDef, newExpr: Tree, accessorMethod: Tree) + // the result of the transformFunction method. + sealed abstract class TransformedFunction + // A class definition for the lambda, an expression insantiating the lambda class + case class DelambdafyAnonClass(lambdaClassDef: ClassDef, newExpr: Tree) extends TransformedFunction // here's the main entry point of the transform override def transform(tree: Tree): Tree = tree match { // the main thing we care about is lambdas case fun @ Function(_, _) => - // a lambda beccomes a new class, an instantiation expression, and an - // accessor method - val TransformedFunction(lambdaClassDef, newExpr, accessorMethod) = transformFunction(fun) - // we'll add accessor methods to the current template later - accessorMethods += accessorMethod - val pkg = lambdaClassDef.symbol.owner - - // we'll add the lambda class to the package later - lambdaClassDefs(pkg) = lambdaClassDef :: lambdaClassDefs(pkg) - - super.transform(newExpr) - // when we encounter a template (basically the thing that holds body of a class/trait) - // we need to updated it to include newly created accessor methods after transforming it - case Template(_, _, _) => - try { - // during this call accessorMethods will be populated from the Function case - val Template(parents, self, body) = super.transform(tree) - Template(parents, self, body ++ accessorMethods) - } finally accessorMethods.clear() + transformFunction(fun) match { + case DelambdafyAnonClass(lambdaClassDef, newExpr) => + // a lambda beccomes a new class, an instantiation expression + val pkg = lambdaClassDef.symbol.owner + + // we'll add the lambda class to the package later + lambdaClassDefs(pkg) = lambdaClassDef :: lambdaClassDefs(pkg) + + super.transform(newExpr) + } case _ => super.transform(tree) } @@ -120,8 +108,7 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre private def optionSymbol(sym: Symbol): Option[Symbol] = if (sym.exists) Some(sym) else None - // turns a lambda into a new class def, a New expression instantiating that class, and an - // accessor method fo the body of the lambda + // turns a lambda into a new class def, a New expression instantiating that class private def transformFunction(originalFunction: Function): TransformedFunction = { val functionTpe = originalFunction.tpe val targs = functionTpe.typeArgs @@ -132,46 +119,16 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre // passed into the constructor of the anonymous function class val captures = FreeVarTraverser.freeVarsOf(originalFunction) - /** - * Creates the apply method for the anonymous subclass of FunctionN - */ - def createAccessorMethod(thisProxy: Symbol, fun: Function): DefDef = { - val target = targetMethod(fun) - if (!thisProxy.exists) { - target setFlag STATIC - } - val params = ((optionSymbol(thisProxy) map {proxy:Symbol => ValDef(proxy)}) ++ (target.paramss.flatten map ValDef.apply)).toList - - val methSym = oldClass.newMethod(unit.freshTermName(nme.accessor.toString() + "$"), target.pos, FINAL | BRIDGE | SYNTHETIC | PROTECTED | STATIC) + val target = targetMethod(originalFunction) + target.makeNotPrivate(target.owner) + if (!thisReferringMethods.contains(target)) + target setFlag STATIC - val paramSyms = params map {param => methSym.newSyntheticValueParam(param.symbol.tpe, param.name) } - - params zip paramSyms foreach { case (valdef, sym) => valdef.symbol = sym } - params foreach (_.symbol.owner = methSym) - - val methodType = MethodType(paramSyms, restpe) - methSym setInfo methodType - - oldClass.info.decls enter methSym - - val body = localTyper.typed { - val newTarget = Select(if (thisProxy.exists) gen.mkAttributedRef(paramSyms(0)) else gen.mkAttributedThis(oldClass), target) - val newParams = paramSyms drop (if (thisProxy.exists) 1 else 0) map Ident - Apply(newTarget, newParams) - } setPos fun.pos - val methDef = DefDef(methSym, List(params), body) - - // Have to repack the type to avoid mismatches when existentials - // appear in the result - see SI-4869. - // TODO probably don't need packedType - methDef.tpt setType localTyper.packedType(body, methSym) - methDef - } /** * Creates the apply method for the anonymous subclass of FunctionN */ - def createApplyMethod(newClass: Symbol, fun: Function, accessor: DefDef, thisProxy: Symbol): DefDef = { + def createApplyMethod(newClass: Symbol, fun: Function, thisProxy: Symbol): DefDef = { val methSym = newClass.newMethod(nme.apply, fun.pos, FINAL | SYNTHETIC) val params = fun.vparams map (_.duplicate) @@ -187,8 +144,12 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre newClass.info.decls enter methSym val Apply(_, oldParams) = fun.body + val qual = if (thisProxy.exists) + Select(gen.mkAttributedThis(newClass), thisProxy) + else + gen.mkAttributedThis(oldClass) // sort of a lie, EmptyTree.<static method> would be more honest, but the backend chokes on that. - val body = localTyper typed Apply(Select(gen.mkAttributedThis(oldClass), accessor.symbol), (optionSymbol(thisProxy) map {tp => Select(gen.mkAttributedThis(newClass), tp)}).toList ++ oldParams) + val body = localTyper typed Apply(Select(qual, target), oldParams) body.substituteSymbols(fun.vparams map (_.symbol), params map (_.symbol)) body changeOwner (fun.symbol -> methSym) @@ -271,18 +232,16 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre // the Optional proxy that will hold a reference to the 'this' // object used by the lambda, if any. NoSymbol if there is no this proxy val thisProxy = { - val target = targetMethod(originalFunction) - if (thisReferringMethods contains target) { + if (target.hasFlag(STATIC)) + NoSymbol + else { val sym = lambdaClass.newVariable(nme.FAKE_LOCAL_THIS, originalFunction.pos, SYNTHETIC) - sym.info = oldClass.tpe - sym - } else NoSymbol + sym.setInfo(oldClass.tpe) + } } val decapturify = new DeCapturifyTransformer(captureProxies2, unit, oldClass, lambdaClass, originalFunction.symbol.pos, thisProxy) - val accessorMethod = createAccessorMethod(thisProxy, originalFunction) - val decapturedFunction = decapturify.transform(originalFunction).asInstanceOf[Function] val members = (optionSymbol(thisProxy).toList ++ (captureProxies2 map (_._2))) map {member => @@ -294,7 +253,7 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre val constr = createConstructor(lambdaClass, members) // apply method with same arguments and return type as original lambda. - val applyMethodDef = createApplyMethod(lambdaClass, decapturedFunction, accessorMethod, thisProxy) + val applyMethodDef = createApplyMethod(lambdaClass, decapturedFunction, thisProxy) val bridgeMethod = createBridgeMethod(lambdaClass, originalFunction, applyMethodDef) @@ -312,10 +271,10 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre val body = members ++ List(constr, applyMethodDef) ++ bridgeMethod // TODO if member fields are private this complains that they're not accessible - (localTyper.typedPos(decapturedFunction.pos)(ClassDef(lambdaClass, body)).asInstanceOf[ClassDef], thisProxy, accessorMethod) + (localTyper.typedPos(decapturedFunction.pos)(ClassDef(lambdaClass, body)).asInstanceOf[ClassDef], thisProxy) } - val (anonymousClassDef, thisProxy, accessorMethod) = makeAnonymousClass + val (anonymousClassDef, thisProxy) = makeAnonymousClass pkg.info.decls enter anonymousClassDef.symbol @@ -327,7 +286,7 @@ abstract class Delambdafy extends Transform with TypingTransformers with ast.Tre val typedNewStat = localTyper.typedPos(originalFunction.pos)(newStat) - TransformedFunction(anonymousClassDef, typedNewStat, accessorMethod) + DelambdafyAnonClass(anonymousClassDef, typedNewStat) } /** diff --git a/src/compiler/scala/tools/nsc/transform/Erasure.scala b/src/compiler/scala/tools/nsc/transform/Erasure.scala index 2f0afe79b6..84be9c6e95 100644 --- a/src/compiler/scala/tools/nsc/transform/Erasure.scala +++ b/src/compiler/scala/tools/nsc/transform/Erasure.scala @@ -188,14 +188,16 @@ abstract class Erasure extends AddInterfaces /* Drop redundant types (ones which are implemented by some other parent) from the immediate parents. * This is important on Android because there is otherwise an interface explosion. */ - def minimizeParents(parents: List[Type]): List[Type] = { - var rest = parents - var leaves = collection.mutable.ListBuffer.empty[Type] + def minimizeParents(parents: List[Type]): List[Type] = if (parents.isEmpty) parents else { + def isInterfaceOrTrait(sym: Symbol) = sym.isInterface || sym.isTrait + + var rest = parents.tail + var leaves = collection.mutable.ListBuffer.empty[Type] += parents.head while(rest.nonEmpty) { val candidate = rest.head val nonLeaf = leaves exists { t => t.typeSymbol isSubClass candidate.typeSymbol } if(!nonLeaf) { - leaves = leaves filterNot { t => candidate.typeSymbol isSubClass t.typeSymbol } + leaves = leaves filterNot { t => isInterfaceOrTrait(t.typeSymbol) && (candidate.typeSymbol isSubClass t.typeSymbol) } leaves += candidate } rest = rest.tail diff --git a/src/compiler/scala/tools/nsc/transform/LambdaLift.scala b/src/compiler/scala/tools/nsc/transform/LambdaLift.scala index 5e2fe21eec..d1be1558b9 100644 --- a/src/compiler/scala/tools/nsc/transform/LambdaLift.scala +++ b/src/compiler/scala/tools/nsc/transform/LambdaLift.scala @@ -376,7 +376,7 @@ abstract class LambdaLift extends InfoTransform { private def addFreeArgs(pos: Position, sym: Symbol, args: List[Tree]) = { free get sym match { - case Some(fvs) => args ++ (fvs.toList map (fv => atPos(pos)(proxyRef(fv)))) + case Some(fvs) => addFree(sym, free = fvs.toList map (fv => atPos(pos)(proxyRef(fv))), original = args) case _ => args } } @@ -388,9 +388,9 @@ abstract class LambdaLift extends InfoTransform { case DefDef(_, _, _, vparams :: _, _, _) => val addParams = cloneSymbols(ps).map(_.setFlag(PARAM)) sym.updateInfo( - lifted(MethodType(sym.info.params ::: addParams, sym.info.resultType))) + lifted(MethodType(addFree(sym, free = addParams, original = sym.info.params), sym.info.resultType))) - copyDefDef(tree)(vparamss = List(vparams ++ freeParams)) + copyDefDef(tree)(vparamss = List(addFree(sym, free = freeParams, original = vparams))) case ClassDef(_, _, _, _) => // SI-6231 // Disabled attempt to to add getters to freeParams @@ -571,4 +571,12 @@ abstract class LambdaLift extends InfoTransform { } } // class LambdaLifter + private def addFree[A](sym: Symbol, free: List[A], original: List[A]): List[A] = { + val prependFree = ( + !sym.isConstructor // this condition is redundant for now. It will be needed if we remove the second condition in 2.12.x + && (settings.Ydelambdafy.value == "method" && sym.isDelambdafyTarget) // SI-8359 Makes the lambda body a viable as the target MethodHandle for a call to LambdaMetafactory + ) + if (prependFree) free ::: original + else original ::: free + } } diff --git a/src/compiler/scala/tools/nsc/transform/UnCurry.scala b/src/compiler/scala/tools/nsc/transform/UnCurry.scala index 3330fbcae2..6484d96a52 100644 --- a/src/compiler/scala/tools/nsc/transform/UnCurry.scala +++ b/src/compiler/scala/tools/nsc/transform/UnCurry.scala @@ -71,6 +71,14 @@ abstract class UnCurry extends InfoTransform private val noApply = mutable.HashSet[Tree]() private val newMembers = mutable.Map[Symbol, mutable.Buffer[Tree]]() + private lazy val forceSpecializationInfoTransformOfFunctionN: Unit = { + if (currentRun.specializePhase != NoPhase) { // be robust in case of -Ystop-after:uncurry + exitingSpecialize { + FunctionClass.seq.foreach(cls => cls.info) + } + } + } + /** Add a new synthetic member for `currentOwner` */ private def addNewMember(t: Tree): Unit = newMembers.getOrElseUpdate(currentOwner, mutable.Buffer()) += t @@ -221,8 +229,16 @@ abstract class UnCurry extends InfoTransform def mkMethod(owner: Symbol, name: TermName, additionalFlags: FlagSet = NoFlags): DefDef = gen.mkMethodFromFunction(localTyper)(fun, owner, name, additionalFlags) - val canUseDelamdafyMethod = (inConstructorFlag == 0) // Avoiding synthesizing code prone to SI-6666, SI-8363 by using old-style lambda translation + def isSpecialized = { + forceSpecializationInfoTransformOfFunctionN + val specialized = specializeTypes.specializedType(fun.tpe) + !(specialized =:= fun.tpe) + } + def canUseDelamdafyMethod = ( + (inConstructorFlag == 0) // Avoiding synthesizing code prone to SI-6666, SI-8363 by using old-style lambda translation + && !isSpecialized // DelambdafyTransformer currently only emits generic FunctionN-s, use the old style in the meantime + ) if (inlineFunctionExpansion || !canUseDelamdafyMethod) { val parents = addSerializable(abstractFunctionForFunctionType(fun.tpe)) val anonClass = fun.symbol.owner newAnonymousFunctionClass(fun.pos, inConstructorFlag) addAnnotation SerialVersionUIDAnnotation diff --git a/src/compiler/scala/tools/nsc/transform/patmat/Logic.scala b/src/compiler/scala/tools/nsc/transform/patmat/Logic.scala index 4ea569c8e6..cef22d7d6b 100644 --- a/src/compiler/scala/tools/nsc/transform/patmat/Logic.scala +++ b/src/compiler/scala/tools/nsc/transform/patmat/Logic.scala @@ -10,6 +10,7 @@ package tools.nsc.transform.patmat import scala.language.postfixOps import scala.collection.mutable import scala.reflect.internal.util.{NoPosition, Position, Statistics, HashSet} +import scala.tools.nsc.Global trait Logic extends Debugging { import PatternMatchingStats._ @@ -90,6 +91,8 @@ trait Logic extends Debugging { // compute the domain and return it (call registerNull first!) def domainSyms: Option[Set[Sym]] + def groupedDomains: List[Set[Sym]] + // the symbol for this variable being equal to its statically known type // (only available if registerEquality has been called for that type before) def symForStaticTp: Option[Sym] @@ -118,6 +121,9 @@ trait Logic extends Debugging { final case class Not(a: Prop) extends Prop + // mutually exclusive (i.e., not more than one symbol is set) + final case class AtMostOne(ops: List[Sym]) extends Prop + case object True extends Prop case object False extends Prop @@ -192,7 +198,8 @@ trait Logic extends Debugging { case Not(negated) => negationNormalFormNot(negated) case True | False - | (_: Sym) => p + | (_: Sym) + | (_: AtMostOne) => p } def simplifyProp(p: Prop): Prop = p match { @@ -252,6 +259,7 @@ trait Logic extends Debugging { case Not(a) => apply(a) case Eq(a, b) => applyVar(a); applyConst(b) case s: Sym => applySymbol(s) + case AtMostOne(ops) => ops.foreach(applySymbol) case _ => } def applyVar(x: Var): Unit = {} @@ -374,7 +382,23 @@ trait Logic extends Debugging { // when sym is true, what must hold... implied foreach (impliedSym => addAxiom(Or(Not(sym), impliedSym))) // ... and what must not? - excluded foreach (excludedSym => addAxiom(Or(Not(sym), Not(excludedSym)))) + excluded foreach { + excludedSym => + val related = Set(sym, excludedSym) + val exclusive = v.groupedDomains.exists { + domain => related subsetOf domain.toSet + } + + // TODO: populate `v.exclusiveDomains` with `Set`s from the start, and optimize to: + // val exclusive = v.exclusiveDomains.exists { inDomain => inDomain(sym) && inDomain(excludedSym) } + if (!exclusive) + addAxiom(Or(Not(sym), Not(excludedSym))) + } + } + + // all symbols in a domain are mutually exclusive + v.groupedDomains.foreach { + syms => if (syms.size > 1) addAxiom(AtMostOne(syms.toList)) } } @@ -449,7 +473,9 @@ trait ScalaLogic extends Interface with Logic with TreeAndTypeAnalysis { // once we go to run-time checks (on Const's), convert them to checkable types // TODO: there seems to be bug for singleton domains (variable does not show up in model) lazy val domain: Option[Set[Const]] = { - val subConsts = enumerateSubtypes(staticTp).map{ tps => + val subConsts = + enumerateSubtypes(staticTp, grouped = false) + .headOption.map { tps => tps.toSet[Type].map{ tp => val domainC = TypeConst(tp) registerEquality(domainC) @@ -467,6 +493,15 @@ trait ScalaLogic extends Interface with Logic with TreeAndTypeAnalysis { observed(); allConsts } + lazy val groupedDomains: List[Set[Sym]] = { + val subtypes = enumerateSubtypes(staticTp, grouped = true) + subtypes.map { + subTypes => + val syms = subTypes.flatMap(tpe => symForEqualsTo.get(TypeConst(tpe))).toSet + if (mayBeNull) syms + symForEqualsTo(NullConst) else syms + }.filter(_.nonEmpty) + } + // populate equalitySyms // don't care about the result, but want only one fresh symbol per distinct constant c def registerEquality(c: Const): Unit = {ensureCanModify(); symForEqualsTo getOrElseUpdate(c, Sym(this, c))} diff --git a/src/compiler/scala/tools/nsc/transform/patmat/MatchAnalysis.scala b/src/compiler/scala/tools/nsc/transform/patmat/MatchAnalysis.scala index cecb5c37be..a11906ace1 100644 --- a/src/compiler/scala/tools/nsc/transform/patmat/MatchAnalysis.scala +++ b/src/compiler/scala/tools/nsc/transform/patmat/MatchAnalysis.scala @@ -95,58 +95,84 @@ trait TreeAndTypeAnalysis extends Debugging { val typer: Typer // TODO: domain of other feasibly enumerable built-in types (char?) - def enumerateSubtypes(tp: Type): Option[List[Type]] = + def enumerateSubtypes(tp: Type, grouped: Boolean): List[List[Type]] = tp.typeSymbol match { // TODO case _ if tp.isTupleType => // recurse into component types? - case UnitClass => - Some(List(UnitTpe)) - case BooleanClass => - Some(ConstantTrue :: ConstantFalse :: Nil) + case UnitClass if !grouped => + List(List(UnitTpe)) + case BooleanClass if !grouped => + List(ConstantTrue :: ConstantFalse :: Nil) // TODO case _ if tp.isTupleType => // recurse into component types - case modSym: ModuleClassSymbol => - Some(List(tp)) + case modSym: ModuleClassSymbol if !grouped => + List(List(tp)) case sym: RefinementClassSymbol => - val parentSubtypes: List[Option[List[Type]]] = tp.parents.map(parent => enumerateSubtypes(parent)) - if (parentSubtypes exists (_.isDefined)) + val parentSubtypes = tp.parents.flatMap(parent => enumerateSubtypes(parent, grouped)) + if (parentSubtypes exists (_.nonEmpty)) { // If any of the parents is enumerable, then the refinement type is enumerable. - Some( - // We must only include subtypes of the parents that conform to `tp`. - // See neg/virtpatmat_exhaust_compound.scala for an example. - parentSubtypes flatMap (_.getOrElse(Nil)) filter (_ <:< tp) - ) - else None + // We must only include subtypes of the parents that conform to `tp`. + // See neg/virtpatmat_exhaust_compound.scala for an example. + parentSubtypes map (_.filter(_ <:< tp)) + } + else Nil // make sure it's not a primitive, else (5: Byte) match { case 5 => ... } sees no Byte case sym if sym.isSealed => - val subclasses = debug.patmatResult(s"enum $sym sealed, subclasses")( - // symbols which are both sealed and abstract need not be covered themselves, because - // all of their children must be and they cannot otherwise be created. - sym.sealedDescendants.toList - sortBy (_.sealedSortName) - filterNot (x => x.isSealed && x.isAbstractClass && !isPrimitiveValueClass(x)) - ) val tpApprox = typer.infer.approximateAbstracts(tp) val pre = tpApprox.prefix - Some(debug.patmatResult(s"enum sealed tp=$tp, tpApprox=$tpApprox as") { - // valid subtypes are turned into checkable types, as we are entering the realm of the dynamic - subclasses flatMap { sym => + def filterChildren(children: List[Symbol]): List[Type] = { + children flatMap { sym => // have to filter out children which cannot match: see ticket #3683 for an example // compare to the fully known type `tp` (modulo abstract types), // so that we can rule out stuff like: sealed trait X[T]; class XInt extends X[Int] --> XInt not valid when enumerating X[String] // however, must approximate abstract types in - val memberType = nestedMemberType(sym, pre, tpApprox.typeSymbol.owner) - val subTp = appliedType(memberType, sym.typeParams.map(_ => WildcardType)) + val memberType = nestedMemberType(sym, pre, tpApprox.typeSymbol.owner) + val subTp = appliedType(memberType, sym.typeParams.map(_ => WildcardType)) val subTpApprox = typer.infer.approximateAbstracts(subTp) // TODO: needed? // debug.patmat("subtp"+(subTpApprox <:< tpApprox, subTpApprox, tpApprox)) if (subTpApprox <:< tpApprox) Some(checkableType(subTp)) else None } - }) + } + + if(grouped) { + def enumerateChildren(sym: Symbol) = { + sym.children.toList + .sortBy(_.sealedSortName) + .filterNot(x => x.isSealed && x.isAbstractClass && !isPrimitiveValueClass(x)) + } + + // enumerate only direct subclasses, + // subclasses of subclasses are enumerated in the next iteration + // and added to a new group + def groupChildren(wl: List[Symbol], + acc: List[List[Type]]): List[List[Type]] = wl match { + case hd :: tl => + val children = enumerateChildren(hd) + groupChildren(tl ++ children, acc :+ filterChildren(children)) + case Nil => acc + } + + groupChildren(sym :: Nil, Nil) + } else { + val subclasses = debug.patmatResult(s"enum $sym sealed, subclasses")( + // symbols which are both sealed and abstract need not be covered themselves, because + // all of their children must be and they cannot otherwise be created. + sym.sealedDescendants.toList + sortBy (_.sealedSortName) + filterNot (x => x.isSealed && x.isAbstractClass && !isPrimitiveValueClass(x)) + ) + + List(debug.patmatResult(s"enum sealed tp=$tp, tpApprox=$tpApprox as") { + // valid subtypes are turned into checkable types, as we are entering the realm of the dynamic + filterChildren(subclasses) + }) + } + case sym => debug.patmat("enum unsealed "+ ((tp, sym, sym.isSealed, isPrimitiveValueClass(sym)))) - None + Nil } // approximate a type to the static type that is fully checkable at run time, @@ -176,7 +202,7 @@ trait TreeAndTypeAnalysis extends Debugging { def uncheckableType(tp: Type): Boolean = { val checkable = ( (isTupleType(tp) && tupleComponents(tp).exists(tp => !uncheckableType(tp))) - || enumerateSubtypes(tp).nonEmpty) + || enumerateSubtypes(tp, grouped = false).nonEmpty) // if (!checkable) debug.patmat("deemed uncheckable: "+ tp) !checkable } diff --git a/src/compiler/scala/tools/nsc/transform/patmat/Solving.scala b/src/compiler/scala/tools/nsc/transform/patmat/Solving.scala index c43f1b6209..9710c5c66b 100644 --- a/src/compiler/scala/tools/nsc/transform/patmat/Solving.scala +++ b/src/compiler/scala/tools/nsc/transform/patmat/Solving.scala @@ -65,11 +65,22 @@ trait Solving extends Logic { def size = symbols.size } + def cnfString(f: Array[Clause]): String + final case class Solvable(cnf: Cnf, symbolMapping: SymbolMapping) { def ++(other: Solvable) = { require(this.symbolMapping eq other.symbolMapping) Solvable(cnf ++ other.cnf, symbolMapping) } + + override def toString: String = { + "Solvable\nLiterals:\n" + + (for { + (lit, sym) <- symbolMapping.symForVar.toSeq.sortBy(_._1) + } yield { + s"$lit -> $sym" + }).mkString("\n") + "Cnf:\n" + cnfString(cnf) + } } trait CnfBuilder { @@ -140,20 +151,23 @@ trait Solving extends Logic { def apply(p: Prop): Solvable = { - def convert(p: Prop): Lit = { + def convert(p: Prop): Option[Lit] = { p match { case And(fv) => - and(fv.map(convert)) + Some(and(fv.flatMap(convert))) case Or(fv) => - or(fv.map(convert)) + Some(or(fv.flatMap(convert))) case Not(a) => - not(convert(a)) + convert(a).map(not) case sym: Sym => - convertSym(sym) + Some(convertSym(sym)) case True => - constTrue + Some(constTrue) case False => - constFalse + Some(constFalse) + case AtMostOne(ops) => + atMostOne(ops) + None case _: Eq => throw new MatchError(p) } @@ -199,8 +213,57 @@ trait Solving extends Logic { // no need for auxiliary variable def not(a: Lit): Lit = -a + /** + * This encoding adds 3n-4 variables auxiliary variables + * to encode that at most 1 symbol can be set. + * See also "Towards an Optimal CNF Encoding of Boolean Cardinality Constraints" + * http://www.carstensinz.de/papers/CP-2005.pdf + */ + def atMostOne(ops: List[Sym]) { + (ops: @unchecked) match { + case hd :: Nil => convertSym(hd) + case x1 :: tail => + // sequential counter: 3n-4 clauses + // pairwise encoding: n*(n-1)/2 clauses + // thus pays off only if n > 5 + if (ops.lengthCompare(5) > 0) { + + @inline + def /\(a: Lit, b: Lit) = addClauseProcessed(clause(a, b)) + + val (mid, xn :: Nil) = tail.splitAt(tail.size - 1) + + // 1 <= x1,...,xn <==> + // + // (!x1 \/ s1) /\ (!xn \/ !sn-1) /\ + // + // /\ + // / \ (!xi \/ si) /\ (!si-1 \/ si) /\ (!xi \/ !si-1) + // 1 < i < n + val s1 = newLiteral() + /\(-convertSym(x1), s1) + val snMinus = mid.foldLeft(s1) { + case (siMinus, sym) => + val xi = convertSym(sym) + val si = newLiteral() + /\(-xi, si) + /\(-siMinus, si) + /\(-xi, -siMinus) + si + } + /\(-convertSym(xn), -snMinus) + } else { + ops.map(convertSym).combinations(2).foreach { + case a :: b :: Nil => + addClauseProcessed(clause(-a, -b)) + case _ => + } + } + } + } + // add intermediate variable since we want the formula to be SAT! - addClauseProcessed(clause(convert(p))) + addClauseProcessed(convert(p).toSet) Solvable(buildCnf, symbolMapping) } diff --git a/src/compiler/scala/tools/nsc/typechecker/Typers.scala b/src/compiler/scala/tools/nsc/typechecker/Typers.scala index 2c8cc897f7..010b924ba0 100644 --- a/src/compiler/scala/tools/nsc/typechecker/Typers.scala +++ b/src/compiler/scala/tools/nsc/typechecker/Typers.scala @@ -4868,10 +4868,11 @@ trait Typers extends Adaptations with Tags with TypersTracking with PatternTyper (// this -> Foo.this if (sym.isThisSym) typed1(This(sym.owner) setPos tree.pos, mode, pt) - // Inferring classOf type parameter from expected type. Otherwise an - // actual call to the stubbed classOf method is generated, returning null. - else if (isPredefClassOf(sym) && pt.typeSymbol == ClassClass && pt.typeArgs.nonEmpty) - typedClassOf(tree, TypeTree(pt.typeArgs.head)) + else if (isPredefClassOf(sym) && pt.typeSymbol == ClassClass && pt.typeArgs.nonEmpty) { + // Inferring classOf type parameter from expected type. Otherwise an + // actual call to the stubbed classOf method is generated, returning null. + typedClassOf(tree, TypeTree(pt.typeArgs.head).setPos(tree.pos.focus)) + } else { val pre1 = if (sym.isTopLevel) sym.owner.thisType else if (qual == EmptyTree) NoPrefix else qual.tpe val tree1 = if (qual == EmptyTree) tree else atPos(tree.pos)(Select(atPos(tree.pos.focusStart)(qual), name)) diff --git a/src/partest-extras/scala/tools/partest/ParserTest.scala b/src/partest-extras/scala/tools/partest/ParserTest.scala new file mode 100644 index 0000000000..e4c92e3dc3 --- /dev/null +++ b/src/partest-extras/scala/tools/partest/ParserTest.scala @@ -0,0 +1,21 @@ +/* NSC -- new Scala compiler + * Copyright 2005-2014 LAMP/EPFL + */ + +package scala.tools.partest + +/** A class for testing parser output. + * Just supply the `code` and update the check file. + */ +abstract class ParserTest extends DirectTest { + + override def extraSettings: String = "-usejavacp -Ystop-after:parser -Xprint:parser" + + override def show(): Unit = { + // redirect err to out, for logging + val prevErr = System.err + System.setErr(System.out) + compile() + System.setErr(prevErr) + } +} diff --git a/src/reflect/scala/reflect/internal/Symbols.scala b/src/reflect/scala/reflect/internal/Symbols.scala index ea2a3df7d5..6adfb4b104 100644 --- a/src/reflect/scala/reflect/internal/Symbols.scala +++ b/src/reflect/scala/reflect/internal/Symbols.scala @@ -794,6 +794,7 @@ trait Symbols extends api.Symbols { self: SymbolTable => final def isAnonymousFunction = isSynthetic && (name containsName tpnme.ANON_FUN_NAME) final def isDelambdafyFunction = isSynthetic && (name containsName tpnme.DELAMBDAFY_LAMBDA_CLASS_NAME) + final def isDelambdafyTarget = isSynthetic && isMethod && (name containsName tpnme.ANON_FUN_NAME) final def isDefinedInPackage = effectiveOwner.isPackageClass final def needsFlatClasses = phase.flatClasses && rawowner != NoSymbol && !rawowner.isPackageClass diff --git a/src/repl/scala/tools/nsc/interpreter/JavapClass.scala b/src/repl/scala/tools/nsc/interpreter/JavapClass.scala index c80b94bf89..1ccade2172 100644 --- a/src/repl/scala/tools/nsc/interpreter/JavapClass.scala +++ b/src/repl/scala/tools/nsc/interpreter/JavapClass.scala @@ -8,6 +8,7 @@ package tools.nsc package interpreter import java.lang.{ ClassLoader => JavaClassLoader, Iterable => JIterable } +import scala.tools.asm.Opcodes import scala.tools.nsc.util.ScalaClassLoader import java.io.{ ByteArrayInputStream, CharArrayWriter, FileNotFoundException, PrintWriter, StringWriter, Writer } import java.util.{ Locale } @@ -758,32 +759,19 @@ object JavapClass { import scala.tools.asm.ClassReader import scala.tools.asm.Opcodes.INVOKESTATIC import scala.tools.asm.tree.{ ClassNode, MethodInsnNode } - // the accessor methods invoked statically by the apply of the given closure class - def accesses(s: String): Seq[(String, String)] = { - val accessor = """accessor\$\d+""".r + def callees(s: String): List[(String, String)] = { loader classReader s withMethods { ms => - ms filter (_.name == "apply") flatMap (_.instructions.toArray.collect { - case i: MethodInsnNode if i.getOpcode == INVOKESTATIC && when(i.name) { case accessor(_*) => true } => (i.owner, i.name) - }) + val nonBridgeApplyMethods = ms filter (_.name == "apply") filter (n => (n.access & Opcodes.ACC_BRIDGE) == 0) + val instructions = nonBridgeApplyMethods flatMap (_.instructions.toArray) + instructions.collect { + case i: MethodInsnNode => (i.owner, i.name) + }.toList } } - // get the k.$anonfun for the accessor k.m - def anonOf(k: String, m: String): String = { - val res = - loader classReader k withMethods { ms => - ms filter (_.name == m) flatMap (_.instructions.toArray.collect { - case i: MethodInsnNode if i.getOpcode == INVOKESTATIC && i.name.startsWith("$anonfun") => i.name - }) - } - assert(res.size == 1) - res.head - } - // the lambdas invoke accessors that call the anonfuns of interest. Filter k on the k#$anonfuns. - val ack = accesses(lambda) - assert(ack.size == 1) // There can be only one. - ack.head match { - case (k, _) if target.isModule && !(k endsWith "$") => None - case (k, m) => Some(s"${k}#${anonOf(k, m)}") + callees(lambda) match { + case (k, _) :: Nil if target.isModule && !(k endsWith "$") => None + case (k, m) :: _ => Some(s"${k}#${m}") + case _ => None } } /** Translate the supplied targets to patterns for anonfuns. diff --git a/test/files/neg/patmatexhaust-huge.check b/test/files/neg/patmatexhaust-huge.check new file mode 100644 index 0000000000..66dbd42ef3 --- /dev/null +++ b/test/files/neg/patmatexhaust-huge.check @@ -0,0 +1,7 @@ +patmatexhaust-huge.scala:404: warning: match may not be exhaustive. +It would fail on the following inputs: C392, C397 + def f(c: C): Int = c match { + ^ +error: No warnings can be incurred under -Xfatal-warnings. +one warning found +one error found diff --git a/test/files/neg/patmatexhaust-huge.flags b/test/files/neg/patmatexhaust-huge.flags new file mode 100644 index 0000000000..591a950f83 --- /dev/null +++ b/test/files/neg/patmatexhaust-huge.flags @@ -0,0 +1 @@ +-Xfatal-warnings -unchecked -Ypatmat-exhaust-depth off
\ No newline at end of file diff --git a/test/files/neg/patmatexhaust-huge.scala b/test/files/neg/patmatexhaust-huge.scala new file mode 100644 index 0000000000..8f87655b7a --- /dev/null +++ b/test/files/neg/patmatexhaust-huge.scala @@ -0,0 +1,806 @@ +sealed trait C +case object C1 extends C +case object C2 extends C +case object C3 extends C +case object C4 extends C +case object C5 extends C +case object C6 extends C +case object C7 extends C +case object C8 extends C +case object C9 extends C +case object C10 extends C +case object C11 extends C +case object C12 extends C +case object C13 extends C +case object C14 extends C +case object C15 extends C +case object C16 extends C +case object C17 extends C +case object C18 extends C +case object C19 extends C +case object C20 extends C +case object C21 extends C +case object C22 extends C +case object C23 extends C +case object C24 extends C +case object C25 extends C +case object C26 extends C +case object C27 extends C +case object C28 extends C +case object C29 extends C +case object C30 extends C +case object C31 extends C +case object C32 extends C +case object C33 extends C +case object C34 extends C +case object C35 extends C +case object C36 extends C +case object C37 extends C +case object C38 extends C +case object C39 extends C +case object C40 extends C +case object C41 extends C +case object C42 extends C +case object C43 extends C +case object C44 extends C +case object C45 extends C +case object C46 extends C +case object C47 extends C +case object C48 extends C +case object C49 extends C +case object C50 extends C +case object C51 extends C +case object C52 extends C +case object C53 extends C +case object C54 extends C +case object C55 extends C +case object C56 extends C +case object C57 extends C +case object C58 extends C +case object C59 extends C +case object C60 extends C +case object C61 extends C +case object C62 extends C +case object C63 extends C +case object C64 extends C +case object C65 extends C +case object C66 extends C +case object C67 extends C +case object C68 extends C +case object C69 extends C +case object C70 extends C +case object C71 extends C +case object C72 extends C +case object C73 extends C +case object C74 extends C +case object C75 extends C +case object C76 extends C +case object C77 extends C +case object C78 extends C +case object C79 extends C +case object C80 extends C +case object C81 extends C +case object C82 extends C +case object C83 extends C +case object C84 extends C +case object C85 extends C +case object C86 extends C +case object C87 extends C +case object C88 extends C +case object C89 extends C +case object C90 extends C +case object C91 extends C +case object C92 extends C +case object C93 extends C +case object C94 extends C +case object C95 extends C +case object C96 extends C +case object C97 extends C +case object C98 extends C +case object C99 extends C +case object C100 extends C +case object C101 extends C +case object C102 extends C +case object C103 extends C +case object C104 extends C +case object C105 extends C +case object C106 extends C +case object C107 extends C +case object C108 extends C +case object C109 extends C +case object C110 extends C +case object C111 extends C +case object C112 extends C +case object C113 extends C +case object C114 extends C +case object C115 extends C +case object C116 extends C +case object C117 extends C +case object C118 extends C +case object C119 extends C +case object C120 extends C +case object C121 extends C +case object C122 extends C +case object C123 extends C +case object C124 extends C +case object C125 extends C +case object C126 extends C +case object C127 extends C +case object C128 extends C +case object C129 extends C +case object C130 extends C +case object C131 extends C +case object C132 extends C +case object C133 extends C +case object C134 extends C +case object C135 extends C +case object C136 extends C +case object C137 extends C +case object C138 extends C +case object C139 extends C +case object C140 extends C +case object C141 extends C +case object C142 extends C +case object C143 extends C +case object C144 extends C +case object C145 extends C +case object C146 extends C +case object C147 extends C +case object C148 extends C +case object C149 extends C +case object C150 extends C +case object C151 extends C +case object C152 extends C +case object C153 extends C +case object C154 extends C +case object C155 extends C +case object C156 extends C +case object C157 extends C +case object C158 extends C +case object C159 extends C +case object C160 extends C +case object C161 extends C +case object C162 extends C +case object C163 extends C +case object C164 extends C +case object C165 extends C +case object C166 extends C +case object C167 extends C +case object C168 extends C +case object C169 extends C +case object C170 extends C +case object C171 extends C +case object C172 extends C +case object C173 extends C +case object C174 extends C +case object C175 extends C +case object C176 extends C +case object C177 extends C +case object C178 extends C +case object C179 extends C +case object C180 extends C +case object C181 extends C +case object C182 extends C +case object C183 extends C +case object C184 extends C +case object C185 extends C +case object C186 extends C +case object C187 extends C +case object C188 extends C +case object C189 extends C +case object C190 extends C +case object C191 extends C +case object C192 extends C +case object C193 extends C +case object C194 extends C +case object C195 extends C +case object C196 extends C +case object C197 extends C +case object C198 extends C +case object C199 extends C +case object C200 extends C +case object C201 extends C +case object C202 extends C +case object C203 extends C +case object C204 extends C +case object C205 extends C +case object C206 extends C +case object C207 extends C +case object C208 extends C +case object C209 extends C +case object C210 extends C +case object C211 extends C +case object C212 extends C +case object C213 extends C +case object C214 extends C +case object C215 extends C +case object C216 extends C +case object C217 extends C +case object C218 extends C +case object C219 extends C +case object C220 extends C +case object C221 extends C +case object C222 extends C +case object C223 extends C +case object C224 extends C +case object C225 extends C +case object C226 extends C +case object C227 extends C +case object C228 extends C +case object C229 extends C +case object C230 extends C +case object C231 extends C +case object C232 extends C +case object C233 extends C +case object C234 extends C +case object C235 extends C +case object C236 extends C +case object C237 extends C +case object C238 extends C +case object C239 extends C +case object C240 extends C +case object C241 extends C +case object C242 extends C +case object C243 extends C +case object C244 extends C +case object C245 extends C +case object C246 extends C +case object C247 extends C +case object C248 extends C +case object C249 extends C +case object C250 extends C +case object C251 extends C +case object C252 extends C +case object C253 extends C +case object C254 extends C +case object C255 extends C +case object C256 extends C +case object C257 extends C +case object C258 extends C +case object C259 extends C +case object C260 extends C +case object C261 extends C +case object C262 extends C +case object C263 extends C +case object C264 extends C +case object C265 extends C +case object C266 extends C +case object C267 extends C +case object C268 extends C +case object C269 extends C +case object C270 extends C +case object C271 extends C +case object C272 extends C +case object C273 extends C +case object C274 extends C +case object C275 extends C +case object C276 extends C +case object C277 extends C +case object C278 extends C +case object C279 extends C +case object C280 extends C +case object C281 extends C +case object C282 extends C +case object C283 extends C +case object C284 extends C +case object C285 extends C +case object C286 extends C +case object C287 extends C +case object C288 extends C +case object C289 extends C +case object C290 extends C +case object C291 extends C +case object C292 extends C +case object C293 extends C +case object C294 extends C +case object C295 extends C +case object C296 extends C +case object C297 extends C +case object C298 extends C +case object C299 extends C +case object C300 extends C +case object C301 extends C +case object C302 extends C +case object C303 extends C +case object C304 extends C +case object C305 extends C +case object C306 extends C +case object C307 extends C +case object C308 extends C +case object C309 extends C +case object C310 extends C +case object C311 extends C +case object C312 extends C +case object C313 extends C +case object C314 extends C +case object C315 extends C +case object C316 extends C +case object C317 extends C +case object C318 extends C +case object C319 extends C +case object C320 extends C +case object C321 extends C +case object C322 extends C +case object C323 extends C +case object C324 extends C +case object C325 extends C +case object C326 extends C +case object C327 extends C +case object C328 extends C +case object C329 extends C +case object C330 extends C +case object C331 extends C +case object C332 extends C +case object C333 extends C +case object C334 extends C +case object C335 extends C +case object C336 extends C +case object C337 extends C +case object C338 extends C +case object C339 extends C +case object C340 extends C +case object C341 extends C +case object C342 extends C +case object C343 extends C +case object C344 extends C +case object C345 extends C +case object C346 extends C +case object C347 extends C +case object C348 extends C +case object C349 extends C +case object C350 extends C +case object C351 extends C +case object C352 extends C +case object C353 extends C +case object C354 extends C +case object C355 extends C +case object C356 extends C +case object C357 extends C +case object C358 extends C +case object C359 extends C +case object C360 extends C +case object C361 extends C +case object C362 extends C +case object C363 extends C +case object C364 extends C +case object C365 extends C +case object C366 extends C +case object C367 extends C +case object C368 extends C +case object C369 extends C +case object C370 extends C +case object C371 extends C +case object C372 extends C +case object C373 extends C +case object C374 extends C +case object C375 extends C +case object C376 extends C +case object C377 extends C +case object C378 extends C +case object C379 extends C +case object C380 extends C +case object C381 extends C +case object C382 extends C +case object C383 extends C +case object C384 extends C +case object C385 extends C +case object C386 extends C +case object C387 extends C +case object C388 extends C +case object C389 extends C +case object C390 extends C +case object C391 extends C +case object C392 extends C +case object C393 extends C +case object C394 extends C +case object C395 extends C +case object C396 extends C +case object C397 extends C +case object C398 extends C +case object C399 extends C +case object C400 extends C + +object M { + def f(c: C): Int = c match { + case C1 => 1 + case C2 => 2 + case C3 => 3 + case C4 => 4 + case C5 => 5 + case C6 => 6 + case C7 => 7 + case C8 => 8 + case C9 => 9 + case C10 => 10 + case C11 => 11 + case C12 => 12 + case C13 => 13 + case C14 => 14 + case C15 => 15 + case C16 => 16 + case C17 => 17 + case C18 => 18 + case C19 => 19 + case C20 => 20 + case C21 => 21 + case C22 => 22 + case C23 => 23 + case C24 => 24 + case C25 => 25 + case C26 => 26 + case C27 => 27 + case C28 => 28 + case C29 => 29 + case C30 => 30 + case C31 => 31 + case C32 => 32 + case C33 => 33 + case C34 => 34 + case C35 => 35 + case C36 => 36 + case C37 => 37 + case C38 => 38 + case C39 => 39 + case C40 => 40 + case C41 => 41 + case C42 => 42 + case C43 => 43 + case C44 => 44 + case C45 => 45 + case C46 => 46 + case C47 => 47 + case C48 => 48 + case C49 => 49 + case C50 => 50 + case C51 => 51 + case C52 => 52 + case C53 => 53 + case C54 => 54 + case C55 => 55 + case C56 => 56 + case C57 => 57 + case C58 => 58 + case C59 => 59 + case C60 => 60 + case C61 => 61 + case C62 => 62 + case C63 => 63 + case C64 => 64 + case C65 => 65 + case C66 => 66 + case C67 => 67 + case C68 => 68 + case C69 => 69 + case C70 => 70 + case C71 => 71 + case C72 => 72 + case C73 => 73 + case C74 => 74 + case C75 => 75 + case C76 => 76 + case C77 => 77 + case C78 => 78 + case C79 => 79 + case C80 => 80 + case C81 => 81 + case C82 => 82 + case C83 => 83 + case C84 => 84 + case C85 => 85 + case C86 => 86 + case C87 => 87 + case C88 => 88 + case C89 => 89 + case C90 => 90 + case C91 => 91 + case C92 => 92 + case C93 => 93 + case C94 => 94 + case C95 => 95 + case C96 => 96 + case C97 => 97 + case C98 => 98 + case C99 => 99 + case C100 => 100 + case C101 => 101 + case C102 => 102 + case C103 => 103 + case C104 => 104 + case C105 => 105 + case C106 => 106 + case C107 => 107 + case C108 => 108 + case C109 => 109 + case C110 => 110 + case C111 => 111 + case C112 => 112 + case C113 => 113 + case C114 => 114 + case C115 => 115 + case C116 => 116 + case C117 => 117 + case C118 => 118 + case C119 => 119 + case C120 => 120 + case C121 => 121 + case C122 => 122 + case C123 => 123 + case C124 => 124 + case C125 => 125 + case C126 => 126 + case C127 => 127 + case C128 => 128 + case C129 => 129 + case C130 => 130 + case C131 => 131 + case C132 => 132 + case C133 => 133 + case C134 => 134 + case C135 => 135 + case C136 => 136 + case C137 => 137 + case C138 => 138 + case C139 => 139 + case C140 => 140 + case C141 => 141 + case C142 => 142 + case C143 => 143 + case C144 => 144 + case C145 => 145 + case C146 => 146 + case C147 => 147 + case C148 => 148 + case C149 => 149 + case C150 => 150 + case C151 => 151 + case C152 => 152 + case C153 => 153 + case C154 => 154 + case C155 => 155 + case C156 => 156 + case C157 => 157 + case C158 => 158 + case C159 => 159 + case C160 => 160 + case C161 => 161 + case C162 => 162 + case C163 => 163 + case C164 => 164 + case C165 => 165 + case C166 => 166 + case C167 => 167 + case C168 => 168 + case C169 => 169 + case C170 => 170 + case C171 => 171 + case C172 => 172 + case C173 => 173 + case C174 => 174 + case C175 => 175 + case C176 => 176 + case C177 => 177 + case C178 => 178 + case C179 => 179 + case C180 => 180 + case C181 => 181 + case C182 => 182 + case C183 => 183 + case C184 => 184 + case C185 => 185 + case C186 => 186 + case C187 => 187 + case C188 => 188 + case C189 => 189 + case C190 => 190 + case C191 => 191 + case C192 => 192 + case C193 => 193 + case C194 => 194 + case C195 => 195 + case C196 => 196 + case C197 => 197 + case C198 => 198 + case C199 => 199 + case C200 => 200 + case C201 => 201 + case C202 => 202 + case C203 => 203 + case C204 => 204 + case C205 => 205 + case C206 => 206 + case C207 => 207 + case C208 => 208 + case C209 => 209 + case C210 => 210 + case C211 => 211 + case C212 => 212 + case C213 => 213 + case C214 => 214 + case C215 => 215 + case C216 => 216 + case C217 => 217 + case C218 => 218 + case C219 => 219 + case C220 => 220 + case C221 => 221 + case C222 => 222 + case C223 => 223 + case C224 => 224 + case C225 => 225 + case C226 => 226 + case C227 => 227 + case C228 => 228 + case C229 => 229 + case C230 => 230 + case C231 => 231 + case C232 => 232 + case C233 => 233 + case C234 => 234 + case C235 => 235 + case C236 => 236 + case C237 => 237 + case C238 => 238 + case C239 => 239 + case C240 => 240 + case C241 => 241 + case C242 => 242 + case C243 => 243 + case C244 => 244 + case C245 => 245 + case C246 => 246 + case C247 => 247 + case C248 => 248 + case C249 => 249 + case C250 => 250 + case C251 => 251 + case C252 => 252 + case C253 => 253 + case C254 => 254 + case C255 => 255 + case C256 => 256 + case C257 => 257 + case C258 => 258 + case C259 => 259 + case C260 => 260 + case C261 => 261 + case C262 => 262 + case C263 => 263 + case C264 => 264 + case C265 => 265 + case C266 => 266 + case C267 => 267 + case C268 => 268 + case C269 => 269 + case C270 => 270 + case C271 => 271 + case C272 => 272 + case C273 => 273 + case C274 => 274 + case C275 => 275 + case C276 => 276 + case C277 => 277 + case C278 => 278 + case C279 => 279 + case C280 => 280 + case C281 => 281 + case C282 => 282 + case C283 => 283 + case C284 => 284 + case C285 => 285 + case C286 => 286 + case C287 => 287 + case C288 => 288 + case C289 => 289 + case C290 => 290 + case C291 => 291 + case C292 => 292 + case C293 => 293 + case C294 => 294 + case C295 => 295 + case C296 => 296 + case C297 => 297 + case C298 => 298 + case C299 => 299 + case C300 => 300 + case C301 => 301 + case C302 => 302 + case C303 => 303 + case C304 => 304 + case C305 => 305 + case C306 => 306 + case C307 => 307 + case C308 => 308 + case C309 => 309 + case C310 => 310 + case C311 => 311 + case C312 => 312 + case C313 => 313 + case C314 => 314 + case C315 => 315 + case C316 => 316 + case C317 => 317 + case C318 => 318 + case C319 => 319 + case C320 => 320 + case C321 => 321 + case C322 => 322 + case C323 => 323 + case C324 => 324 + case C325 => 325 + case C326 => 326 + case C327 => 327 + case C328 => 328 + case C329 => 329 + case C330 => 330 + case C331 => 331 + case C332 => 332 + case C333 => 333 + case C334 => 334 + case C335 => 335 + case C336 => 336 + case C337 => 337 + case C338 => 338 + case C339 => 339 + case C340 => 340 + case C341 => 341 + case C342 => 342 + case C343 => 343 + case C344 => 344 + case C345 => 345 + case C346 => 346 + case C347 => 347 + case C348 => 348 + case C349 => 349 + case C350 => 350 + case C351 => 351 + case C352 => 352 + case C353 => 353 + case C354 => 354 + case C355 => 355 + case C356 => 356 + case C357 => 357 + case C358 => 358 + case C359 => 359 + case C360 => 360 + case C361 => 361 + case C362 => 362 + case C363 => 363 + case C364 => 364 + case C365 => 365 + case C366 => 366 + case C367 => 367 + case C368 => 368 + case C369 => 369 + case C370 => 370 + case C371 => 371 + case C372 => 372 + case C373 => 373 + case C374 => 374 + case C375 => 375 + case C376 => 376 + case C377 => 377 + case C378 => 378 + case C379 => 379 + case C380 => 380 + case C381 => 381 + case C382 => 382 + case C383 => 383 + case C384 => 384 + case C385 => 385 + case C386 => 386 + case C387 => 387 + case C388 => 388 + case C389 => 389 + case C390 => 390 + case C391 => 391 +// case C392 => 392 + case C393 => 393 + case C394 => 394 + case C395 => 395 + case C396 => 396 +// case C397 => 397 + case C398 => 398 + case C399 => 399 + case C400 => 400 + } +} diff --git a/test/files/neg/t9273.check b/test/files/neg/t9273.check new file mode 100644 index 0000000000..1dca63a736 --- /dev/null +++ b/test/files/neg/t9273.check @@ -0,0 +1,10 @@ +t9273.scala:2: error: class type required but ? found + val foo: Class[_] = classOf // error without position, line or file + ^ +t9273.scala:3: error: not found: type X + val foo1: Class[_] = classOf[X] // good error, all info contained + ^ +t9273.scala:7: error: not found: type X + val foo4: Class[_] = Predef.classOf[X] // good error, all info contained + ^ +three errors found diff --git a/test/files/neg/t9273.scala b/test/files/neg/t9273.scala new file mode 100644 index 0000000000..3f99dff17f --- /dev/null +++ b/test/files/neg/t9273.scala @@ -0,0 +1,9 @@ +class MissingLineNumbers { + val foo: Class[_] = classOf // error without position, line or file + val foo1: Class[_] = classOf[X] // good error, all info contained + val foo2 = classOf // Infers T=Nothing + + val foo3: Class[_] = Predef.classOf // Infers T=Nothing. Irregular wrt typedIdent. + val foo4: Class[_] = Predef.classOf[X] // good error, all info contained + val foo5 = Predef.classOf // Infers T=Nothing +} diff --git a/test/files/pos/t3368.flags b/test/files/pos/t3368.flags new file mode 100644 index 0000000000..cb20509902 --- /dev/null +++ b/test/files/pos/t3368.flags @@ -0,0 +1 @@ +-Ystop-after:parser diff --git a/test/files/pos/t3368.scala b/test/files/pos/t3368.scala new file mode 100644 index 0000000000..c8e861a899 --- /dev/null +++ b/test/files/pos/t3368.scala @@ -0,0 +1,5 @@ + +trait X { + // error: in XML literal: name expected, but char '!' cannot start a name + def x = <![CDATA[hi & bye]]> <![CDATA[red & black]]> +} diff --git a/test/files/pos/t8359-closelim-crash.flags b/test/files/pos/t8359-closelim-crash.flags new file mode 100644 index 0000000000..49d036a887 --- /dev/null +++ b/test/files/pos/t8359-closelim-crash.flags @@ -0,0 +1 @@ +-optimize diff --git a/test/files/pos/t8359-closelim-crash.scala b/test/files/pos/t8359-closelim-crash.scala new file mode 100644 index 0000000000..1413694d10 --- /dev/null +++ b/test/files/pos/t8359-closelim-crash.scala @@ -0,0 +1,23 @@ +package test + +// This is a minimization of code that crashed the compiler during bootstrapping +// in the first iteration of https://github.com/scala/scala/pull/4373, the PR +// that adjusted the order of free and declared params in LambdaLift. + +// Was: +// java.lang.AssertionError: assertion failed: +// Record Record(<$anon: Function1>,Map(value a$1 -> Deref(LocalVar(value b)))) does not contain a field value b$1 +// at scala.tools.nsc.Global.assert(Global.scala:262) +// at scala.tools.nsc.backend.icode.analysis.CopyPropagation$copyLattice$State.getFieldNonRecordValue(CopyPropagation.scala:113) +// at scala.tools.nsc.backend.icode.analysis.CopyPropagation$copyLattice$State.getFieldNonRecordValue(CopyPropagation.scala:122) +// at scala.tools.nsc.backend.opt.ClosureElimination$ClosureElim$$anonfun$analyzeMethod$1$$anonfun$apply$2.replaceFieldAccess$1(ClosureElimination.scala:124) +class Typer { + def bar(a: Boolean, b: Boolean): Unit = { + @inline + def baz(): Unit = { + ((_: Any) => (Typer.this, a, b)).apply("") + } + ((_: Any) => baz()).apply("") + } +} + diff --git a/test/files/pos/t9239/Declaration.scala b/test/files/pos/t9239/Declaration.scala new file mode 100644 index 0000000000..452dcc1e77 --- /dev/null +++ b/test/files/pos/t9239/Declaration.scala @@ -0,0 +1,3 @@ +class Foo[A] +trait Bar[A] extends Foo[A] +class Baz[A] extends Bar[A] diff --git a/test/files/pos/t9239/Usage.java b/test/files/pos/t9239/Usage.java new file mode 100644 index 0000000000..d1e3fb0c3e --- /dev/null +++ b/test/files/pos/t9239/Usage.java @@ -0,0 +1,15 @@ +/** + * Used to fail with: + * + * Usage.java:5: error: incompatible types: Baz<String> cannot be converted to Foo<String> + * foo(f); + * ^ + */ +public class Usage { + public Usage() { + Baz<String> f = null; + foo(f); + } + + public void foo(Foo<String> f) { }; +} diff --git a/test/files/run/delambdafy-specialized.check b/test/files/run/delambdafy-specialized.check new file mode 100644 index 0000000000..c6903b9e29 --- /dev/null +++ b/test/files/run/delambdafy-specialized.check @@ -0,0 +1 @@ +scala.runtime.AbstractFunction1$mcII$sp diff --git a/test/files/run/delambdafy-specialized.flags b/test/files/run/delambdafy-specialized.flags new file mode 100644 index 0000000000..48b438ddf8 --- /dev/null +++ b/test/files/run/delambdafy-specialized.flags @@ -0,0 +1 @@ +-Ydelambdafy:method diff --git a/test/files/run/delambdafy-specialized.scala b/test/files/run/delambdafy-specialized.scala new file mode 100644 index 0000000000..634d4e490b --- /dev/null +++ b/test/files/run/delambdafy-specialized.scala @@ -0,0 +1,6 @@ +object Test { + def main(args: Array[String]): Unit = { + val f = (x: Int) => -x + println(f.getClass.getSuperclass.getName) + } +} diff --git a/test/files/run/delambdafy_t6028.check b/test/files/run/delambdafy_t6028.check index 7bd8cd7202..419e7043a3 100644 --- a/test/files/run/delambdafy_t6028.check +++ b/test/files/run/delambdafy_t6028.check @@ -1,35 +1,35 @@ [[syntax trees at end of lambdalift]] // newSource1.scala package <empty> { class T extends Object { - <paramaccessor> private[this] val classParam: Int = _; - def <init>(classParam: Int): T = { + <paramaccessor> private[this] val classParam: String = _; + def <init>(classParam: String): T = { T.super.<init>(); () }; - private[this] val field: Int = 0; - <stable> <accessor> def field(): Int = T.this.field; - def foo(methodParam: Int): Function0 = { - val methodLocal: Int = 0; + private[this] val field: String = ""; + <stable> <accessor> def field(): String = T.this.field; + def foo(methodParam: String): Function0 = { + val methodLocal: String = ""; { (() => T.this.$anonfun$1(methodParam, methodLocal)).$asInstanceOf[Function0]() } }; - def bar(barParam: Int): Object = { + def bar(barParam: String): Object = { @volatile var MethodLocalObject$module: runtime.VolatileObjectRef = scala.runtime.VolatileObjectRef.zero(); T.this.MethodLocalObject$1(barParam, MethodLocalObject$module) }; - def tryy(tryyParam: Int): Function0 = { - var tryyLocal: runtime.IntRef = scala.runtime.IntRef.create(0); + def tryy(tryyParam: String): Function0 = { + var tryyLocal: runtime.ObjectRef = scala.runtime.ObjectRef.create(""); { - (() => T.this.$anonfun$2(tryyParam, tryyLocal)).$asInstanceOf[Function0]() + (new <$anon: Function0>(T.this, tryyParam, tryyLocal): Function0) } }; - final <artifact> private[this] def $anonfun$1(methodParam$1: Int, methodLocal$1: Int): Int = T.this.classParam.+(T.this.field()).+(methodParam$1).+(methodLocal$1); + final <artifact> private[this] def $anonfun$1(methodParam$1: String, methodLocal$1: String): String = T.this.classParam.+(T.this.field()).+(methodParam$1).+(methodLocal$1); abstract trait MethodLocalTrait$1 extends Object { <synthetic> <stable> <artifact> def $outer(): T }; object MethodLocalObject$2 extends Object with T#MethodLocalTrait$1 { - def <init>($outer: T, barParam$1: Int): T#MethodLocalObject$2.type = { + def <init>($outer: T, barParam$1: String): T#MethodLocalObject$2.type = { MethodLocalObject$2.super.<init>(); MethodLocalObject$2.this.$asInstanceOf[T#MethodLocalTrait$1$class]()./*MethodLocalTrait$1$class*/$init$(barParam$1); () @@ -38,19 +38,34 @@ package <empty> { <synthetic> <stable> <artifact> def $outer(): T = MethodLocalObject$2.this.$outer; <synthetic> <stable> <artifact> def $outer(): T = MethodLocalObject$2.this.$outer }; - final <stable> private[this] def MethodLocalObject$1(barParam$1: Int, MethodLocalObject$module$1: runtime.VolatileObjectRef): T#MethodLocalObject$2.type = { + final <stable> private[this] def MethodLocalObject$1(barParam$1: String, MethodLocalObject$module$1: runtime.VolatileObjectRef): T#MethodLocalObject$2.type = { MethodLocalObject$module$1.elem = new T#MethodLocalObject$2.type(T.this, barParam$1); MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]() }; abstract trait MethodLocalTrait$1$class extends Object with T#MethodLocalTrait$1 { - def /*MethodLocalTrait$1$class*/$init$(barParam$1: Int): Unit = { + def /*MethodLocalTrait$1$class*/$init$(barParam$1: String): Unit = { () }; - scala.this.Predef.print(scala.Int.box(barParam$1)) + scala.this.Predef.print(barParam$1) }; - final <artifact> private[this] def $anonfun$2(tryyParam$1: Int, tryyLocal$1: runtime.IntRef): Unit = try { - tryyLocal$1.elem = tryyParam$1 - } finally () + @SerialVersionUID(value = 0) final <synthetic> class $anonfun$tryy$1 extends scala.runtime.AbstractFunction0$mcV$sp with Serializable { + def <init>($outer: T, tryyParam$1: String, tryyLocal$1: runtime.ObjectRef): <$anon: Function0> = { + $anonfun$tryy$1.super.<init>(); + () + }; + final def apply(): Unit = $anonfun$tryy$1.this.apply$mcV$sp(); + <specialized> def apply$mcV$sp(): Unit = try { + $anonfun$tryy$1.this.tryyLocal$1.elem = $anonfun$tryy$1.this.tryyParam$1 + } finally (); + <synthetic> <paramaccessor> <artifact> private[this] val $outer: T = _; + <synthetic> <stable> <artifact> def $outer(): T = $anonfun$tryy$1.this.$outer; + final <bridge> <artifact> def apply(): Object = { + $anonfun$tryy$1.this.apply(); + scala.runtime.BoxedUnit.UNIT + }; + <synthetic> <paramaccessor> private[this] val tryyParam$1: String = _; + <synthetic> <paramaccessor> private[this] val tryyLocal$1: runtime.ObjectRef = _ + } } } diff --git a/test/files/run/delambdafy_t6028.scala b/test/files/run/delambdafy_t6028.scala index 0b7ef48c3d..ca39195310 100644 --- a/test/files/run/delambdafy_t6028.scala +++ b/test/files/run/delambdafy_t6028.scala @@ -5,11 +5,11 @@ object Test extends DirectTest { override def extraSettings: String = "-usejavacp -Ydelambdafy:method -Xprint:lambdalift -d " + testOutput.path - override def code = """class T(classParam: Int) { - | val field: Int = 0 - | def foo(methodParam: Int) = {val methodLocal = 0 ; () => classParam + field + methodParam + methodLocal } - | def bar(barParam: Int) = { trait MethodLocalTrait { print(barParam) }; object MethodLocalObject extends MethodLocalTrait; MethodLocalObject } - | def tryy(tryyParam: Int) = { var tryyLocal = 0; () => try { tryyLocal = tryyParam } finally () } + override def code = """class T(classParam: String) { + | val field: String = "" + | def foo(methodParam: String) = {val methodLocal = "" ; () => classParam + field + methodParam + methodLocal } + | def bar(barParam: String) = { trait MethodLocalTrait { print(barParam) }; object MethodLocalObject extends MethodLocalTrait; MethodLocalObject } + | def tryy(tryyParam: String) = { var tryyLocal = ""; () => try { tryyLocal = tryyParam } finally () } |} |""".stripMargin.trim diff --git a/test/files/run/delambdafy_t6555.check b/test/files/run/delambdafy_t6555.check index 6b174c0d2a..b6ccebde78 100644 --- a/test/files/run/delambdafy_t6555.check +++ b/test/files/run/delambdafy_t6555.check @@ -5,11 +5,11 @@ package <empty> { Foo.super.<init>(); () }; - private[this] val f: Int => Int = { - final <artifact> def $anonfun(param: Int): Int = param; - ((param: Int) => $anonfun(param)) + private[this] val f: String => String = { + final <artifact> def $anonfun(param: String): String = param; + ((param: String) => $anonfun(param)) }; - <stable> <accessor> def f(): Int => Int = Foo.this.f + <stable> <accessor> def f(): String => String = Foo.this.f } } diff --git a/test/files/run/delambdafy_t6555.scala b/test/files/run/delambdafy_t6555.scala index a1dcfe790c..8d4976e989 100644 --- a/test/files/run/delambdafy_t6555.scala +++ b/test/files/run/delambdafy_t6555.scala @@ -5,7 +5,7 @@ object Test extends DirectTest { override def extraSettings: String = "-usejavacp -Xprint:specialize -Ydelambdafy:method -d " + testOutput.path - override def code = "class Foo { val f = (param: Int) => param } " + override def code = "class Foo { val f = (param: String) => param } " override def show(): Unit = { Console.withErr(System.out) { diff --git a/test/files/run/delambdafy_uncurry_byname_method.check b/test/files/run/delambdafy_uncurry_byname_method.check index cd3edc7d6f..e0f281b1cd 100644 --- a/test/files/run/delambdafy_uncurry_byname_method.check +++ b/test/files/run/delambdafy_uncurry_byname_method.check @@ -5,9 +5,9 @@ package <empty> { Foo.super.<init>(); () }; - def bar(x: () => Int): Int = x.apply(); - def foo(): Int = Foo.this.bar({ - final <artifact> def $anonfun(): Int = 1; + def bar(x: () => String): String = x.apply(); + def foo(): String = Foo.this.bar({ + final <artifact> def $anonfun(): String = ""; (() => $anonfun()) }) } diff --git a/test/files/run/delambdafy_uncurry_byname_method.scala b/test/files/run/delambdafy_uncurry_byname_method.scala index 1adeec8433..0ccc1f2e92 100644 --- a/test/files/run/delambdafy_uncurry_byname_method.scala +++ b/test/files/run/delambdafy_uncurry_byname_method.scala @@ -6,9 +6,9 @@ object Test extends DirectTest { override def extraSettings: String = "-usejavacp -Xprint:uncurry -Ydelambdafy:method -Ystop-after:uncurry -d " + testOutput.path override def code = """class Foo { - | def bar(x: => Int) = x + | def bar(x: => String) = x | - | def foo = bar(1) + | def foo = bar("") |} |""".stripMargin.trim diff --git a/test/files/run/repl-javap-lambdas.scala b/test/files/run/repl-javap-lambdas.scala index 15e5bf6877..76a6ec8450 100644 --- a/test/files/run/repl-javap-lambdas.scala +++ b/test/files/run/repl-javap-lambdas.scala @@ -7,8 +7,8 @@ object Test extends JavapTest { def code = """ |object Betty { | List(1,2,3) count (_ % 2 != 0) - | def f = List(1,2,3) filter (_ % 2 != 0) map (_ * 2) - | def g = List(1,2,3) filter (_ % 2 == 0) map (_ * 3) map (_ + 1) + | def f = List(1,2,3) filter ((x: Any) => true) map (x => "m1") + | def g = List(1,2,3) filter ((x: Any) => true) map (x => "m1") map (x => "m2") |} |:javap -fun Betty#g """.stripMargin @@ -16,7 +16,7 @@ object Test extends JavapTest { // three anonfuns of Betty#g override def yah(res: Seq[String]) = { import PartialFunction.{ cond => when } - val r = """\s*private static final .* \$anonfun\$\d+\(.*""".r + val r = """.*final .* .*\$anonfun\$\d+\(.*""".r def filtered = res filter (when(_) { case r(_*) => true }) 3 == filtered.size } diff --git a/test/files/run/t3368-b.check b/test/files/run/t3368-b.check new file mode 100644 index 0000000000..4cbe98c577 --- /dev/null +++ b/test/files/run/t3368-b.check @@ -0,0 +1,89 @@ +[[syntax trees at end of parser]] // newSource1.scala +package <empty> { + abstract trait X extends scala.AnyRef { + def $init$() = { + () + }; + def x = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hi & bye")); + $buf.$amp$plus(new _root_.scala.xml.PCData("red & black")); + $buf + } + }; + abstract trait Y extends scala.AnyRef { + def $init$() = { + () + }; + def y = { + { + new _root_.scala.xml.Elem(null, "a", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "b", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("start")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hi & bye")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "c", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("world")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "d", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("stuff")); + $buf.$amp$plus(new _root_.scala.xml.PCData("red & black")); + $buf + }: _*)) + } + } + }; + abstract trait Z extends scala.AnyRef { + def $init$() = { + () + }; + def d = new _root_.scala.xml.PCData("hello, world"); + def e = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }; + def f = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("x")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }: _*)) + } + }; + def g = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }: _*)) + } + }; + def h = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }: _*)) + } + } + } +} + diff --git a/test/files/run/t3368-b.scala b/test/files/run/t3368-b.scala new file mode 100644 index 0000000000..108cb9a5ee --- /dev/null +++ b/test/files/run/t3368-b.scala @@ -0,0 +1,26 @@ + +import scala.tools.partest.ParserTest + + +object Test extends ParserTest { + + override def code = """ + trait X { + // error: in XML literal: name expected, but char '!' cannot start a name + def x = <![CDATA[hi & bye]]> <![CDATA[red & black]]> + } + trait Y { + def y = <a><b/>start<![CDATA[hi & bye]]><c/>world<d/>stuff<![CDATA[red & black]]></a> + } + trait Z { + def d = <![CDATA[hello, world]]> + def e = <![CDATA[hello, world]]><![CDATA[hello, world]]> // top level not coalesced + def f = <foo>x<![CDATA[hello, world]]></foo> // adjoining text + def g = <foo><![CDATA[hello, world]]></foo> // text node when coalescing + def h = <foo><![CDATA[hello, world]]><![CDATA[hello, world]]></foo> + } + """ + + // not coalescing + override def extraSettings = s"${super.extraSettings} -Xxml:-coalescing" +} diff --git a/test/files/run/t3368-c.check b/test/files/run/t3368-c.check new file mode 100644 index 0000000000..e0c10cc0dd --- /dev/null +++ b/test/files/run/t3368-c.check @@ -0,0 +1,85 @@ +[[syntax trees at end of parser]] // newSource1.scala +package <empty> { + abstract trait X extends scala.AnyRef { + def $init$() = { + () + }; + def x = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hi & bye")); + $buf.$amp$plus(new _root_.scala.xml.Text("red & black")); + $buf + } + }; + abstract trait Y extends scala.AnyRef { + def $init$() = { + () + }; + def y = { + { + new _root_.scala.xml.Elem(null, "a", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "b", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("starthi & bye")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "c", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("world")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "d", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("stuffred & black")); + $buf + }: _*)) + } + } + }; + abstract trait Z extends scala.AnyRef { + def $init$() = { + () + }; + def d = new _root_.scala.xml.Text("hello, world"); + def e = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, world")); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, world")); + $buf + }; + def f = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("xhello, world")); + $buf + }: _*)) + } + }; + def g = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, world")); + $buf + }: _*)) + } + }; + def h = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, worldhello, world")); + $buf + }: _*)) + } + } + } +} + diff --git a/test/files/run/t3368-c.scala b/test/files/run/t3368-c.scala new file mode 100644 index 0000000000..5121794463 --- /dev/null +++ b/test/files/run/t3368-c.scala @@ -0,0 +1,26 @@ + +import scala.tools.partest.ParserTest + + +object Test extends ParserTest { + + override def code = """ + trait X { + // error: in XML literal: name expected, but char '!' cannot start a name + def x = <![CDATA[hi & bye]]> <![CDATA[red & black]]> + } + trait Y { + def y = <a><b/>start<![CDATA[hi & bye]]><c/>world<d/>stuff<![CDATA[red & black]]></a> + } + trait Z { + def d = <![CDATA[hello, world]]> + def e = <![CDATA[hello, world]]><![CDATA[hello, world]]> // top level not coalesced + def f = <foo>x<![CDATA[hello, world]]></foo> // adjoining text + def g = <foo><![CDATA[hello, world]]></foo> // text node when coalescing + def h = <foo><![CDATA[hello, world]]><![CDATA[hello, world]]></foo> + } + """ + + // default coalescing behavior, whatever that is today. + //override def extraSettings = s"${super.extraSettings} -Xxml:coalescing" +} diff --git a/test/files/run/t3368-d.check b/test/files/run/t3368-d.check new file mode 100644 index 0000000000..4cbe98c577 --- /dev/null +++ b/test/files/run/t3368-d.check @@ -0,0 +1,89 @@ +[[syntax trees at end of parser]] // newSource1.scala +package <empty> { + abstract trait X extends scala.AnyRef { + def $init$() = { + () + }; + def x = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hi & bye")); + $buf.$amp$plus(new _root_.scala.xml.PCData("red & black")); + $buf + } + }; + abstract trait Y extends scala.AnyRef { + def $init$() = { + () + }; + def y = { + { + new _root_.scala.xml.Elem(null, "a", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "b", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("start")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hi & bye")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "c", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("world")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "d", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("stuff")); + $buf.$amp$plus(new _root_.scala.xml.PCData("red & black")); + $buf + }: _*)) + } + } + }; + abstract trait Z extends scala.AnyRef { + def $init$() = { + () + }; + def d = new _root_.scala.xml.PCData("hello, world"); + def e = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }; + def f = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("x")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }: _*)) + } + }; + def g = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }: _*)) + } + }; + def h = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf.$amp$plus(new _root_.scala.xml.PCData("hello, world")); + $buf + }: _*)) + } + } + } +} + diff --git a/test/files/run/t3368-d.scala b/test/files/run/t3368-d.scala new file mode 100644 index 0000000000..5777c1a81e --- /dev/null +++ b/test/files/run/t3368-d.scala @@ -0,0 +1,26 @@ + +import scala.tools.partest.ParserTest + + +object Test extends ParserTest { + + override def code = """ + trait X { + // error: in XML literal: name expected, but char '!' cannot start a name + def x = <![CDATA[hi & bye]]> <![CDATA[red & black]]> + } + trait Y { + def y = <a><b/>start<![CDATA[hi & bye]]><c/>world<d/>stuff<![CDATA[red & black]]></a> + } + trait Z { + def d = <![CDATA[hello, world]]> + def e = <![CDATA[hello, world]]><![CDATA[hello, world]]> // top level not coalesced + def f = <foo>x<![CDATA[hello, world]]></foo> // adjoining text + def g = <foo><![CDATA[hello, world]]></foo> // text node when coalescing + def h = <foo><![CDATA[hello, world]]><![CDATA[hello, world]]></foo> + } + """ + + // default under 2.12 is not coalescing + override def extraSettings = s"${super.extraSettings} -Xsource:212" +} diff --git a/test/files/run/t3368.check b/test/files/run/t3368.check new file mode 100644 index 0000000000..e0c10cc0dd --- /dev/null +++ b/test/files/run/t3368.check @@ -0,0 +1,85 @@ +[[syntax trees at end of parser]] // newSource1.scala +package <empty> { + abstract trait X extends scala.AnyRef { + def $init$() = { + () + }; + def x = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hi & bye")); + $buf.$amp$plus(new _root_.scala.xml.Text("red & black")); + $buf + } + }; + abstract trait Y extends scala.AnyRef { + def $init$() = { + () + }; + def y = { + { + new _root_.scala.xml.Elem(null, "a", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "b", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("starthi & bye")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "c", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("world")); + $buf.$amp$plus({ + { + new _root_.scala.xml.Elem(null, "d", _root_.scala.xml.Null, $scope, true) + } + }); + $buf.$amp$plus(new _root_.scala.xml.Text("stuffred & black")); + $buf + }: _*)) + } + } + }; + abstract trait Z extends scala.AnyRef { + def $init$() = { + () + }; + def d = new _root_.scala.xml.Text("hello, world"); + def e = { + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, world")); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, world")); + $buf + }; + def f = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("xhello, world")); + $buf + }: _*)) + } + }; + def g = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, world")); + $buf + }: _*)) + } + }; + def h = { + { + new _root_.scala.xml.Elem(null, "foo", _root_.scala.xml.Null, $scope, false, ({ + val $buf = new _root_.scala.xml.NodeBuffer(); + $buf.$amp$plus(new _root_.scala.xml.Text("hello, worldhello, world")); + $buf + }: _*)) + } + } + } +} + diff --git a/test/files/run/t3368.scala b/test/files/run/t3368.scala new file mode 100644 index 0000000000..284fed0784 --- /dev/null +++ b/test/files/run/t3368.scala @@ -0,0 +1,26 @@ + +import scala.tools.partest.ParserTest + + +object Test extends ParserTest { + + override def code = """ + trait X { + // error: in XML literal: name expected, but char '!' cannot start a name + def x = <![CDATA[hi & bye]]> <![CDATA[red & black]]> + } + trait Y { + def y = <a><b/>start<![CDATA[hi & bye]]><c/>world<d/>stuff<![CDATA[red & black]]></a> + } + trait Z { + def d = <![CDATA[hello, world]]> + def e = <![CDATA[hello, world]]><![CDATA[hello, world]]> // top level not coalesced + def f = <foo>x<![CDATA[hello, world]]></foo> // adjoining text + def g = <foo><![CDATA[hello, world]]></foo> // text node when coalescing + def h = <foo><![CDATA[hello, world]]><![CDATA[hello, world]]></foo> + } + """ + + // coalescing + override def extraSettings = s"${super.extraSettings} -Xxml:coalescing" +} diff --git a/test/files/run/t5699.scala b/test/files/run/t5699.scala index ec3b1d26b4..409bcd250c 100755 --- a/test/files/run/t5699.scala +++ b/test/files/run/t5699.scala @@ -1,21 +1,13 @@ -import scala.tools.partest.DirectTest +import scala.tools.partest.ParserTest import scala.reflect.internal.util.BatchSourceFile -object Test extends DirectTest { +object Test extends ParserTest { // Java code override def code = """ |public @interface MyAnnotation { String value(); } """.stripMargin - override def extraSettings: String = "-usejavacp -Ystop-after:typer -Xprint:parser" - - override def show(): Unit = { - // redirect err to out, for logging - val prevErr = System.err - System.setErr(System.out) - compile() - System.setErr(prevErr) - } + override def extraSettings: String = "-usejavacp -Ystop-after:namer -Xprint:parser" override def newSources(sourceCodes: String*) = { assert(sourceCodes.size == 1) diff --git a/test/files/run/t7741a/GroovyInterface$1Dump.java b/test/files/run/t7741a/GroovyInterface$1Dump.java new file mode 100644 index 0000000000..0c0eab3f1b --- /dev/null +++ b/test/files/run/t7741a/GroovyInterface$1Dump.java @@ -0,0 +1,222 @@ +import java.util.*; +import scala.tools.asm.*; + +// generated with +// git clone alewando/scala_groovy_interop +// SCALA_HOME=... GROOVY_HOME=... ant +// cd /code/scala2 +// java -classpath build/asm/classes:/Users/jason/code/scala_groovy_interop/classes:/code/scala2/build/pack/lib/scala-library.jar:/usr/local/Cellar/groovy/2.4.1/libexec/embeddable/groovy-all-2.4.1.jar scala.tools.asm.util.ASMifier 'GroovyInterface$1' +// java -classpath build/asm/classes:/Users/jason/code/scala_groovy_interop/classes:/code/scala2/build/pack/lib/scala-library.jar:/usr/local/Cellar/groovy/2.4.1/libexec/embeddable/groovy-all-2.4.1.jar scala.tools.asm.util.ASMifier 'GroovyInterface$1' +public class GroovyInterface$1Dump implements Opcodes { + + public static byte[] dump () throws Exception { + + ClassWriter cw = new ClassWriter(0); + FieldVisitor fv; + MethodVisitor mv; + AnnotationVisitor av0; + + cw.visit(V1_5, ACC_SUPER + ACC_SYNTHETIC, "GroovyInterface$1", null, "java/lang/Object", new String[] {}); + + cw.visitInnerClass("GroovyInterface$1", "GroovyInterface", "1", ACC_SYNTHETIC); + + { + fv = cw.visitField(ACC_STATIC + ACC_SYNTHETIC, "$class$GroovyInterface", "Ljava/lang/Class;", null, null); + fv.visitEnd(); + } + { + fv = cw.visitField(ACC_PRIVATE + ACC_STATIC + ACC_SYNTHETIC, "$staticClassInfo", "Lorg/codehaus/groovy/reflection/ClassInfo;", null, null); + fv.visitEnd(); + } + { + fv = cw.visitField(ACC_PUBLIC + ACC_STATIC + ACC_TRANSIENT + ACC_SYNTHETIC, "__$stMC", "Z", null, null); + fv.visitEnd(); + } + { + fv = cw.visitField(ACC_PRIVATE + ACC_TRANSIENT + ACC_SYNTHETIC, "metaClass", "Lgroovy/lang/MetaClass;", null, null); + fv.visitEnd(); + } + { + fv = cw.visitField(ACC_PRIVATE + ACC_STATIC + ACC_SYNTHETIC, "$callSiteArray", "Ljava/lang/ref/SoftReference;", null, null); + fv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false); + mv.visitMethodInsn(INVOKESTATIC, "GroovyInterface$1", "$getCallSiteArray", "()[Lorg/codehaus/groovy/runtime/callsite/CallSite;", false); + mv.visitVarInsn(ASTORE, 1); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKEVIRTUAL, "GroovyInterface$1", "$getStaticMetaClass", "()Lgroovy/lang/MetaClass;", false); + mv.visitVarInsn(ASTORE, 2); + mv.visitVarInsn(ALOAD, 2); + mv.visitVarInsn(ALOAD, 0); + mv.visitInsn(SWAP); + mv.visitFieldInsn(PUTFIELD, "GroovyInterface$1", "metaClass", "Lgroovy/lang/MetaClass;"); + mv.visitVarInsn(ALOAD, 2); + mv.visitInsn(POP); + mv.visitInsn(RETURN); + mv.visitMaxs(2, 3); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PROTECTED + ACC_SYNTHETIC, "$getStaticMetaClass", "()Lgroovy/lang/MetaClass;", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;", false); + mv.visitLdcInsn(Type.getType("LGroovyInterface$1;")); + Label l0 = new Label(); + mv.visitJumpInsn(IF_ACMPEQ, l0); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKESTATIC, "org/codehaus/groovy/runtime/ScriptBytecodeAdapter", "initMetaClass", "(Ljava/lang/Object;)Lgroovy/lang/MetaClass;", false); + mv.visitInsn(ARETURN); + mv.visitLabel(l0); + mv.visitFieldInsn(GETSTATIC, "GroovyInterface$1", "$staticClassInfo", "Lorg/codehaus/groovy/reflection/ClassInfo;"); + mv.visitVarInsn(ASTORE, 1); + mv.visitVarInsn(ALOAD, 1); + Label l1 = new Label(); + mv.visitJumpInsn(IFNONNULL, l1); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Object", "getClass", "()Ljava/lang/Class;", false); + mv.visitMethodInsn(INVOKESTATIC, "org/codehaus/groovy/reflection/ClassInfo", "getClassInfo", "(Ljava/lang/Class;)Lorg/codehaus/groovy/reflection/ClassInfo;", false); + mv.visitInsn(DUP); + mv.visitVarInsn(ASTORE, 1); + mv.visitFieldInsn(PUTSTATIC, "GroovyInterface$1", "$staticClassInfo", "Lorg/codehaus/groovy/reflection/ClassInfo;"); + mv.visitLabel(l1); + mv.visitVarInsn(ALOAD, 1); + mv.visitMethodInsn(INVOKEVIRTUAL, "org/codehaus/groovy/reflection/ClassInfo", "getMetaClass", "()Lgroovy/lang/MetaClass;", false); + mv.visitInsn(ARETURN); + mv.visitMaxs(2, 2); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC + ACC_SYNTHETIC, "getMetaClass", "()Lgroovy/lang/MetaClass;", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitFieldInsn(GETFIELD, "GroovyInterface$1", "metaClass", "Lgroovy/lang/MetaClass;"); + mv.visitInsn(DUP); + Label l0 = new Label(); + mv.visitJumpInsn(IFNULL, l0); + mv.visitInsn(ARETURN); + mv.visitLabel(l0); + mv.visitInsn(POP); + mv.visitVarInsn(ALOAD, 0); + mv.visitInsn(DUP); + mv.visitMethodInsn(INVOKEVIRTUAL, "GroovyInterface$1", "$getStaticMetaClass", "()Lgroovy/lang/MetaClass;", false); + mv.visitFieldInsn(PUTFIELD, "GroovyInterface$1", "metaClass", "Lgroovy/lang/MetaClass;"); + mv.visitVarInsn(ALOAD, 0); + mv.visitFieldInsn(GETFIELD, "GroovyInterface$1", "metaClass", "Lgroovy/lang/MetaClass;"); + mv.visitInsn(ARETURN); + mv.visitMaxs(2, 1); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC + ACC_SYNTHETIC, "setMetaClass", "(Lgroovy/lang/MetaClass;)V", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitVarInsn(ALOAD, 1); + mv.visitFieldInsn(PUTFIELD, "GroovyInterface$1", "metaClass", "Lgroovy/lang/MetaClass;"); + mv.visitInsn(RETURN); + mv.visitMaxs(2, 2); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC + ACC_SYNTHETIC, "invokeMethod", "(Ljava/lang/String;Ljava/lang/Object;)Ljava/lang/Object;", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKEVIRTUAL, "GroovyInterface$1", "getMetaClass", "()Lgroovy/lang/MetaClass;", false); + mv.visitVarInsn(ALOAD, 0); + mv.visitVarInsn(ALOAD, 1); + mv.visitVarInsn(ALOAD, 2); + mv.visitMethodInsn(INVOKEINTERFACE, "groovy/lang/MetaClass", "invokeMethod", "(Ljava/lang/Object;Ljava/lang/String;Ljava/lang/Object;)Ljava/lang/Object;", true); + mv.visitInsn(ARETURN); + mv.visitMaxs(4, 3); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC + ACC_SYNTHETIC, "getProperty", "(Ljava/lang/String;)Ljava/lang/Object;", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKEVIRTUAL, "GroovyInterface$1", "getMetaClass", "()Lgroovy/lang/MetaClass;", false); + mv.visitVarInsn(ALOAD, 0); + mv.visitVarInsn(ALOAD, 1); + mv.visitMethodInsn(INVOKEINTERFACE, "groovy/lang/MetaClass", "getProperty", "(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;", true); + mv.visitInsn(ARETURN); + mv.visitMaxs(3, 2); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC + ACC_SYNTHETIC, "setProperty", "(Ljava/lang/String;Ljava/lang/Object;)V", null, null); + mv.visitCode(); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKEVIRTUAL, "GroovyInterface$1", "getMetaClass", "()Lgroovy/lang/MetaClass;", false); + mv.visitVarInsn(ALOAD, 0); + mv.visitVarInsn(ALOAD, 1); + mv.visitVarInsn(ALOAD, 2); + mv.visitMethodInsn(INVOKEINTERFACE, "groovy/lang/MetaClass", "setProperty", "(Ljava/lang/Object;Ljava/lang/String;Ljava/lang/Object;)V", true); + mv.visitInsn(RETURN); + mv.visitMaxs(4, 3); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_STATIC, "<clinit>", "()V", null, null); + mv.visitCode(); + mv.visitLdcInsn(Type.getType("LGroovyInterface;")); + mv.visitVarInsn(ASTORE, 0); + mv.visitVarInsn(ALOAD, 0); + mv.visitFieldInsn(PUTSTATIC, "GroovyInterface$1", "$class$GroovyInterface", "Ljava/lang/Class;"); + mv.visitVarInsn(ALOAD, 0); + mv.visitInsn(POP); + mv.visitInsn(RETURN); + mv.visitMaxs(1, 1); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PRIVATE + ACC_STATIC + ACC_SYNTHETIC, "$createCallSiteArray", "()Lorg/codehaus/groovy/runtime/callsite/CallSiteArray;", null, null); + mv.visitCode(); + mv.visitLdcInsn(new Integer(0)); + mv.visitTypeInsn(ANEWARRAY, "java/lang/String"); + mv.visitVarInsn(ASTORE, 0); + mv.visitTypeInsn(NEW, "org/codehaus/groovy/runtime/callsite/CallSiteArray"); + mv.visitInsn(DUP); + mv.visitLdcInsn(Type.getType("LGroovyInterface$1;")); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKESPECIAL, "org/codehaus/groovy/runtime/callsite/CallSiteArray", "<init>", "(Ljava/lang/Class;[Ljava/lang/String;)V", false); + mv.visitInsn(ARETURN); + mv.visitMaxs(4, 1); + mv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_PUBLIC + ACC_STATIC + ACC_SYNTHETIC, "$getCallSiteArray", "()[Lorg/codehaus/groovy/runtime/callsite/CallSite;", null, null); + mv.visitCode(); + mv.visitFieldInsn(GETSTATIC, "GroovyInterface$1", "$callSiteArray", "Ljava/lang/ref/SoftReference;"); + Label l0 = new Label(); + mv.visitJumpInsn(IFNULL, l0); + mv.visitFieldInsn(GETSTATIC, "GroovyInterface$1", "$callSiteArray", "Ljava/lang/ref/SoftReference;"); + mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/ref/SoftReference", "get", "()Ljava/lang/Object;", false); + mv.visitTypeInsn(CHECKCAST, "org/codehaus/groovy/runtime/callsite/CallSiteArray"); + mv.visitInsn(DUP); + mv.visitVarInsn(ASTORE, 0); + Label l1 = new Label(); + mv.visitJumpInsn(IFNONNULL, l1); + mv.visitLabel(l0); + mv.visitMethodInsn(INVOKESTATIC, "GroovyInterface$1", "$createCallSiteArray", "()Lorg/codehaus/groovy/runtime/callsite/CallSiteArray;", false); + mv.visitVarInsn(ASTORE, 0); + mv.visitTypeInsn(NEW, "java/lang/ref/SoftReference"); + mv.visitInsn(DUP); + mv.visitVarInsn(ALOAD, 0); + mv.visitMethodInsn(INVOKESPECIAL, "java/lang/ref/SoftReference", "<init>", "(Ljava/lang/Object;)V", false); + mv.visitFieldInsn(PUTSTATIC, "GroovyInterface$1", "$callSiteArray", "Ljava/lang/ref/SoftReference;"); + mv.visitLabel(l1); + mv.visitVarInsn(ALOAD, 0); + mv.visitFieldInsn(GETFIELD, "org/codehaus/groovy/runtime/callsite/CallSiteArray", "array", "[Lorg/codehaus/groovy/runtime/callsite/CallSite;"); + mv.visitInsn(ARETURN); + mv.visitMaxs(3, 1); + mv.visitEnd(); + } + cw.visitEnd(); + + return cw.toByteArray(); + } +} diff --git a/test/files/run/t7741a/GroovyInterfaceDump.java b/test/files/run/t7741a/GroovyInterfaceDump.java new file mode 100644 index 0000000000..87c09e272f --- /dev/null +++ b/test/files/run/t7741a/GroovyInterfaceDump.java @@ -0,0 +1,51 @@ +import java.util.*; +import scala.tools.asm.*; + +// generated with +// git clone alewando/scala_groovy_interop +// SCALA_HOME=... GROOVY_HOME=... ant +// cd /code/scala2 +// java -classpath build/asm/classes:/Users/jason/code/scala_groovy_interop/classes:/code/scala2/build/pack/lib/scala-library.jar:/usr/local/Cellar/groovy/2.4.1/libexec/embeddable/groovy-all-2.4.1.jar scala.tools.asm.util.ASMifier 'GroovyInterface$1' +// java -classpath build/asm/classes:/Users/jason/code/scala_groovy_interop/classes:/code/scala2/build/pack/lib/scala-library.jar:/usr/local/Cellar/groovy/2.4.1/libexec/embeddable/groovy-all-2.4.1.jar scala.tools.asm.util.ASMifier 'GroovyInterface$1' +public class GroovyInterfaceDump implements Opcodes { + + public static byte[] dump () throws Exception { + + ClassWriter cw = new ClassWriter(0); + FieldVisitor fv; + MethodVisitor mv; + AnnotationVisitor av0; + + cw.visit(V1_5, ACC_PUBLIC + ACC_ABSTRACT + ACC_INTERFACE, "GroovyInterface", null, "java/lang/Object", null); + + cw.visitInnerClass("GroovyInterface$1", "GroovyInterface", "1", ACC_SYNTHETIC); + + cw.visitInnerClass("GroovyInterface$__clinit__closure1", null, null, 0); + + { + fv = cw.visitField(ACC_PUBLIC + ACC_FINAL + ACC_STATIC, "closure", "Ljava/lang/Object;", null, null); + fv.visitEnd(); + } + { + mv = cw.visitMethod(ACC_STATIC, "<clinit>", "()V", null, null); + mv.visitCode(); + mv.visitTypeInsn(NEW, "GroovyInterface$__clinit__closure1"); + mv.visitInsn(DUP); + mv.visitFieldInsn(GETSTATIC, "GroovyInterface$1", "$class$GroovyInterface", "Ljava/lang/Class;"); + mv.visitFieldInsn(GETSTATIC, "GroovyInterface$1", "$class$GroovyInterface", "Ljava/lang/Class;"); + mv.visitMethodInsn(INVOKESPECIAL, "GroovyInterface$__clinit__closure1", "<init>", "(Ljava/lang/Object;Ljava/lang/Object;)V", false); + mv.visitVarInsn(ASTORE, 0); + mv.visitVarInsn(ALOAD, 0); + mv.visitFieldInsn(PUTSTATIC, "GroovyInterface", "closure", "Ljava/lang/Object;"); + mv.visitVarInsn(ALOAD, 0); + mv.visitInsn(POP); + mv.visitInsn(RETURN); + mv.visitMaxs(4, 1); + mv.visitEnd(); + } + cw.visitEnd(); + + return cw.toByteArray(); + } +} + diff --git a/test/files/run/t7741a/Test.scala b/test/files/run/t7741a/Test.scala new file mode 100644 index 0000000000..a75cb6c9eb --- /dev/null +++ b/test/files/run/t7741a/Test.scala @@ -0,0 +1,47 @@ +import java.io.{ByteArrayInputStream, FileOutputStream, BufferedOutputStream} +import java.util + +import java.io.File + +import scala.tools.partest.DirectTest + +object Test extends DirectTest { + + def code = "" + + override def show(): Unit = { + + val class1: Array[Byte] = GroovyInterfaceDump.dump() + val class2: Array[Byte] = GroovyInterface$1Dump.dump() + def writeFile(contents: Array[Byte], f: java.io.File): Unit = { + val out = new BufferedOutputStream(new FileOutputStream(f)) + try { + out.write(contents) + } finally out.close() + } + + val outdir = testOutput.jfile + + // interface GroovyInterface { + // + // // This is the line that causes scalac to choke. + // // It results in a GroovyInterface$1 class, which is a non-static inner class but it's constructor does not + // // include the implicit parameter that is the immediate enclosing instance. + // // See http://jira.codehaus.org/browse/GROOVY-7312 + // // + // // Scalac error: + // // [scalac] error: error while loading 1, class file '..../scala_groovy_interop/classes/com/example/groovy/GroovyInterface$1.class' is broken + // // [scalac] (class java.util.NoSuchElementException/head of empty list) + // final static def closure = { x -> "banana" } + // + // } + writeFile(GroovyInterfaceDump.dump(), new File(outdir, "GroovyInterface.class")) + writeFile(GroovyInterface$1Dump.dump(), new File(outdir, "GroovyInterface$1.class")) + compileCode("object Test { def foo(g: GroovyInterface) = g.toString }") + } + + def compileCode(code: String) = { + val classpath = List(sys.props("partest.lib"), testOutput.path) mkString sys.props("path.separator") + compileString(newCompiler("-cp", classpath, "-d", testOutput.path))(code) + } +} diff --git a/test/files/run/t7741b.check b/test/files/run/t7741b.check new file mode 100644 index 0000000000..a19e54aa3a --- /dev/null +++ b/test/files/run/t7741b.check @@ -0,0 +1,3 @@ +1. Don't refer to Inner +2. Refering to Inner +pos: NoPosition Class file for HasInner$Inner not found ERROR diff --git a/test/files/run/t7741b/HasInner.java b/test/files/run/t7741b/HasInner.java new file mode 100644 index 0000000000..a1d0d0d81a --- /dev/null +++ b/test/files/run/t7741b/HasInner.java @@ -0,0 +1,3 @@ +class HasInner { + class Inner {} +} diff --git a/test/files/run/t7741b/Test.scala b/test/files/run/t7741b/Test.scala new file mode 100644 index 0000000000..569ae6b679 --- /dev/null +++ b/test/files/run/t7741b/Test.scala @@ -0,0 +1,29 @@ +import java.io.File + +import scala.tools.partest.StoreReporterDirectTest + +object Test extends StoreReporterDirectTest { + + def code = "" + + override def show(): Unit = { + deleteClass("HasInner$Inner") + println("1. Don't refer to Inner") + compileCode("class Test { def test(x: HasInner) = x }") + assert(filteredInfos.isEmpty, filteredInfos) + println("2. Refering to Inner") + compileCode("class Test { def test(x: HasInner#Inner) = x }") + println(filteredInfos.mkString("\n")) + } + + def deleteClass(name: String) { + val classFile = new File(testOutput.path, name + ".class") + assert(classFile.exists) + assert(classFile.delete()) + } + + def compileCode(code: String) = { + val classpath = List(sys.props("partest.lib"), testOutput.path) mkString sys.props("path.separator") + compileString(newCompiler("-cp", classpath, "-d", testOutput.path))(code) + } +} diff --git a/test/files/run/t9097.scala b/test/files/run/t9097.scala index d2bf55fc44..aa2b23bbac 100644 --- a/test/files/run/t9097.scala +++ b/test/files/run/t9097.scala @@ -15,7 +15,7 @@ object Test extends StoreReporterDirectTest { override def code = """package o |package a { | class C { - | def hihi = List(1,2).map(_ * 2) + | def hihi = List(1,2).map(_ => "") | } |} |package object a { diff --git a/test/junit/scala/tools/nsc/transform/patmat/SolvingTest.scala b/test/junit/scala/tools/nsc/transform/patmat/SolvingTest.scala index 1fe7b19056..7bcb90a2ee 100644 --- a/test/junit/scala/tools/nsc/transform/patmat/SolvingTest.scala +++ b/test/junit/scala/tools/nsc/transform/patmat/SolvingTest.scala @@ -52,6 +52,8 @@ object TestSolver extends Logic with Solving { def domainSyms = None + def groupedDomains: List[Set[TestSolver.Sym]] = Nil + def implications = Nil def mayBeNull = false @@ -207,11 +209,44 @@ class SolvingTest { import scala.tools.nsc.transform.patmat.TestSolver.TestSolver._ - implicit val Ord: Ordering[TestSolver.TestSolver.Model] = Ordering.by { - _.toSeq.sortBy(_.toString()).toIterable + object SymName { + def unapply(s: Sym): Option[String] = { + val Var(Tree(name)) = s.variable + Some(name) + } + } + + implicit val ModelOrd: Ordering[TestSolver.TestSolver.Model] = Ordering.by { + _.toSeq.sortWith { + case ((sym1, v1), (sym2, v2)) => + val SymName(name1) = sym1 + val SymName(name2) = sym2 + if (name1 < name2) + true + else if (name1 > name2) + false + else + v1 < v2 + }.toIterable + } + + implicit val SolutionOrd: Ordering[TestSolver.TestSolver.Solution] = + Ordering.by(_.model) + + def formatSolution(solution: Solution): String = { + formatModel(solution.model) } - private def sym(name: String) = Sym(Var(Tree(name)), NullConst) + def formatModel(model: Model): String = { + (for { + (SymName(name), value) <- model + } yield { + val v = if (value) "T" else "F" + s"$name -> $v" + }).mkString(", ") + } + + def sym(name: String) = Sym(Var(Tree(name)), NullConst) @Test def testSymCreation() { @@ -553,6 +588,23 @@ class SolvingTest { assertEquals(tseitinNoUnassigned, expansionNoUnassigned) } } + + def pairWiseEncoding(ops: List[Sym]) = { + And(ops.combinations(2).collect { + case a :: b :: Nil => Or(Not(a), Not(b)) + }.toSet[TestSolver.TestSolver.Prop]) + } + + @Test + def testAtMostOne() { + val dummySym = sym("dummy") + val syms = "pqrstu".map(c => sym(c.toString)).toList + // expand unassigned variables + // (otherwise solutions can not be compared) + val expected = TestSolver.TestSolver.findAllModelsFor(propToSolvable(And(dummySym, pairWiseEncoding(syms)))).flatMap(expandUnassigned) + val actual = TestSolver.TestSolver.findAllModelsFor(propToSolvable(And(dummySym, AtMostOne(syms)))).flatMap(expandUnassigned) + assertEquals(expected.toSet, actual.toSet) + } } diff --git a/test/pending/run/delambdafy-lambdametafactory.scala b/test/pending/run/delambdafy-lambdametafactory.scala new file mode 100644 index 0000000000..daea8a39fe --- /dev/null +++ b/test/pending/run/delambdafy-lambdametafactory.scala @@ -0,0 +1,50 @@ +// +// Tests that the static accessor method for lambda bodies +// (generated under -Ydelambdafy:method) are compatible with +// Java 8's LambdaMetafactory. +// +import java.lang.invoke._ + +class C { + def test1: Unit = { + (x: String) => x.reverse + } + def test2: Unit = { + val capture1 = "capture1" + (x: String) => capture1 + " " + x.reverse + } + def test3: Unit = { + (x: String) => C.this + " " + x.reverse + } +} +trait T { + def test4: Unit = { + (x: String) => x.reverse + } +} + +// A functional interface. Function1 contains abstract methods that are filled in by mixin +trait Function1ish[A, B] { + def apply(a: A): B +} + +object Test { + def lambdaFactory[A, B](hostClass: Class[_], instantiatedParam: Class[A], instantiatedRet: Class[B], accessorName: String, + capturedParams: Array[(Class[_], AnyRef)] = Array()) = { + val caller = MethodHandles.lookup + val methodType = MethodType.methodType(classOf[AnyRef], Array[Class[_]](classOf[AnyRef])) + val instantiatedMethodType = MethodType.methodType(instantiatedRet, Array[Class[_]](instantiatedParam)) + val (capturedParamTypes, captured) = capturedParams.unzip + val targetMethodType = MethodType.methodType(instantiatedRet, capturedParamTypes :+ instantiatedParam) + val invokedType = MethodType.methodType(classOf[Function1ish[_, _]], capturedParamTypes) + val target = caller.findStatic(hostClass, accessorName, targetMethodType) + val site = LambdaMetafactory.metafactory(caller, "apply", invokedType, methodType, target, instantiatedMethodType) + site.getTarget.invokeWithArguments(captured: _*).asInstanceOf[Function1ish[A, B]] + } + def main(args: Array[String]) { + println(lambdaFactory(classOf[C], classOf[String], classOf[String], "accessor$1").apply("abc")) + println(lambdaFactory(classOf[C], classOf[String], classOf[String], "accessor$2", Array(classOf[String] -> "capture1")).apply("abc")) + println(lambdaFactory(classOf[C], classOf[String], classOf[String], "accessor$3", Array(classOf[C] -> new C)).apply("abc")) + println(lambdaFactory(Class.forName("T$class"), classOf[String], classOf[String], "accessor$4", Array(classOf[T] -> new T{})).apply("abc")) + } +} |