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author | Seth Tisue <seth@tisue.net> | 2016-10-05 11:35:53 -0500 |
---|---|---|
committer | GitHub <noreply@github.com> | 2016-10-05 11:35:53 -0500 |
commit | 9d3f0777ff883a7c59da3fa7fee156890f51701e (patch) | |
tree | 571d67a2b815db2c7b32c36160629dabfa7dba48 | |
parent | 388053544829c53c95cb6f9bf24ac366e950bac0 (diff) | |
parent | fb53465ca7df23aa996f4bd3c03367f98f37d283 (diff) | |
download | scala-9d3f0777ff883a7c59da3fa7fee156890f51701e.tar.gz scala-9d3f0777ff883a7c59da3fa7fee156890f51701e.tar.bz2 scala-9d3f0777ff883a7c59da3fa7fee156890f51701e.zip |
Merge pull request #5416 from SethTisue/merge-2.12.0-to-2.12.x-sep-24
merge 2.12.0 onto 2.12.x [ci: last-only]
47 files changed, 712 insertions, 219 deletions
diff --git a/.travis.yml b/.travis.yml index 236e002a5e..c27b362a6c 100644 --- a/.travis.yml +++ b/.travis.yml @@ -9,15 +9,20 @@ rvm: script: bundle exec jekyll build -s spec/ -d build/spec install: bundle install -# https://gist.github.com/kzap/5819745, http://docs.travis-ci.com/user/travis-pro/ +# cat /dev/urandom | head -c 10000 | openssl sha1 > ./secret +# openssl aes-256-cbc -pass "file:./secret" -in id_dsa_spec212_b4096 -out spec/id_dsa_travis.enc -a +# travis encrypt "PRIV_KEY_SECRET=`cat ./secret`" env: - - secure: "WWU490z7DWAI8MidMyTE+i+Ppgjg46mdr7PviF6P6ulrPlRRKOtKXpLvzgJoQmluwzEK6/+iH7D5ybCUYMLdKkQM9kSqaXJ0jeqjOelaaa1LmuOQ8IbuT8O9DwHzjjp/n4Lj/KRvvN4nGxCMI7HLla4gunvPA7M6WK7FA+YKCOU=" # set PRIV_KEY_SECRET to password used to encrypt spec/id_dsa_travis.enc + - secure: "TuJOUtALynPd+MV1AuMeIpVb8BUBHr7Ul7FS48XhS2PyuTRpEBkSWybYcNg3AXyzmWDAuOjUxbaNMQBvP8vvehTbIYls5H5wTGKvj0D0TNVaPIXjF8bA8KyNat9xGNzhnWm2/2BMaWpKBJWRF7Jb+zHhijMYCJEbkMtoiE5R/mY=" + +# ^^^ set PRIV_KEY_SECRET to password used to encrypt spec/id_dsa_travis.enc -# using S3 would be simpler, but we want to upload to scala-lang.org -# after_success: bundle exec s3_website push --headless # the key is restricted using forced commands so that it can only upload to the directory we need here after_success: - openssl aes-256-cbc -pass "pass:$PRIV_KEY_SECRET" -in spec/id_dsa_travis.enc -out spec/id_dsa_travis -d -a - chmod 600 spec/id_dsa_travis - eval "$(ssh-agent)" - - '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && ssh-add -D && ssh-add spec/id_dsa_travis && rsync -e "ssh -o StrictHostKeyChecking=no" -rzv build/spec/ scalatest@chara.epfl.ch:/home/linuxsoft/archives/scala/spec/2.11/' + - '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && ssh-add -D && ssh-add spec/id_dsa_travis && rsync -e "ssh -o StrictHostKeyChecking=no" -rzv build/spec/ scalatest@chara.epfl.ch:/home/linuxsoft/archives/scala/spec/2.12/' + +# using S3 would be simpler, but we want to upload to scala-lang.org +# after_success: bundle exec s3_website push --headless @@ -156,8 +156,9 @@ be easily executed locally. ### IDE Setup -You may use IntelliJ IDEA ([src/intellij/README.md](src/intellij/README.md)) or the -Scala IDE for Eclipse (see [src/eclipse/README.md](src/eclipse/README.md)). +You may use IntelliJ IDEA (see [src/intellij/README.md](src/intellij/README.md)), +the Scala IDE for Eclipse (see [src/eclipse/README.md](src/eclipse/README.md)), +or ENSIME (see [this page on the ENSIME site](http://ensime.github.io//contributing/scalac/)). In order to use IntelliJ's incremental compiler: - run `dist/mkBin` in sbt to get a build and the runner scripts in `build/quick/bin` @@ -88,7 +88,7 @@ lazy val publishSettings : Seq[Setting[_]] = Seq( globalVersionSettings baseVersion in Global := "2.12.0" baseVersionSuffix in Global := "SNAPSHOT" -mimaReferenceVersion in Global := None +mimaReferenceVersion in Global := Some("2.12.0-RC1") lazy val commonSettings = clearSourceAndResourceDirectories ++ publishSettings ++ Seq[Setting[_]]( organization := "org.scala-lang", @@ -160,7 +160,7 @@ lazy val commonSettings = clearSourceAndResourceDirectories ++ publishSettings + <developers> <developer> <id>lamp</id> - <name>EPFL LAMP</name> + <name>LAMP/EPFL</name> </developer> <developer> <id>Lightbend</id> @@ -406,7 +406,7 @@ lazy val compiler = configureAsSubproject(project) ), // Generate the ScriptEngineFactory service definition. The Ant build does this when building // the JAR but sbt has no support for it and it is easier to do as a resource generator: - generateServiceProviderResources("javax.script.ScriptEngineFactory" -> "scala.tools.nsc.interpreter.IMain$Factory"), + generateServiceProviderResources("javax.script.ScriptEngineFactory" -> "scala.tools.nsc.interpreter.Scripted$Factory"), managedResourceDirectories in Compile := Seq((resourceManaged in Compile).value), fixPom( "/project/name" -> <name>Scala Compiler</name>, @@ -510,8 +510,10 @@ lazy val scalap = configureAsSubproject(project) ) .dependsOn(compiler) -lazy val partestExtras = configureAsSubproject(Project("partest-extras", file(".") / "src" / "partest-extras")) +lazy val partestExtras = Project("partest-extras", file(".") / "src" / "partest-extras") .dependsOn(replJlineEmbedded) + .settings(commonSettings: _*) + .settings(generatePropertiesFileSettings: _*) .settings(clearSourceAndResourceDirectories: _*) .settings(disableDocs: _*) .settings(disablePublishing: _*) @@ -597,8 +599,6 @@ lazy val partestJavaAgent = Project("partest-javaagent", file(".") / "src" / "pa // Setting name to "scala-partest-javaagent" so that the jar file gets that name, which the Runner relies on name := "scala-partest-javaagent", description := "Scala Compiler Testing Tool (compiler-specific java agent)", - // writing jar file to $buildDirectory/pack/lib because that's where it's expected to be found - setJarLocation, // add required manifest entry - previously included from file packageOptions in (Compile, packageBin) += Package.ManifestAttributes( "Premain-Class" -> "scala.tools.partest.javaagent.ProfilingAgent" ), @@ -834,7 +834,7 @@ lazy val root: Project = (project in file(".")) ) // The following subprojects' binaries are required for building "pack": -lazy val distDependencies = Seq(replJline, replJlineEmbedded, compiler, library, partestExtras, partestJavaAgent, reflect, scalap, scaladoc) +lazy val distDependencies = Seq(replJline, replJlineEmbedded, compiler, library, reflect, scalap, scaladoc) lazy val dist = (project in file("dist")) .settings(commonSettings) diff --git a/project/VersionUtil.scala b/project/VersionUtil.scala index 249aef8356..e2c2715320 100644 --- a/project/VersionUtil.scala +++ b/project/VersionUtil.scala @@ -18,7 +18,7 @@ object VersionUtil { ) lazy val generatePropertiesFileSettings = Seq[Setting[_]]( - copyrightString := "Copyright 2002-2016, LAMP/EPFL", + copyrightString := "Copyright 2002-2016, LAMP/EPFL and Lightbend, Inc.", resourceGenerators in Compile += generateVersionPropertiesFile.map(file => Seq(file)).taskValue, generateVersionPropertiesFile := generateVersionPropertiesFileImpl.value ) diff --git a/project/plugins.sbt b/project/plugins.sbt index 0a5b8f3dd4..da84d48915 100644 --- a/project/plugins.sbt +++ b/project/plugins.sbt @@ -19,4 +19,4 @@ buildInfoKeys := Seq[BuildInfoKey](buildClasspath) buildInfoPackage := "scalabuild" -libraryDependencies += "com.typesafe" %% "mima-reporter" % "0.1.8" +libraryDependencies += "com.typesafe" %% "mima-reporter" % "0.1.10" diff --git a/spec/README.md b/spec/README.md index 1a201fc97c..9fd7c9f6ae 100644 --- a/spec/README.md +++ b/spec/README.md @@ -12,7 +12,7 @@ We use Jekyll 2 and [Redcarpet](https://github.com/vmg/redcarpet) to generate th ## Building -Travis CI builds the spec automatically on every commit to master and publishes to http://www.scala-lang.org/files/archive/spec/2.11/. +Travis CI builds the spec automatically after every merged pull release and publishes to http://www.scala-lang.org/files/archive/spec/2.12/. To preview locally, run `bundle exec jekyll serve -d build/spec/ -s spec/ -w --baseurl=""` (in the root of your checkout of scala/scala), and open http://0.0.0.0:4000/. Jekyll will rebuild as you edit the markdown, but make sure to restart it when you change `_config.yml`. diff --git a/spec/_config.yml b/spec/_config.yml index 74ec602f8f..60e80ee05c 100644 --- a/spec/_config.yml +++ b/spec/_config.yml @@ -1,4 +1,4 @@ -baseurl: /files/archive/spec/2.11 +baseurl: /files/archive/spec/2.12 safe: true lsi: false highlighter: null diff --git a/spec/_layouts/default.yml b/spec/_layouts/default.yml index 7e205f8835..06d8c1c118 100644 --- a/spec/_layouts/default.yml +++ b/spec/_layouts/default.yml @@ -31,7 +31,7 @@ <body> <header> - <nav id="chapters"><a id="github" href="https://github.com/scala/scala/tree/2.11.x/spec"><img src="public/images/github-logo@2x.png" alt="Edit at Github"></a>{% assign sorted_pages = site.pages | sort:"name" %}{% for post in sorted_pages %}{% if post.chapter >= 0 %}<a href="{{site.baseurl}}{{ post.url }}">{{post.chapter}} {{ post.title }}</a>{% endif %}{% endfor %}</nav> + <nav id="chapters"><a id="github" href="https://github.com/scala/scala/tree/2.12.x/spec"><img src="public/images/github-logo@2x.png" alt="Edit at GitHub"></a>{% assign sorted_pages = site.pages | sort:"name" %}{% for post in sorted_pages %}{% if post.chapter >= 0 %}<a href="{{site.baseurl}}{{ post.url }}">{{post.chapter}} {{ post.title }}</a>{% endif %}{% endfor %}</nav> </header> <aside class="left"><nav id="toc"></nav></aside> diff --git a/spec/_layouts/toc.yml b/spec/_layouts/toc.yml index 4da7d41bea..dfd92eb114 100644 --- a/spec/_layouts/toc.yml +++ b/spec/_layouts/toc.yml @@ -19,9 +19,9 @@ <div id="header-main"> <img id="scala-logo" src="public/images/scala-spiral-white.png" /> <span id="title">Scala Language Specification</span> - <a id="github" href="https://github.com/scala/scala/tree/2.11.x/spec"><img src="public/images/github-logo@2x.png" alt="Edit at Github"></a> + <a id="github" href="https://github.com/scala/scala/tree/2.12.x/spec"><img src="public/images/github-logo@2x.png" alt="Edit at GitHub"></a> </div> - <div id="header-sub">Version 2.11</div> + <div id="header-sub">Version 2.12</div> </header> <main> {{ content }} diff --git a/spec/id_dsa_travis.enc b/spec/id_dsa_travis.enc index a9a4036807..16bbd569dc 100644 --- a/spec/id_dsa_travis.enc +++ b/spec/id_dsa_travis.enc @@ -1,15 +1,68 @@ -U2FsdGVkX1/RKhLZeL93vFQikKRRkoa3rqt6Kbs7cJStmcTI+DohoRUidRaeSULa -+xXQCwaSDs4+l1HdW2R4ZV62AVGhvIeKEZxc449c6qT9+wUd2PKkDghuJCy1dLTo -2OdFLDeop0X32bsauzPQGWwrpb/Llck4KeKffJq2257Hu6T/HnzSfDnvXbjAsVeH -ZLeXURAyDAdK9vFmFzFiEEztLkW8E3ZVyrk7Qa3GPNpmATiBdhVM8d0JJptKVgwQ -mZfhbItLrj490sPd5zpUFKAxJjPoKIa75n/+u4butn+ON97vr7xOy6ElX7HSJUgr -FJdVJgcO7lki0j+lfJVAP0zLnH80CgOkOJSq0Sso/ofs+lQIobo8fQqIdmoqV3z2 -KpYrgnqap1U2+ekIUKsUxk4LuO8uJhwPeMJs6FoDb+O4Aauqpy9242+P05gWkQVd -KVWRcHVE7DulS8Fp/o5GXJUdw+rdxvQ/voJ8i0HbYpp6UcmQwBheQMSmqtp5+ML9 -rBiBe2sr7pahqI5NKoF3iZCkZW74ge3/GP2d6m2tpOzD+IfdFDXQ/r8DbK2Dvwvz -eutOb0zrUtua2e2zvvpVxldPVpXA7A1hE0P3lns9o+TqNhEauTQimQ8/X51BHO6E -Ap4odrf2odocacY5VC4LFYDO3vat0wSTpi6SxkemUMX5yB7euqwD3ZrMcbpPFR1B -IU5XxW20NxUo8n+WuMUNkXTgk/Cr4OUiavVv4oLsHkmgD9LN3IYI6Rj/DSCzSbDx -hyWc7R47iu9f5okQScx62DwVK3AyAuVWer94x0Kj8AcIRwU/VwiXjnZ59I89AKTN -sjZJw1FfpJPqYs7fPtEiotUdaJHzJH8tiEWFrtOTuOg3h6fy0KJTPVh0WjcGXfb6 -Uh1SEgeHtMSUVhq8nd8LGQ== +U2FsdGVkX18jJJg9lNGgRS0cQhIsqc2UqBkuqZ1rEPKDdtU585GIP+ODcQ9dNPel +xguQyy8Y0nU4Op5eJO9q/4Fnlf9cUfPfbKfs6QXBw5vNHL53fuslhhoaFhLRW1og +dBSVq4Kv02HJjtbo/ZBXu8E4ppYoNzmsEbRkICWMmxFIXpQmiIts6TmN3gC9SedE ++EXdALOvYCUxJ5CLhlPz8kNsNBUSLZkeCvREDhUtOzCxTBfZXCZWDNxaNOOVB+ce +s11el19t+o87u7GAGuujvCiwtAWQ9cbxlME0MXp3NROBJ9TzKBWFHBH0LZGFxkR+ +kXn32EqdH9AQOKC4UWtjgtuZuFRlkVyLyAWtxG8hNxRoj4ddDWalg5BW87Fvd8Pl +Z7YErJbNbLufbHCxbdIfgoxWQIrMoHl87er26HLA7Ryzm1jngEwMQJJLfVdetYJB +E220NngADIt/oSXSCfFQKxbXrchZfjRHS47HBsd0/anhBGIKt4Gmmk4B8FtTO8H2 +m8QaVgzPEC+2ap/mi3DFg8LJO9PwJkbWRMAcdI7QXuy0P1wKR3Xnx/JxnVCJtqv6 +ISNdbKlzUAGTZHGFOo+GWjJuzNC6oo/jwjdLDrggEAR2mzqa9n0NG0yuq3xvU+pF 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+HcUplLQJ4JZmC9zhD2qCbRiqGe1s6kLRykK9c/GpIfCKFtOJnV0WJRxbSTXv+weG +ctWYHSO/fvmW5SH5ZC6vjCA/fMvX4bZ2LeH/HJMg/v4g05vKriVBBujsSMA5bBRi ++59BkZwdz82LvaPxcooMALJxMbMWxCeOakl8pTXOwg9OWOr2clQUkKFgRMPLuOPs +gIlwTLrWgYIAB5vGE9RqO1J959BjPUVbdO22UBXzoMPx0ERRvzvUyqFWwjayTlQu +40UNaSIdO9U+LtDCX8eRkqBP5LyI0vqlZP4HYIjoCIamYqrxO8AeJV6aYln1G72k +iY7iFmXc0Y0FwXbn1Ud5dwPomOwd1HP4nex7SCDJNhD0w3FaDvsqrPzjTGolDA33 +nmizSx2c8mLnXfu3I8j+WKZbEd4M5UmNnImy0HNYN86sHMZmXH+7e9F7cxKcnHQG +ZeEmPWmVhxSowWC0BvB6OTbSQu6ypSPRYLN4/aWKUA5TlWG6LC3o8ooYwpr/dZX/ +Bz3AmI38kKAL0ZeBmbZF7cQcC5jVL+cZdn6Mh1LxCtqkKFeiU5Cxey2t90tkYpi8 +AZJZdwePL6XcHpOdzDE/4IcxDbEiEdYn/XYG2fGMOqwYblVFoWFbuI08FKcbq8lc +n8dRsfHU3SbtIjtvstldcqPF0MMRroyHe3pLbJfeLwfcey89bv329bWSvVo53Wih +wyByW2Z2wfeVLO6wC52UClpZEIK2WAcDfunrbpP/4AmJq84SXmCwvZ7va7c9Kjnh +7I1zZpE8klFhsyW6WXhwrFF+Uq7jfA+dwe+3AJOiD++H5HFgAW7BNyfmrw5Iqjac diff --git a/src/compiler/scala/tools/nsc/backend/jvm/BCodeSyncAndTry.scala b/src/compiler/scala/tools/nsc/backend/jvm/BCodeSyncAndTry.scala index 3e53419573..466793010f 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/BCodeSyncAndTry.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/BCodeSyncAndTry.scala @@ -73,9 +73,11 @@ abstract class BCodeSyncAndTry extends BCodeBodyBuilder { /* ------ (4) exception-handler version of monitor-exit code. * Reached upon abrupt termination of (2). * Protected by whatever protects the whole synchronized expression. + * null => "any" exception in bytecode, like we emit for finally. + * Important not to use j/l/Throwable which dooms the method to a life of interpretation! (SD-233) * ------ */ - protect(startProtected, endProtected, currProgramPoint(), jlThrowableRef) + protect(startProtected, endProtected, currProgramPoint(), null) locals.load(monitor) emit(asm.Opcodes.MONITOREXIT) emit(asm.Opcodes.ATHROW) diff --git a/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala b/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala index 09e82de89b..edb75514e8 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala @@ -114,7 +114,7 @@ class BTypesFromSymbols[G <: Global](val global: G) extends BTypes { if (classSym == NothingClass) srNothingRef else if (classSym == NullClass) srNullRef else { - val internalName = classSym.javaBinaryName.toString + val internalName = classSym.javaBinaryNameString classBTypeFromInternalName.getOrElse(internalName, { // The new ClassBType is added to the map in its constructor, before we set its info. This // allows initializing cyclic dependencies, see the comment on variable ClassBType._info. @@ -625,7 +625,7 @@ class BTypesFromSymbols[G <: Global](val global: G) extends BTypes { */ def mirrorClassClassBType(moduleClassSym: Symbol): ClassBType = { assert(isTopLevelModuleClass(moduleClassSym), s"not a top-level module class: $moduleClassSym") - val internalName = moduleClassSym.javaBinaryName.dropModule.toString + val internalName = moduleClassSym.javaBinaryNameString.stripSuffix(nme.MODULE_SUFFIX_STRING) classBTypeFromInternalName.getOrElse(internalName, { val c = ClassBType(internalName) // class info consistent with BCodeHelpers.genMirrorClass @@ -642,7 +642,7 @@ class BTypesFromSymbols[G <: Global](val global: G) extends BTypes { } def beanInfoClassClassBType(mainClass: Symbol): ClassBType = { - val internalName = mainClass.javaBinaryName.toString + "BeanInfo" + val internalName = mainClass.javaBinaryNameString + "BeanInfo" classBTypeFromInternalName.getOrElse(internalName, { val c = ClassBType(internalName) c.info = Right(ClassInfo( diff --git a/src/compiler/scala/tools/nsc/backend/jvm/GenBCode.scala b/src/compiler/scala/tools/nsc/backend/jvm/GenBCode.scala index 0a54767f76..6593d4b725 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/GenBCode.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/GenBCode.scala @@ -337,7 +337,7 @@ abstract class GenBCode extends BCodeSyncAndTry { bTypes.initializeCoreBTypes() bTypes.javaDefinedClasses.clear() bTypes.javaDefinedClasses ++= currentRun.symSource collect { - case (sym, _) if sym.isJavaDefined => sym.javaBinaryName.toString + case (sym, _) if sym.isJavaDefined => sym.javaBinaryNameString } Statistics.stopTimer(BackendStats.bcodeInitTimer, initStart) diff --git a/src/compiler/scala/tools/nsc/transform/Constructors.scala b/src/compiler/scala/tools/nsc/transform/Constructors.scala index 8d362f13dd..daf645fd20 100644 --- a/src/compiler/scala/tools/nsc/transform/Constructors.scala +++ b/src/compiler/scala/tools/nsc/transform/Constructors.scala @@ -527,7 +527,7 @@ abstract class Constructors extends Statics with Transform with TypingTransforme super.transform(tree) else if (canBeSupplanted(tree.symbol)) gen.mkAttributedIdent(parameter(tree.symbol)) setPos tree.pos - else if (tree.symbol.outerSource == clazz) + else if (tree.symbol.outerSource == clazz && !isDelayedInitSubclass) gen.mkAttributedIdent(parameterNamed(nme.OUTER)) setPos tree.pos else super.transform(tree) diff --git a/src/compiler/scala/tools/nsc/transform/Erasure.scala b/src/compiler/scala/tools/nsc/transform/Erasure.scala index 69240b07a1..cc234eb623 100644 --- a/src/compiler/scala/tools/nsc/transform/Erasure.scala +++ b/src/compiler/scala/tools/nsc/transform/Erasure.scala @@ -258,7 +258,7 @@ abstract class Erasure extends InfoTransform // Anything which could conceivably be a module (i.e. isn't known to be // a type parameter or similar) must go through here or the signature is // likely to end up with Foo<T>.Empty where it needs Foo<T>.Empty$. - def fullNameInSig(sym: Symbol) = "L" + enteringJVM(sym.javaBinaryName) + def fullNameInSig(sym: Symbol) = "L" + enteringJVM(sym.javaBinaryNameString) def jsig(tp0: Type, existentiallyBound: List[Symbol] = Nil, toplevel: Boolean = false, primitiveOK: Boolean = true): String = { val tp = tp0.dealias diff --git a/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala b/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala index f3d5ceb0f0..7d50c12852 100644 --- a/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala +++ b/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala @@ -8,7 +8,7 @@ package tools.nsc package transform import symtab._ -import Flags.{ CASE => _, _ } +import Flags.{CASE => _, _} import scala.collection.mutable.ListBuffer /** This class ... diff --git a/src/compiler/scala/tools/nsc/transform/Fields.scala b/src/compiler/scala/tools/nsc/transform/Fields.scala index a383b65192..aa2ccd9788 100644 --- a/src/compiler/scala/tools/nsc/transform/Fields.scala +++ b/src/compiler/scala/tools/nsc/transform/Fields.scala @@ -22,7 +22,7 @@ import symtab.Flags._ * in the first (closest in the subclassing lattice) subclass (not a trait) of a trait. * * For lazy vals and modules, we emit accessors that using double-checked locking (DCL) to balance thread safety - * and performance. A lazy val gets a compute method for the DCL's slow path, for a module it's all done in the accessor. + * and performance. For both lazy vals and modules, the a compute method contains the DCL's slow path. * * Local lazy vals do not receive bitmaps, but use a Lazy*Holder that has the volatile init bit and the computed value. * See `mkLazyLocalDef`. @@ -193,23 +193,8 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor // not be emitted as ACC_FINAL. They are FINAL in the Scala sense, though: cannot be overridden. private final val ModuleOrLazyFieldFlags = FINAL | PrivateLocal | SYNTHETIC | NEEDS_TREES - private def newModuleVarSymbol(owner: Symbol, module: Symbol, tp: Type): TermSymbol = { -// println(s"new module var in $site for $module of type $tp") - val flags = MODULEVAR | (if (owner.isClass) ModuleOrLazyFieldFlags else 0) - - val moduleVar = - (owner.newVariable(nme.moduleVarName(module.name.toTermName), module.pos.focus, flags) - setInfo tp - addAnnotation VolatileAttr) - - moduleOrLazyVarOf(module) = moduleVar - - moduleVar - } - - private def moduleInit(module: Symbol) = { + private def moduleInit(module: Symbol, moduleVar: Symbol) = { // println(s"moduleInit for $module in ${module.ownerChain} --> ${moduleVarOf.get(module)}") - val moduleVar = moduleOrLazyVarOf(module) def moduleVarRef = gen.mkAttributedRef(moduleVar) // for local modules, we synchronize on the owner of the method that owns the module @@ -236,7 +221,10 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor * * TODO: optimize using local variable? */ - Block(If(needsInit, gen.mkSynchronized(monitorHolder)(If(needsInit, init, EmptyTree)), EmptyTree) :: Nil, moduleVarRef) + val computeName = nme.newLazyValSlowComputeName(module.name) + val computeMethod = DefDef(NoMods, computeName, Nil, ListOfNil, TypeTree(UnitTpe), gen.mkSynchronized(monitorHolder)(If(needsInit, init, EmptyTree))) + Block(computeMethod :: If(needsInit, Apply(Ident(computeName), Nil), EmptyTree) :: Nil, + gen.mkCast(moduleVarRef, module.info.resultType)) } // NoSymbol for lazy accessor sym with unit result type @@ -303,6 +291,10 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor lazyCallingSuper setInfo tp } + private def classNeedsInfoTransform(cls: Symbol): Boolean = { + !(cls.isPackageClass || cls.isJavaDefined) && (currentRun.compiles(cls) || refChecks.isSeparatelyCompiledScalaSuperclass(cls)) + } + def apply(tp0: Type): Type = tp0 match { // TODO: make less destructive (name changes, decl additions, flag setting -- // none of this is actually undone when travelling back in time using atPhase) @@ -358,9 +350,12 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor ClassInfoType(parents, allDecls, clazz) } else tp + + case tp@ClassInfoType(parents, oldDecls, clazz) if !classNeedsInfoTransform(clazz) => tp + // mix in fields & accessors for all mixed in traits + case tp@ClassInfoType(parents, oldDecls, clazz) => - case tp@ClassInfoType(parents, oldDecls, clazz) if !clazz.isPackageClass => val site = clazz.thisType // setter conflicts cannot arise independently from a getter conflict, since a setter without a getter does not a val definition make @@ -371,8 +366,16 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor (existingGetter ne NoSymbol) && (tp matches (site memberInfo existingGetter).resultType) // !existingGetter.isDeferred && -- see (3) } - def newModuleVarMember(member: Symbol): TermSymbol = - newModuleVarSymbol(clazz, member, site.memberType(member).resultType) + def newModuleVarMember(module: Symbol): TermSymbol = { + val moduleVar = + (clazz.newVariable(nme.moduleVarName(module.name.toTermName), module.pos.focus, MODULEVAR | ModuleOrLazyFieldFlags) + setInfo site.memberType(module).resultType + addAnnotation VolatileAttr) + + moduleOrLazyVarOf(module) = moduleVar + + moduleVar + } def newLazyVarMember(member: Symbol): TermSymbol = Fields.this.newLazyVarMember(clazz, member, site.memberType(member).resultType) @@ -522,7 +525,9 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor def mkTypedValDef(sym: Symbol, rhs: Tree = EmptyTree) = typedPos(sym.pos)(ValDef(sym, rhs)).asInstanceOf[ValDef] /** - * Desugar a local `lazy val x: Int = rhs` into + * Desugar a local `lazy val x: Int = rhs` + * or a local `object x { ...}` (the rhs will be instantiating the module's class) into: + * * ``` * val x$lzy = new scala.runtime.LazyInt() * def x$lzycompute(): Int = @@ -532,22 +537,24 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor * } * def x(): Int = if (x$lzy.initialized()) x$lzy.value() else x$lzycompute() * ``` + * + * The expansion is the same for local lazy vals and local objects, + * except for the suffix of the underlying val's name ($lzy or $module) */ - private def mkLazyLocalDef(lazyVal: Symbol, rhs: Tree): Tree = { + private def mkLazyLocalDef(lazySym: Symbol, rhs: Tree): Tree = { import CODE._ - import scala.reflect.NameTransformer.LAZY_LOCAL_SUFFIX_STRING - val owner = lazyVal.owner + import scala.reflect.{NameTransformer => nx} + val owner = lazySym.owner - val lazyValType = lazyVal.tpe.resultType + val lazyValType = lazySym.tpe.resultType val refClass = lazyHolders.getOrElse(lazyValType.typeSymbol, LazyRefClass) val isUnit = refClass == LazyUnitClass val refTpe = if (refClass != LazyRefClass) refClass.tpe else appliedType(refClass.typeConstructor, List(lazyValType)) - val lazyName = lazyVal.name.toTermName - val pos = lazyVal.pos.focus + val lazyName = lazySym.name.toTermName + val pos = lazySym.pos.focus - // used twice: once in the same owner as the lazy val, another time inside the compute method - val localLazyName = lazyName append LAZY_LOCAL_SUFFIX_STRING + val localLazyName = lazyName append (if (lazySym.isModule) nx.MODULE_VAR_SUFFIX_STRING else nx.LAZY_LOCAL_SUFFIX_STRING) // The lazy holder val need not be mutable, as we write to its field. // In fact, it MUST not be mutable to avoid capturing it as an ObjectRef in lambdalift @@ -567,14 +574,14 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor val computerSym = owner.newMethod(lazyName append nme.LAZY_SLOW_SUFFIX, pos, ARTIFACT | PRIVATE) setInfo MethodType(Nil, lazyValType) - val rhsAtComputer = rhs.changeOwner(lazyVal -> computerSym) + val rhsAtComputer = rhs.changeOwner(lazySym -> computerSym) val computer = mkAccessor(computerSym)(gen.mkSynchronized(Ident(holderSym))( If(initialized, getValue, if (isUnit) Block(rhsAtComputer :: Nil, Apply(initialize, Nil)) else Apply(initialize, rhsAtComputer :: Nil)))) - val accessor = mkAccessor(lazyVal)( + val accessor = mkAccessor(lazySym)( If(initialized, getValue, Apply(Ident(computerSym), Nil))) @@ -582,68 +589,87 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor // remove STABLE: prevent replacing accessor call of type Unit by BoxedUnit.UNIT in erasure // remove ACCESSOR: prevent constructors from eliminating the method body if the lazy val is // lifted into a trait (TODO: not sure about the details here) - lazyVal.resetFlag(STABLE | ACCESSOR) + lazySym.resetFlag(STABLE | ACCESSOR) Thicket(mkTypedValDef(holderSym, New(refTpe)) :: computer :: accessor :: Nil) } // synth trees for accessors/fields and trait setters when they are mixed into a class - def fieldsAndAccessors(clazz: Symbol): List[ValOrDefDef] = { - def fieldAccess(accessor: Symbol): List[Tree] = { - val fieldName = accessor.localName - val field = clazz.info.decl(fieldName) - // The `None` result denotes an error, but it's refchecks' job to report it (this fallback is for robustness). - // This is the result of overriding a val with a def, so that no field is found in the subclass. - if (field.exists) List(Select(This(clazz), field)) - else Nil - } - - def getterBody(getter: Symbol): List[Tree] = { + def fieldsAndAccessors(clazz: Symbol): List[Tree] = { + // scala/scala-dev#219 + // Cast to avoid spurious mismatch in paths containing trait vals that have + // not been rebound to accessors in the subclass we're in now. + // For example, for a lazy val mixed into a class, the lazy var's info + // will not refer to symbols created during our info transformer, + // so if its type depends on a val that is now implemented after the info transformer, + // we'll get a mismatch when assigning `rhs` to `lazyVarOf(getter)`. + // TODO: could we rebind more aggressively? consider overriding in type equality? + def cast(tree: Tree, pt: Type) = gen.mkAsInstanceOf(tree, pt) + + // Could be NoSymbol, which denotes an error, but it's refchecks' job to report it (this fallback is for robustness). + // This is the result of overriding a val with a def, so that no field is found in the subclass. + def fieldAccess(accessor: Symbol): Symbol = + afterOwnPhase { clazz.info.decl(accessor.localName) } + + def getterBody(getter: Symbol): Tree = // accessor created by newMatchingModuleAccessor for a static module that does need an accessor // (because there's a matching member in a super class) - if (getter.asTerm.referenced.isModule) { - List(gen.mkAttributedRef(clazz.thisType, getter.asTerm.referenced)) - } else { + if (getter.asTerm.referenced.isModule) + mkAccessor(getter)(cast(Select(This(clazz), getter.asTerm.referenced), getter.info.resultType)) + else { val fieldMemoization = fieldMemoizationIn(getter, clazz) - if (fieldMemoization.constantTyped) List(gen.mkAttributedQualifier(fieldMemoization.tp)) // TODO: drop when we no longer care about producing identical bytecode - else fieldAccess(getter) + // TODO: drop getter for constant? (when we no longer care about producing identical bytecode?) + if (fieldMemoization.constantTyped) mkAccessor(getter)(gen.mkAttributedQualifier(fieldMemoization.tp)) + else fieldAccess(getter) match { + case NoSymbol => EmptyTree + case fieldSel => mkAccessor(getter)(cast(Select(This(clazz), fieldSel), getter.info.resultType)) + } } - } // println(s"accessorsAndFieldsNeedingTrees for $templateSym: $accessorsAndFieldsNeedingTrees") - def setterBody(setter: Symbol): List[Tree] = { + def setterBody(setter: Symbol): Tree = // trait setter in trait - if (clazz.isTrait) List(EmptyTree) + if (clazz.isTrait) mkAccessor(setter)(EmptyTree) // trait setter for overridden val in class - else if (checkAndClearOverriddenTraitSetter(setter)) List(mkTypedUnit(setter.pos)) + else if (checkAndClearOverriddenTraitSetter(setter)) mkAccessor(setter)(mkTypedUnit(setter.pos)) // trait val/var setter mixed into class - else fieldAccess(setter) map (fieldSel => Assign(fieldSel, Ident(setter.firstParam))) - } + else fieldAccess(setter) match { + case NoSymbol => EmptyTree + case fieldSel => afterOwnPhase { // the assign only type checks after our phase (assignment to val) + mkAccessor(setter)(Assign(Select(This(clazz), fieldSel), cast(Ident(setter.firstParam), fieldSel.info))) + } + } - def moduleAccessorBody(module: Symbol): List[Tree] = List( + def moduleAccessorBody(module: Symbol): Tree = // added during synthFieldsAndAccessors using newModuleAccessor // a module defined in a trait by definition can't be static (it's a member of the trait and thus gets a new instance for every outer instance) - if (clazz.isTrait) EmptyTree + if (clazz.isTrait) mkAccessor(module)(EmptyTree) // symbol created by newModuleAccessor for a (non-trait) class - else moduleInit(module) - ) + else { + mkAccessor(module)(moduleInit(module, moduleOrLazyVarOf(module))) + } val synthAccessorInClass = new SynthLazyAccessorsIn(clazz) - def superLazy(getter: Symbol): List[ValOrDefDef] = { + def superLazy(getter: Symbol): Tree = { assert(!clazz.isTrait) - // this contortion was the only way I can get the super select to be type checked correctly.. TODO: why does SelectSuper not work? - val rhs = Apply(Select(Super(This(clazz), tpnme.EMPTY), getter.name), Nil) - explodeThicket(synthAccessorInClass.expandLazyClassMember(lazyVarOf(getter), getter, rhs, Map.empty)).asInstanceOf[List[ValOrDefDef]] + // this contortion was the only way I can get the super select to be type checked correctly.. + // TODO: why does SelectSuper not work? + val selectSuper = Select(Super(This(clazz), tpnme.EMPTY), getter.name) + + val lazyVar = lazyVarOf(getter) + val rhs = cast(Apply(selectSuper, Nil), lazyVar.info) + + synthAccessorInClass.expandLazyClassMember(lazyVar, getter, rhs, Map.empty) } - clazz.info.decls.toList.filter(checkAndClearNeedsTrees) flatMap { - case module if module hasAllFlags (MODULE | METHOD) => moduleAccessorBody(module) map mkAccessor(module) + (afterOwnPhase { clazz.info.decls } toList) filter checkAndClearNeedsTrees map { + case module if module hasAllFlags (MODULE | METHOD) => moduleAccessorBody(module) case getter if getter hasAllFlags (LAZY | METHOD) => superLazy(getter) - case setter if setter.isSetter => setterBody(setter) map mkAccessor(setter) - case getter if getter.hasFlag(ACCESSOR) => getterBody(getter) map mkAccessor(getter) - case field if !(field hasFlag METHOD) => Some(mkTypedValDef(field)) // vals/vars and module vars (cannot have flags PACKAGE | JAVA since those never receive NEEDS_TREES) - case _ => None - } + case setter if setter.isSetter => setterBody(setter) + case getter if getter.hasFlag(ACCESSOR) => getterBody(getter) + case field if !(field hasFlag METHOD) => mkTypedValDef(field) // vals/vars and module vars (cannot have flags PACKAGE | JAVA since those never receive NEEDS_TREES) + case _ => EmptyTree + } filterNot (_ == EmptyTree) // there will likely be many EmptyTrees, but perhaps no thicket blocks that need expanding } def rhsAtOwner(stat: ValOrDefDef, newOwner: Symbol): Tree = @@ -694,7 +720,7 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor // drop the val for (a) constant (pure & not-stored) and (b) not-stored (but still effectful) fields case ValDef(mods, _, _, rhs) if (rhs ne EmptyTree) && !excludedAccessorOrFieldByFlags(statSym) - && fieldMemoizationIn(statSym, currOwner).constantTyped => + && currOwner.isClass && fieldMemoizationIn(statSym, currOwner).constantTyped => EmptyThicket case ModuleDef(_, _, impl) => @@ -702,8 +728,9 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor val cd = super.transform(ClassDef(statSym.moduleClass, impl) setType NoType) if (currOwner.isClass) cd else { // local module -- symbols cannot be generated by info transformer, so do it all here - val moduleVar = newModuleVarSymbol(currOwner, statSym, statSym.info.resultType) - Thicket(cd :: mkTypedValDef(moduleVar) :: mkAccessor(statSym)(moduleInit(statSym)) :: Nil) + val Block(stats, _) = mkLazyLocalDef(statSym, gen.newModule(statSym, statSym.info.resultType)) + + Thicket(cd :: stats) } case tree => @@ -721,8 +748,13 @@ abstract class Fields extends InfoTransform with ast.TreeDSL with TypingTransfor override def transformStats(stats: List[Tree], exprOwner: Symbol): List[Tree] = { val addedStats = - if (!currentOwner.isClass) Nil // TODO: || currentOwner.isPackageClass - else afterOwnPhase { fieldsAndAccessors(currentOwner) } + if (!currentOwner.isClass || currentOwner.isPackageClass) Nil + else { + val thickets = fieldsAndAccessors(currentOwner) + if (thickets exists mustExplodeThicket) + thickets flatMap explodeThicket + else thickets + } val inRealClass = currentOwner.isClass && !(currentOwner.isPackageClass || currentOwner.isTrait) if (inRealClass) diff --git a/src/compiler/scala/tools/nsc/transform/LambdaLift.scala b/src/compiler/scala/tools/nsc/transform/LambdaLift.scala index 74e6c58388..798cfcd072 100644 --- a/src/compiler/scala/tools/nsc/transform/LambdaLift.scala +++ b/src/compiler/scala/tools/nsc/transform/LambdaLift.scala @@ -104,8 +104,31 @@ abstract class LambdaLift extends InfoTransform { /** Buffers for lifted out classes and methods */ private val liftedDefs = new LinkedHashMap[Symbol, List[Tree]] + val delayedInitDummies = new mutable.HashMap[Symbol, Symbol] + + /** + * For classes capturing locals, LambdaLift uses `local.logicallyEnclosingMember` to decide + * whether an access to the local is re-written to the field or constructor parameter. If the + * access is in a constructor statement, the constructor parameter is used. + * + * For DelayedInit subclasses, constructor statements end up in the synthetic init method + * instead of the constructor itself, so the access should go to the field. This method changes + * `logicallyEnclosingMember` in this case to return a temprorary symbol corresponding to that + * method. + */ + private def logicallyEnclosingMember(sym: Symbol): Symbol = { + if (sym.isLocalDummy) { + val enclClass = sym.enclClass + if (enclClass.isSubClass(DelayedInitClass)) + delayedInitDummies.getOrElseUpdate(enclClass, enclClass.newMethod(nme.delayedInit)) + else + enclClass.primaryConstructor + } else if (sym.isMethod || sym.isClass || sym == NoSymbol) sym + else logicallyEnclosingMember(sym.owner) + } + private def isSameOwnerEnclosure(sym: Symbol) = - sym.owner.logicallyEnclosingMember == currentOwner.logicallyEnclosingMember + logicallyEnclosingMember(sym.owner) == logicallyEnclosingMember(currentOwner) /** Mark symbol `sym` as being free in `enclosure`, unless `sym` * is defined in `enclosure` or there is a class between `enclosure`s owner @@ -139,9 +162,9 @@ abstract class LambdaLift extends InfoTransform { */ private def markFree(sym: Symbol, enclosure: Symbol): Boolean = { // println(s"mark free: ${sym.fullLocationString} marked free in $enclosure") - (enclosure == sym.owner.logicallyEnclosingMember) || { - debuglog("%s != %s".format(enclosure, sym.owner.logicallyEnclosingMember)) - if (enclosure.isPackageClass || !markFree(sym, enclosure.skipConstructor.owner.logicallyEnclosingMember)) false + (enclosure == logicallyEnclosingMember(sym.owner)) || { + debuglog("%s != %s".format(enclosure, logicallyEnclosingMember(sym.owner))) + if (enclosure.isPackageClass || !markFree(sym, logicallyEnclosingMember(enclosure.skipConstructor.owner))) false else { val ss = symSet(free, enclosure) if (!ss(sym)) { @@ -184,14 +207,14 @@ abstract class LambdaLift extends InfoTransform { if (sym == NoSymbol) { assert(name == nme.WILDCARD) } else if (sym.isLocalToBlock) { - val owner = currentOwner.logicallyEnclosingMember + val owner = logicallyEnclosingMember(currentOwner) if (sym.isTerm && !sym.isMethod) markFree(sym, owner) else if (sym.isMethod) markCalled(sym, owner) //symSet(called, owner) += sym } case Select(_, _) => if (sym.isConstructor && sym.owner.isLocalToBlock) - markCalled(sym, currentOwner.logicallyEnclosingMember) + markCalled(sym, logicallyEnclosingMember(currentOwner)) case _ => } super.traverse(tree) @@ -283,17 +306,18 @@ abstract class LambdaLift extends InfoTransform { private def proxy(sym: Symbol) = { def searchIn(enclosure: Symbol): Symbol = { - if (enclosure eq NoSymbol) throw new IllegalArgumentException("Could not find proxy for "+ sym.defString +" in "+ sym.ownerChain +" (currentOwner= "+ currentOwner +" )") - debuglog("searching for " + sym + "(" + sym.owner + ") in " + enclosure + " " + enclosure.logicallyEnclosingMember) + if (enclosure eq NoSymbol) + throw new IllegalArgumentException("Could not find proxy for "+ sym.defString +" in "+ sym.ownerChain +" (currentOwner= "+ currentOwner +" )") + debuglog("searching for " + sym + "(" + sym.owner + ") in " + enclosure + " " + logicallyEnclosingMember(enclosure)) val proxyName = proxyNames.getOrElse(sym, sym.name) - val ps = (proxies get enclosure.logicallyEnclosingMember).toList.flatten find (_.name == proxyName) + val ps = (proxies get logicallyEnclosingMember(enclosure)).toList.flatten find (_.name == proxyName) ps getOrElse searchIn(enclosure.skipConstructor.owner) } debuglog("proxy %s from %s has logical enclosure %s".format( sym.debugLocationString, currentOwner.debugLocationString, - sym.owner.logicallyEnclosingMember.debugLocationString) + logicallyEnclosingMember(sym.owner).debugLocationString) ) if (isSameOwnerEnclosure(sym)) sym @@ -319,7 +343,14 @@ abstract class LambdaLift extends InfoTransform { else if (clazz.isStaticOwner) gen.mkAttributedQualifier(clazz.thisType) else outerValue match { case EmptyTree => prematureSelfReference() - case o => outerPath(o, currentClass.outerClass, clazz) + case o => + val path = outerPath(o, currentClass.outerClass, clazz) + if (path.tpe <:< clazz.tpeHK) path + else { + // SI-9920 The outer accessor might have an erased type of the self type of a trait, + // rather than the trait itself. Add a cast if necessary. + gen.mkAttributedCast(path, clazz.tpeHK) + } } } diff --git a/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala b/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala index 8034d056d7..106b076eef 100644 --- a/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala +++ b/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala @@ -95,6 +95,15 @@ abstract class RefChecks extends Transform { ) } + private val separatelyCompiledScalaSuperclass = perRunCaches.newAnyRefMap[Symbol, Unit]() + final def isSeparatelyCompiledScalaSuperclass(sym: Symbol) = if (globalPhase.refChecked){ + separatelyCompiledScalaSuperclass.contains(sym) + } else { + // conservative approximation in case someone in pre-refchecks phase asks for `exitingFields(someClass.info)` + // and we haven't run the refchecks tree transform which populates `separatelyCompiledScalaSuperclass` + false + } + class RefCheckTransformer(unit: CompilationUnit) extends Transformer { var localTyper: analyzer.Typer = typer @@ -854,6 +863,8 @@ abstract class RefChecks extends Transform { // println("validate base type "+tp) val baseClass = tp.typeSymbol if (baseClass.isClass) { + if (!baseClass.isTrait && !baseClass.isJavaDefined && !currentRun.compiles(baseClass) && !separatelyCompiledScalaSuperclass.contains(baseClass)) + separatelyCompiledScalaSuperclass.update(baseClass, ()) val index = clazz.info.baseTypeIndex(baseClass) if (index >= 0) { if (seenTypes(index) forall (tp1 => !(tp1 <:< tp))) diff --git a/src/ensime/.ensime.SAMPLE b/src/ensime/.ensime.SAMPLE deleted file mode 100644 index 10801816b7..0000000000 --- a/src/ensime/.ensime.SAMPLE +++ /dev/null @@ -1,17 +0,0 @@ -( - :disable-source-load-on-startup t - :disable-scala-jars-on-classpath t - :root-dir "c:/Projects/Kepler" - :sources ( - "c:/Projects/Kepler/src/library" - "c:/Projects/Kepler/src/reflect" - "c:/Projects/Kepler/src/compiler" - ) - :compile-deps ( - "c:/Projects/Kepler/build/asm/classes" - "c:/Projects/Kepler/build/locker/classes/library" - "c:/Projects/Kepler/build/locker/classes/reflect" - "c:/Projects/Kepler/build/locker/classes/compiler" - ) - :target "c:/Projects/Kepler/build/classes" -)
\ No newline at end of file diff --git a/src/ensime/README.md b/src/ensime/README.md deleted file mode 100644 index 302d47b8a7..0000000000 --- a/src/ensime/README.md +++ /dev/null @@ -1,11 +0,0 @@ -Ensime project files -===================== - -Rename .ensime.SAMPLE to .ensime and replace sample paths with real paths to your sources and build results. -After that you're good to go with one of the ENSIME-enabled text editors. - -Editors that know how to talk to ENSIME servers: -1) Emacs via https://github.com/aemoncannon/ensime -2) jEdit via https://github.com/djspiewak/ensime-sidekick -3) TextMate via https://github.com/mads379/ensime.tmbundle -4) Sublime Text 2 via https://github.com/sublimescala/sublime-ensime diff --git a/src/library/scala/reflect/NameTransformer.scala b/src/library/scala/reflect/NameTransformer.scala index ae36f5edc2..bdf5165df5 100644 --- a/src/library/scala/reflect/NameTransformer.scala +++ b/src/library/scala/reflect/NameTransformer.scala @@ -13,15 +13,16 @@ package reflect * Also provides some constants. */ object NameTransformer { - // XXX Short term: providing a way to alter these without having to recompile - // the compiler before recompiling the compiler. - val MODULE_SUFFIX_STRING = sys.props.getOrElse("SCALA_MODULE_SUFFIX_STRING", "$") - val NAME_JOIN_STRING = sys.props.getOrElse("SCALA_NAME_JOIN_STRING", "$") - val MODULE_INSTANCE_NAME = "MODULE$" - val LOCAL_SUFFIX_STRING = " " - val LAZY_LOCAL_SUFFIX_STRING = "$lzy" - val SETTER_SUFFIX_STRING = "_$eq" - val TRAIT_SETTER_SEPARATOR_STRING = "$_setter_$" + // TODO: reduce duplication with and in StdNames + // I made these constants because we cannot change them without bumping our major version anyway. + final val NAME_JOIN_STRING = "$" + final val MODULE_SUFFIX_STRING = "$" + final val MODULE_INSTANCE_NAME = "MODULE$" + final val LOCAL_SUFFIX_STRING = " " + final val LAZY_LOCAL_SUFFIX_STRING = "$lzy" + final val MODULE_VAR_SUFFIX_STRING = "$module" + final val SETTER_SUFFIX_STRING = "_$eq" + final val TRAIT_SETTER_SEPARATOR_STRING = "$_setter_$" private val nops = 128 private val ncodes = 26 * 26 diff --git a/src/library/scala/util/Either.scala b/src/library/scala/util/Either.scala index 169786d31b..c332f18295 100644 --- a/src/library/scala/util/Either.scala +++ b/src/library/scala/util/Either.scala @@ -95,13 +95,15 @@ sealed abstract class Either[+A, +B] extends Product with Serializable { /** * Projects this `Either` as a `Left`. */ - @deprecated("use swap instead", "2.12.0") def left = Either.LeftProjection(this) /** * Projects this `Either` as a `Right`. + * + * Because `Either` is right-biased, this method is not normally needed. + * (It is retained in the API for now for easy cross-compilation between Scala + * 2.11 and 2.12.) */ - @deprecated("Either is now right-biased", "2.12.0") def right = Either.RightProjection(this) /** @@ -245,7 +247,7 @@ sealed abstract class Either[+A, +B] extends Product with Serializable { /** * Returns `true` if `Left` or returns the result of the application of - * the given function to the `Right` value. + * the given predicate to the `Right` value. * * {{{ * Right(12).forall(_ > 10) // true @@ -260,7 +262,7 @@ sealed abstract class Either[+A, +B] extends Product with Serializable { /** * Returns `false` if `Left` or returns the result of the application of - * the given function to the `Right` value. + * the given predicate to the `Right` value. * * {{{ * Right(12).exists(_ > 10) // true @@ -426,7 +428,10 @@ object Either { /** * Projects an `Either` into a `Left`. * - * This allows for-comprehensions over Either instances - for example {{{ + * This allows for-comprehensions over the left side of Either instances, + * reversing Either's usual right-bias. + * + * For example {{{ * for (s <- Left("flower").left) yield s.length // Left(6) * }}} * @@ -472,7 +477,6 @@ object Either { * @author <a href="mailto:research@workingmouse.com">Tony Morris</a>, Workingmouse * @version 1.0, 11/10/2008 */ - @deprecated("use swap instead", "2.12.0") final case class LeftProjection[+A, +B](e: Either[A, B]) { /** * Returns the value from this `Left` or throws `java.util.NoSuchElementException` @@ -624,19 +628,13 @@ object Either { /** * Projects an `Either` into a `Right`. * - * This allows for-comprehensions over Either instances - for example {{{ - * for (s <- Right("flower").right) yield s.length // Right(6) - * }}} - * - * Continuing the analogy with [[scala.Option]], a `RightProjection` declares - * that `Right` should be analogous to `Some` in some code. - * - * Analogous to `LeftProjection`, see example usage in its documentation above. + * Because `Either` is already right-biased, this class is not normally needed. + * (It is retained in the library for now for easy cross-compilation between Scala + * 2.11 and 2.12.) * * @author <a href="mailto:research@workingmouse.com">Tony Morris</a>, Workingmouse * @version 1.0, 11/10/2008 */ - @deprecated("Either is now right-biased", "2.12.0") final case class RightProjection[+A, +B](e: Either[A, B]) { /** diff --git a/src/library/scala/util/Properties.scala b/src/library/scala/util/Properties.scala index a176748cd6..fc2302d148 100644 --- a/src/library/scala/util/Properties.scala +++ b/src/library/scala/util/Properties.scala @@ -105,7 +105,7 @@ private[scala] trait PropertiesTrait { * or "version (unknown)" if it cannot be determined. */ val versionString = "version " + scalaPropOrElse("version.number", "(unknown)") - val copyrightString = scalaPropOrElse("copyright.string", "Copyright 2002-2016, LAMP/EPFL") + val copyrightString = scalaPropOrElse("copyright.string", "Copyright 2002-2016, LAMP/EPFL and Lightbend, Inc.") /** This is the encoding to use reading in source files, overridden with -encoding. * Note that it uses "prop" i.e. looks in the scala jar, not the system properties. diff --git a/src/reflect/scala/reflect/internal/StdNames.scala b/src/reflect/scala/reflect/internal/StdNames.scala index 1a6c84b19e..2e820a68e0 100644 --- a/src/reflect/scala/reflect/internal/StdNames.scala +++ b/src/reflect/scala/reflect/internal/StdNames.scala @@ -92,14 +92,15 @@ trait StdNames { def flattenedName(segments: Name*): NameType = compactify(segments mkString NAME_JOIN_STRING) - val NAME_JOIN_STRING: String = NameTransformer.NAME_JOIN_STRING - val MODULE_SUFFIX_STRING: String = NameTransformer.MODULE_SUFFIX_STRING - val LOCAL_SUFFIX_STRING: String = NameTransformer.LOCAL_SUFFIX_STRING - val LAZY_LOCAL_SUFFIX_STRING: String = NameTransformer.LAZY_LOCAL_SUFFIX_STRING - - val TRAIT_SETTER_SEPARATOR_STRING: String = NameTransformer.TRAIT_SETTER_SEPARATOR_STRING - - val SINGLETON_SUFFIX: String = ".type" + // TODO: what is the purpose of all this duplication!?!?! + // I made these constants because we cannot change them without bumping our major version anyway. + final val NAME_JOIN_STRING = NameTransformer.NAME_JOIN_STRING + final val MODULE_SUFFIX_STRING = NameTransformer.MODULE_SUFFIX_STRING + final val MODULE_VAR_SUFFIX_STRING = NameTransformer.MODULE_VAR_SUFFIX_STRING + final val LOCAL_SUFFIX_STRING = NameTransformer.LOCAL_SUFFIX_STRING + final val LAZY_LOCAL_SUFFIX_STRING = NameTransformer.LAZY_LOCAL_SUFFIX_STRING + final val TRAIT_SETTER_SEPARATOR_STRING = NameTransformer.TRAIT_SETTER_SEPARATOR_STRING + final val SINGLETON_SUFFIX = ".type" val ANON_CLASS_NAME: NameType = "$anon" val DELAMBDAFY_LAMBDA_CLASS_NAME: NameType = "$lambda" @@ -108,7 +109,7 @@ trait StdNames { val EMPTY_PACKAGE_NAME: NameType = "<empty>" val IMPORT: NameType = "<import>" val MODULE_SUFFIX_NAME: NameType = MODULE_SUFFIX_STRING - val MODULE_VAR_SUFFIX: NameType = "$module" + val MODULE_VAR_SUFFIX: NameType = MODULE_VAR_SUFFIX_STRING val PACKAGE: NameType = "package" val ROOT: NameType = "<root>" val SPECIALIZED_SUFFIX: NameType = "$sp" diff --git a/src/reflect/scala/reflect/internal/Symbols.scala b/src/reflect/scala/reflect/internal/Symbols.scala index ac025e50ae..f870ecfc15 100644 --- a/src/reflect/scala/reflect/internal/Symbols.scala +++ b/src/reflect/scala/reflect/internal/Symbols.scala @@ -2166,7 +2166,6 @@ trait Symbols extends api.Symbols { self: SymbolTable => final def logicallyEnclosingMember: Symbol = if (isLocalDummy) enclClass.primaryConstructor else if (isMethod || isClass || this == NoSymbol) this - else if (this == NoSymbol) { devWarningDumpStack("NoSymbol.logicallyEnclosingMember", 15); this } else owner.logicallyEnclosingMember /** The top-level class containing this symbol. */ diff --git a/test/files/pos/sd219.scala b/test/files/pos/sd219.scala new file mode 100644 index 0000000000..3c3f4962f0 --- /dev/null +++ b/test/files/pos/sd219.scala @@ -0,0 +1,11 @@ +class Global { class Name } + +trait CommonPrintUtils { + val global: Global + + lazy val precedence: global.Name => Int = ??? +} + +trait CompilerProvider { val global: Global = ??? } + +class AbstractPrinter extends CommonPrintUtils with CompilerProvider
\ No newline at end of file diff --git a/test/files/pos/shapeless-regression.scala b/test/files/pos/shapeless-regression.scala new file mode 100644 index 0000000000..f3a1ed1ba0 --- /dev/null +++ b/test/files/pos/shapeless-regression.scala @@ -0,0 +1,16 @@ +class W[T <: AnyRef](val t: T) { + val v: T {} = t +} + +object W { + def apply[T <: AnyRef](t: T) = new W[t.type](t) +} + +object RightAssoc { + def ra_:[T](t: T): Unit = () +} + +object Boom { + W("fooo").v ra_: RightAssoc +} + diff --git a/test/files/pos/t9918/package.scala b/test/files/pos/t9918/package.scala new file mode 100644 index 0000000000..9bd8ac9a69 --- /dev/null +++ b/test/files/pos/t9918/package.scala @@ -0,0 +1 @@ +package object pkg extends T diff --git a/test/files/pos/t9918/t9918.scala b/test/files/pos/t9918/t9918.scala new file mode 100644 index 0000000000..ec9a146579 --- /dev/null +++ b/test/files/pos/t9918/t9918.scala @@ -0,0 +1,3 @@ +package pkg + +trait T { object O } diff --git a/test/files/pos/t9920.scala b/test/files/pos/t9920.scala new file mode 100644 index 0000000000..8612618cc4 --- /dev/null +++ b/test/files/pos/t9920.scala @@ -0,0 +1,6 @@ +object Test { + def o = { + def i: Int = { i; 0 } + i + } +} diff --git a/test/files/run/SD-235.scala b/test/files/run/SD-235.scala new file mode 100644 index 0000000000..eb79c6fe71 --- /dev/null +++ b/test/files/run/SD-235.scala @@ -0,0 +1,39 @@ +class C { + var ORef: Object = null + def test = { + object O { + assert(!Thread.holdsLock(C.this)) + assert(Thread.holdsLock(ORef)) + } + val captor = new { def oh = O } + val refField = captor.getClass.getDeclaredFields.last + refField.setAccessible(true) + assert(refField.getType.toString.contains("LazyRef"), refField) + ORef = refField.get(captor) + O + } +} + +class D { + var ORef: Object = null + def test = { + lazy val O = { + assert(!Thread.holdsLock(D.this)) + assert(Thread.holdsLock(ORef)) + "O" + } + val captor = new { def oh = O } + val refField = captor.getClass.getDeclaredFields.last + refField.setAccessible(true) + assert(refField.getType.toString.contains("LazyRef"), refField) + ORef = refField.get(captor) + O + } +} + +object Test { + def main(args: Array[String]): Unit = { + new C().test + new D().test + } +} diff --git a/test/files/run/delambdafy_t6028.check b/test/files/run/delambdafy_t6028.check index eaba70ee1a..86cb1d5e97 100644 --- a/test/files/run/delambdafy_t6028.check +++ b/test/files/run/delambdafy_t6028.check @@ -15,7 +15,7 @@ package <empty> { } }; def bar(barParam: String): Object = { - @volatile var MethodLocalObject$module: runtime.VolatileObjectRef = scala.runtime.VolatileObjectRef.zero(); + lazy <artifact> val MethodLocalObject$module: scala.runtime.LazyRef = new scala.runtime.LazyRef(); T.this.MethodLocalObject$1(barParam, MethodLocalObject$module) }; def tryy(tryyParam: String): Function0 = { @@ -42,12 +42,14 @@ 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$1: String, MethodLocalObject$module$1: runtime.VolatileObjectRef): T#MethodLocalObject$2.type = { - if (MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]().eq(null)) - T.this.synchronized[Unit](if (MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]().eq(null)) - MethodLocalObject$module$1.elem = new T#MethodLocalObject$2.type(T.this, barParam$1)); - MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]() - }; + final <artifact> private[this] def MethodLocalObject$lzycompute$1(barParam$1: String, MethodLocalObject$module$1: scala.runtime.LazyRef): T#MethodLocalObject$2.type = MethodLocalObject$module$1.synchronized[T#MethodLocalObject$2.type](if (MethodLocalObject$module$1.initialized()) + MethodLocalObject$module$1.value().$asInstanceOf[T#MethodLocalObject$2.type]() + else + MethodLocalObject$module$1.initialize(new T#MethodLocalObject$2.type(T.this, barParam$1)).$asInstanceOf[T#MethodLocalObject$2.type]()); + final private[this] def MethodLocalObject$1(barParam$1: String, MethodLocalObject$module$1: scala.runtime.LazyRef): T#MethodLocalObject$2.type = if (MethodLocalObject$module$1.initialized()) + MethodLocalObject$module$1.value().$asInstanceOf[T#MethodLocalObject$2.type]() + else + T.this.MethodLocalObject$lzycompute$1(barParam$1, MethodLocalObject$module$1); final <artifact> private[this] def $anonfun$tryy$1(tryyParam$1: String, tryyLocal$1: runtime.ObjectRef): Unit = try { tryyLocal$1.elem = tryyParam$1 } finally () diff --git a/test/files/run/local_obj.scala b/test/files/run/local_obj.scala new file mode 100644 index 0000000000..25123f7078 --- /dev/null +++ b/test/files/run/local_obj.scala @@ -0,0 +1,9 @@ +class C { + val z = 2 + def mod = { object x { val y = z } ; x.y } +} + +object Test extends App { + val c = new C + assert(c.mod == c.z, s"${c.mod} != ${c.z}") +} diff --git a/test/files/run/t6028.check b/test/files/run/t6028.check index d6cc452bbf..05634fa8eb 100644 --- a/test/files/run/t6028.check +++ b/test/files/run/t6028.check @@ -15,7 +15,7 @@ package <empty> { } }; def bar(barParam: Int): Object = { - @volatile var MethodLocalObject$module: runtime.VolatileObjectRef = scala.runtime.VolatileObjectRef.zero(); + lazy <artifact> val MethodLocalObject$module: scala.runtime.LazyRef = new scala.runtime.LazyRef(); T.this.MethodLocalObject$1(barParam, MethodLocalObject$module) }; def tryy(tryyParam: Int): Function0 = { @@ -54,12 +54,14 @@ 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$2.type = { - if (MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]().eq(null)) - T.this.synchronized[Unit](if (MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]().eq(null)) - MethodLocalObject$module$1.elem = new T#MethodLocalObject$2.type(T.this, barParam$1)); - MethodLocalObject$module$1.elem.$asInstanceOf[T#MethodLocalObject$2.type]() - }; + final <artifact> private[this] def MethodLocalObject$lzycompute$1(barParam$1: Int, MethodLocalObject$module$1: scala.runtime.LazyRef): T#MethodLocalObject$2.type = MethodLocalObject$module$1.synchronized[T#MethodLocalObject$2.type](if (MethodLocalObject$module$1.initialized()) + MethodLocalObject$module$1.value().$asInstanceOf[T#MethodLocalObject$2.type]() + else + MethodLocalObject$module$1.initialize(new T#MethodLocalObject$2.type(T.this, barParam$1)).$asInstanceOf[T#MethodLocalObject$2.type]()); + final private[this] def MethodLocalObject$1(barParam$1: Int, MethodLocalObject$module$1: scala.runtime.LazyRef): T#MethodLocalObject$2.type = if (MethodLocalObject$module$1.initialized()) + MethodLocalObject$module$1.value().$asInstanceOf[T#MethodLocalObject$2.type]() + else + T.this.MethodLocalObject$lzycompute$1(barParam$1, MethodLocalObject$module$1); @SerialVersionUID(value = 0) final <synthetic> class $anonfun$tryy$1 extends scala.runtime.AbstractFunction0$mcV$sp with Serializable { def <init>($outer: T, tryyParam$1: Int, tryyLocal$1: runtime.IntRef): <$anon: Function0> = { $anonfun$tryy$1.super.<init>(); diff --git a/test/files/run/t9697.check b/test/files/run/t9697.check new file mode 100644 index 0000000000..2a4f01c14f --- /dev/null +++ b/test/files/run/t9697.check @@ -0,0 +1 @@ +warning: there were 9 deprecation warnings (since 2.11.0); re-run with -deprecation for details diff --git a/test/files/run/t9697.scala b/test/files/run/t9697.scala new file mode 100644 index 0000000000..eb8e44f8fc --- /dev/null +++ b/test/files/run/t9697.scala @@ -0,0 +1,204 @@ +object log { + val b = new collection.mutable.StringBuilder + def apply(s: Any): Unit = b.append(s) + def check(s: String) = { + val bs = b.toString + assert(s == bs, bs) + b.clear() + } +} + +package t9697 { + abstract class WA extends DelayedInit { + override def delayedInit(x: => Unit): Unit = x + val waField = "4" + } + + class C { + def b(s: String) = log(s) + val cField = "1" + + { + val dummyLocal = "2" + new WA { + val anonField = "3" + b(cField) + b(dummyLocal) + b(anonField) + b(waField) + } + } + } +} + +package sd229 { + class Broken { + def is(ee: AnyRef) = { + new Delayed { + log(ee) + } + } + } + + class Delayed extends DelayedInit { + def delayedInit(x: => Unit): Unit = x + } +} + + +// already fixed in 2.11.8, crashes in 2.10.6 +package t4683a { + class A { log("a") } + class B { log("b") } + class Bug extends DelayedInit { + log("bug") + def foo(a: A): B = new B + def delayedInit(init: => Unit): Unit = init + } +} + +// already fixed in 2.12.0-RC1, crashes in 2.11.8 +package t4683b { + class Entity extends DelayedInit { + def delayedInit(x: => Unit): Unit = x + + class Field + + protected def EntityField[T <: Entity: reflect.ClassTag] = new Field + + def find[T <: Entity: reflect.ClassTag] { + Nil.map(dbo => { + class EntityHolder extends Entity { + val entity = EntityField[T] + } + }) + log("find") + } + } +} + +package t4683c { + trait T extends DelayedInit { + def delayedInit(body: => Unit) = { + log("init") + body + } + } +} + +package t4683d { + class C extends DelayedInit { + def delayedInit(body: => Unit): Unit = body + } + class Injector { + def test: Object = { + val name = "k" + class crash extends C { + log(name) + } + new crash() + } + } +} + +package t4683e { + class DelayedInitTest { + def a = log("uh") + class B extends DelayedInit { + a + def delayedInit(body: => Unit): Unit = body + } + } +} + +package t4683f { + class Foo extends DelayedInit { + log("fooInit") + def delayedInit(newBody: => Unit): Unit = { + log("delayedInit") + inits = { + val f = () => newBody + if (inits == null) { + log("initsNull") + List(f) + } else + f :: inits + } + } + def foo = log("foo") + var inits: List[() => Unit] = Nil + } + + class Bar extends Foo { + log("barInit") + def bar = foo + def newBaz: Foo = new Baz + private class Baz extends Foo { + log("bazInit") + bar + } + } +} + +package t4683g { + trait MatExpWorld { self => + class T extends Runner { val expWorld: self.type = self } + } + + trait Runner extends DelayedInit { + def delayedInit(init: => Unit): Unit = init + val expWorld: MatExpWorld + } +} + + +object Test extends App { + new t9697.C() + log.check("1234") + + new sd229.Broken().is("hi") + log.check("hi") + + val a: t4683a.A = new t4683a.A + var b: t4683a.B = null + new t4683a.Bug { + val b = foo(a) + } + log.check("abugb") + + new t4683b.Entity().find[t4683b.Entity] + log.check("find") + + val f = (p1: Int) => new t4683c.T { log(p1) } + f(5) + log.check("init5") + + new t4683d.Injector().test + log.check("k") + + val dit = new t4683e.DelayedInitTest() + new dit.B() + log.check("uh") + + val fuu = new t4683f.Foo + log.check("delayedInitinitsNull") + fuu.inits.foreach(_.apply()) + log.check("fooInit") + assert(fuu.inits == Nil) // the (delayed) initializer of Foo sets the inits field to Nil + + val brr = new t4683f.Bar + log.check("delayedInitinitsNulldelayedInit") // delayedInit is called once for each constructor + brr.inits.foreach(_.apply()) + log.check("barInitfooInit") + assert(brr.inits == Nil) + + val bzz = brr.newBaz + log.check("delayedInitinitsNulldelayedInit") + bzz.inits.foreach(_.apply()) + log.check("bazInitfoofooInit") + assert(bzz.inits == Nil) + + val mew = new t4683g.MatExpWorld { } + val mt = new mew.T + assert(mt.expWorld == mew) +} diff --git a/test/files/run/t9920.scala b/test/files/run/t9920.scala new file mode 100644 index 0000000000..5dc32e99b7 --- /dev/null +++ b/test/files/run/t9920.scala @@ -0,0 +1,17 @@ +class C0 +trait T { self: C0 => + def test = { + object Local + + class C1 { + Local + } + new C1() + } +} + +object Test extends C0 with T { + def main(args: Array[String]): Unit = { + test + } +} diff --git a/test/files/run/t9920b.scala b/test/files/run/t9920b.scala new file mode 100644 index 0000000000..fab196b669 --- /dev/null +++ b/test/files/run/t9920b.scala @@ -0,0 +1,17 @@ +class C0 +trait T { + def test = { + object Local + + class C1 { + Local + } + new C1() + } +} + +object Test extends C0 with T { + def main(args: Array[String]): Unit = { + test + } +} diff --git a/test/files/run/t9920c.scala b/test/files/run/t9920c.scala new file mode 100644 index 0000000000..9541dc650a --- /dev/null +++ b/test/files/run/t9920c.scala @@ -0,0 +1,21 @@ +class C0 +trait T { self: C0 => + def test = { + object Local + + class C2 { + class C1 { + Local + } + T.this.toString + new C1 + } + new C2() + } +} + +object Test extends C0 with T { + def main(args: Array[String]): Unit = { + test + } +} diff --git a/test/files/run/t9920d.scala b/test/files/run/t9920d.scala new file mode 100644 index 0000000000..debc99e199 --- /dev/null +++ b/test/files/run/t9920d.scala @@ -0,0 +1,14 @@ +class C { object O } +trait T { _: C => + def foo { + class D { O } + new D + } +} + + +object Test extends C with T { + def main(args: Array[String]): Unit = { + foo + } +} diff --git a/test/junit/scala/tools/nsc/backend/jvm/BytecodeTest.scala b/test/junit/scala/tools/nsc/backend/jvm/BytecodeTest.scala index b09a41969e..00b6d1cc42 100644 --- a/test/junit/scala/tools/nsc/backend/jvm/BytecodeTest.scala +++ b/test/junit/scala/tools/nsc/backend/jvm/BytecodeTest.scala @@ -187,4 +187,12 @@ class BytecodeTest extends BytecodeTesting { List(Label(0), LineNumber(2, Label(0)), VarOp(ALOAD, 0), Invoke(INVOKESPECIAL, "T", "t", "()V", true), Op(RETURN), Label(4)) ) } + + @Test + def sd233(): Unit = { + val code = "def f = { println(1); synchronized(println(2)) }" + val m = compileMethod(code) + val List(ExceptionHandler(_, _, _, desc)) = m.handlers + assert(desc == None, desc) + } } diff --git a/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala b/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala index 85b44d9fa0..95b47f7d04 100644 --- a/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala +++ b/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala @@ -198,7 +198,9 @@ class InlineWarningTest extends BytecodeTesting { |Note that class A is defined in a Java source (mixed compilation), no bytecode is available.""".stripMargin ) var c = 0 - compileClasses(sCode, javaCode = List((jCode, "A.java")), allowMessage = i => { c += 1; warns.exists(i.msg.contains)}) + compileClasses(sCode, javaCode = List((jCode, "A.java")), allowMessage = i => { c += 1; + warns.exists(i.msg.contains) + }) assert(c == 2) } } diff --git a/test/junit/scala/tools/nsc/backend/jvm/opt/ScalaInlineInfoTest.scala b/test/junit/scala/tools/nsc/backend/jvm/opt/ScalaInlineInfoTest.scala index eae5385147..5cedc483cd 100644 --- a/test/junit/scala/tools/nsc/backend/jvm/opt/ScalaInlineInfoTest.scala +++ b/test/junit/scala/tools/nsc/backend/jvm/opt/ScalaInlineInfoTest.scala @@ -105,9 +105,11 @@ class ScalaInlineInfoTest extends BytecodeTesting { ("x4$(LT;)I", MethodInlineInfo(true ,false,false)), ("x5()I", MethodInlineInfo(true, false,false)), ("x5$(LT;)I", MethodInlineInfo(true ,false,false)), - ("L$1(Lscala/runtime/VolatileObjectRef;)LT$L$2$;", MethodInlineInfo(true, false,false)), + ("L$1(Lscala/runtime/LazyRef;)LT$L$2$;", MethodInlineInfo(true, false,false)), ("nest$1()I", MethodInlineInfo(true, false,false)), - ("$init$(LT;)V", MethodInlineInfo(true,false,false))), + ("$init$(LT;)V", MethodInlineInfo(true,false,false)), + ("L$lzycompute$1(Lscala/runtime/LazyRef;)LT$L$2$;", MethodInlineInfo(true,false,false)) + ), None // warning ) @@ -128,7 +130,9 @@ class ScalaInlineInfoTest extends BytecodeTesting { "x4()I" -> MethodInlineInfo(false,false,false), // "x5()I" -> MethodInlineInfo(true ,false,false), -- there is no x5 in the class as it's implemented fully in the interface "T$$super$toString()Ljava/lang/String;" -> MethodInlineInfo(true ,false,false), - "<init>()V" -> MethodInlineInfo(false,false,false)), + "<init>()V" -> MethodInlineInfo(false,false,false), + "O$lzycompute$1()V" -> MethodInlineInfo(true,false,false) + ), None) assert(infoC == expectC, mapDiff(expectC.methodInfos, infoC.methodInfos) + infoC) @@ -179,6 +183,7 @@ class ScalaInlineInfoTest extends BytecodeTesting { val infoC = inlineInfo(c) val expected = Map( "<init>()V" -> MethodInlineInfo(false,false,false), + "O$lzycompute$1()V" -> MethodInlineInfo(true,false,false), "O()LC$O$;" -> MethodInlineInfo(true,false,false)) assert(infoC.methodInfos == expected, mapDiff(infoC.methodInfos, expected)) assertSameMethods(c, expected.keySet) diff --git a/tools/get-scala-commit-date b/tools/get-scala-commit-date index b2e4e10770..6511ed98ca 100755 --- a/tools/get-scala-commit-date +++ b/tools/get-scala-commit-date @@ -10,8 +10,13 @@ [[ $# -eq 0 ]] || cd "$1" -lastcommitdate=$(git log --format="%ci" HEAD | head -n 1 | cut -d ' ' -f 1) -lastcommithours=$(git log --format="%ci" HEAD | head -n 1 | cut -d ' ' -f 2) +if git rev-parse --is-inside-work-tree > /dev/null 2>&1; then + lastcommitdate=$(git log --format="%ci" HEAD | head -n 1 | cut -d ' ' -f 1) + lastcommithours=$(git log --format="%ci" HEAD | head -n 1 | cut -d ' ' -f 2) +else + lastcommitdate=$(date +%Y-%m-%d) + lastcommithours=$(date +%H:%M:%S) +fi # 20120324 echo "${lastcommitdate//-/}-${lastcommithours//:/}" diff --git a/tools/get-scala-commit-sha b/tools/get-scala-commit-sha index eab90a4215..18289c7ca8 100755 --- a/tools/get-scala-commit-sha +++ b/tools/get-scala-commit-sha @@ -10,9 +10,13 @@ [[ $# -eq 0 ]] || cd "$1" -# printf %016s is not portable for 0-padding, has to be a digit. -# so we're stuck disassembling it. -hash=$(git log -1 --format="%H" HEAD) -hash=${hash#g} -hash=${hash:0:10} +if git rev-parse --is-inside-work-tree > /dev/null 2>&1; then + # printf %016s is not portable for 0-padding, has to be a digit. + # so we're stuck disassembling it. + hash=$(git log -1 --format="%H" HEAD) + hash=${hash#g} + hash=${hash:0:10} +else + hash="unknown" +fi echo "$hash" diff --git a/versions.properties b/versions.properties index e75ec61f64..7c357f7fa7 100644 --- a/versions.properties +++ b/versions.properties @@ -8,7 +8,7 @@ # The scala version used for bootstrapping. This has no impact on the final classfiles: # there are two stages (locker and quick), so compiler and library are always built # with themselves. Stability is ensured by building a third stage (strap). -starr.version=2.12.0-RC1 +starr.version=2.12.0-RC1-ceaf419 # These are the versions of the modules that go with this release. # These properties are used during PR validation and in dbuild builds. |