diff options
| -rw-r--r-- | src/compiler/scala/tools/nsc/CompilationUnits.scala | 6 | ||||
| -rw-r--r-- | src/compiler/scala/tools/nsc/backend/jvm/BCodeAsmCommon.scala | 82 | ||||
| -rw-r--r-- | src/compiler/scala/tools/nsc/backend/jvm/BTypes.scala | 2 | ||||
| -rw-r--r-- | src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala | 4 | ||||
| -rw-r--r-- | src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala | 11 | ||||
| -rw-r--r-- | src/compiler/scala/tools/nsc/transform/LambdaLift.scala | 21 | ||||
| -rw-r--r-- | src/reflect/scala/reflect/internal/StdNames.scala | 17 | ||||
| -rw-r--r-- | test/files/jvm/innerClassAttribute.check | 30 | ||||
| -rw-r--r-- | test/files/jvm/innerClassAttribute/Classes_1.scala | 38 | ||||
| -rw-r--r-- | test/files/jvm/innerClassAttribute/Test.scala | 78 | ||||
| -rw-r--r-- | test/files/jvm/t9105.check | 18 | ||||
| -rw-r--r-- | test/files/jvm/t9105.scala | 22 |
12 files changed, 286 insertions, 43 deletions
diff --git a/src/compiler/scala/tools/nsc/CompilationUnits.scala b/src/compiler/scala/tools/nsc/CompilationUnits.scala index 1a6843a249..6be1fda1b5 100644 --- a/src/compiler/scala/tools/nsc/CompilationUnits.scala +++ b/src/compiler/scala/tools/nsc/CompilationUnits.scala @@ -25,9 +25,9 @@ trait CompilationUnits { global: Global => class CompilationUnit(val source: SourceFile) extends CompilationUnitContextApi { self => /** the fresh name creator */ - implicit val fresh: FreshNameCreator = new FreshNameCreator - def freshTermName(prefix: String = "x$") = global.freshTermName(prefix) - def freshTypeName(prefix: String) = global.freshTypeName(prefix) + implicit val fresh: FreshNameCreator = new FreshNameCreator + def freshTermName(prefix: String = nme.FRESH_TERM_NAME_PREFIX) = global.freshTermName(prefix) + def freshTypeName(prefix: String) = global.freshTypeName(prefix) /** the content of the compilation unit in tree form */ var body: Tree = EmptyTree diff --git a/src/compiler/scala/tools/nsc/backend/jvm/BCodeAsmCommon.scala b/src/compiler/scala/tools/nsc/backend/jvm/BCodeAsmCommon.scala index a5f33aa786..90d2fcf4dc 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/BCodeAsmCommon.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/BCodeAsmCommon.scala @@ -22,6 +22,23 @@ final class BCodeAsmCommon[G <: Global](val global: G) { } /** + * Cache the value of delambdafy == "inline" for each run. We need to query this value many + * times, so caching makes sense. + */ + object delambdafyInline { + private var runId = -1 + private var value = false + + def apply(): Boolean = { + if (runId != global.currentRunId) { + runId = global.currentRunId + value = settings.Ydelambdafy.value == "inline" + } + value + } + } + + /** * True if `classSym` is an anonymous class or a local class. I.e., false if `classSym` is a * member class. This method is used to decide if we should emit an EnclosingMethod attribute. * It is also used to decide whether the "owner" field in the InnerClass attribute should be @@ -29,10 +46,59 @@ final class BCodeAsmCommon[G <: Global](val global: G) { */ def isAnonymousOrLocalClass(classSym: Symbol): Boolean = { assert(classSym.isClass, s"not a class: $classSym") - // Here used to be an `assert(!classSym.isDelambdafyFunction)`: delambdafy lambda classes are - // always top-level. However, SI-8900 shows an example where the weak name-based implementation - // of isDelambdafyFunction failed (for a function declared in a package named "lambda"). - classSym.isAnonymousClass || !classSym.originalOwner.isClass + val r = exitingPickler(classSym.isAnonymousClass) || !classSym.originalOwner.isClass + if (r && settings.Ybackend.value == "GenBCode") { + // this assertion only holds in GenBCode. lambda lift renames symbols and may accidentally + // introduce `$lambda` into a class name, making `isDelambdafyFunction` true. under GenBCode + // we prevent this, see `nonAnon` in LambdaLift. + // phase travel necessary: after flatten, the name includes the name of outer classes. + // if some outer name contains $lambda, a non-lambda class is considered lambda. + assert(exitingPickler(!classSym.isDelambdafyFunction), classSym.name) + } + r + } + + /** + * The next enclosing definition in the source structure. Includes anonymous function classes + * under delambdafy:inline, even though they are only generated during UnCurry. + */ + def nextEnclosing(sym: Symbol): Symbol = { + val origOwner = sym.originalOwner + // phase travel necessary: after flatten, the name includes the name of outer classes. + // if some outer name contains $anon, a non-anon class is considered anon. + if (delambdafyInline() && sym.rawowner.isAnonymousFunction) { + // SI-9105: special handling for anonymous functions under delambdafy:inline. + // + // class C { def t = () => { def f { class Z } } } + // + // class C { def t = byNameMethod { def f { class Z } } } + // + // In both examples, the method f lambda-lifted into the anonfun class. + // + // In both examples, the enclosing method of Z is f, the enclosing class is the anonfun. + // So nextEnclosing needs to return the following chain: Z - f - anonFunClassSym - ... + // + // In the first example, the initial owner of f is a TermSymbol named "$anonfun" (note: not the anonFunClassSym!) + // In the second, the initial owner of f is t (no anon fun term symbol for by-name args!). + // + // In both cases, the rawowner of class Z is the anonFunClassSym. So the check in the `if` + // above makes sure we don't jump over the anonymous function in the by-name argument case. + // + // However, we cannot directly return the rawowner: if `sym` is Z, we need to include method f + // in the result. This is done by comparing the rawowners (read: lambdalift-targets) of `sym` + // and `sym.originalOwner`: if they are the same, then the originalOwner is "in between", and + // we need to return it. + // If the rawowners are different, the symbol was not in between. In the first example, the + // originalOwner of `f` is the anonfun-term-symbol, whose rawowner is C. So the nextEnclosing + // of `f` is its rawowner, the anonFunClassSym. + // + // In delambdafy:method we don't have that problem. The f method is lambda-lifted into C, + // not into the anonymous function class. The originalOwner chain is Z - f - C. + if (sym.originalOwner.rawowner == sym.rawowner) sym.originalOwner + else sym.rawowner + } else { + origOwner + } } /** @@ -63,9 +129,9 @@ final class BCodeAsmCommon[G <: Global](val global: G) { def enclosingMethod(sym: Symbol): Option[Symbol] = { if (sym.isClass || sym == NoSymbol) None else if (sym.isMethod) Some(sym) - else enclosingMethod(sym.originalOwner) + else enclosingMethod(nextEnclosing(sym)) } - enclosingMethod(classSym.originalOwner) + enclosingMethod(nextEnclosing(classSym)) } /** @@ -76,9 +142,9 @@ final class BCodeAsmCommon[G <: Global](val global: G) { assert(classSym.isClass, classSym) def enclosingClass(sym: Symbol): Symbol = { if (sym.isClass) sym - else enclosingClass(sym.originalOwner) + else enclosingClass(nextEnclosing(sym)) } - enclosingClass(classSym.originalOwner) + enclosingClass(nextEnclosing(classSym)) } final case class EnclosingMethodEntry(owner: String, name: String, methodDescriptor: String) diff --git a/src/compiler/scala/tools/nsc/backend/jvm/BTypes.scala b/src/compiler/scala/tools/nsc/backend/jvm/BTypes.scala index a9bce82acd..7814ed858b 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/BTypes.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/BTypes.scala @@ -527,7 +527,7 @@ abstract class BTypes { * local and anonymous classes, no matter if there is an enclosing method or not. Accordingly, the * "class" field (see below) must be always defined, while the "method" field may be null. * - * NOTE: When a EnclosingMethod attribute is requried (local and anonymous classes), the "outer" + * NOTE: When an EnclosingMethod attribute is requried (local and anonymous classes), the "outer" * field in the InnerClass table must be null. * * Fields: diff --git a/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala b/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala index 94f9b585d9..bc880e002e 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/BTypesFromSymbols.scala @@ -227,7 +227,9 @@ class BTypesFromSymbols[G <: Global](val global: G) extends BTypes { } val innerName: Option[String] = { - if (innerClassSym.isAnonymousClass || innerClassSym.isAnonymousFunction) None + // phase travel necessary: after flatten, the name includes the name of outer classes. + // if some outer name contains $anon, a non-anon class is considered anon. + if (exitingPickler(innerClassSym.isAnonymousClass || innerClassSym.isAnonymousFunction)) None else Some(innerClassSym.rawname + innerClassSym.moduleSuffix) // moduleSuffix for module classes } diff --git a/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala b/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala index abe3bc512c..c36afd018b 100644 --- a/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala +++ b/src/compiler/scala/tools/nsc/backend/jvm/GenASM.scala @@ -692,11 +692,12 @@ abstract class GenASM extends SubComponent with BytecodeWriters { self => } } - def innerName(innerSym: Symbol): String = - if (innerSym.isAnonymousClass || innerSym.isAnonymousFunction) - null - else - innerSym.rawname + innerSym.moduleSuffix + def innerName(innerSym: Symbol): String = { + // phase travel necessary: after flatten, the name includes the name of outer classes. + // if some outer name contains $anon, a non-anon class is considered anon. + if (exitingPickler(innerSym.isAnonymousClass || innerSym.isAnonymousFunction)) null + else innerSym.rawname + innerSym.moduleSuffix + } innerClassBuffer ++= { val members = exitingPickler(memberClassesOf(csym)) diff --git a/src/compiler/scala/tools/nsc/transform/LambdaLift.scala b/src/compiler/scala/tools/nsc/transform/LambdaLift.scala index fa0c1f797b..e9fd6e14a9 100644 --- a/src/compiler/scala/tools/nsc/transform/LambdaLift.scala +++ b/src/compiler/scala/tools/nsc/transform/LambdaLift.scala @@ -250,21 +250,30 @@ abstract class LambdaLift extends InfoTransform { debuglog("renaming in %s: %s => %s".format(sym.owner.fullLocationString, originalName, sym.name)) } + // make sure that the name doesn't make the symbol accidentally `isAnonymousClass` (et.al) by + // introducing `$anon` in its name. to be cautious, we don't make this change in the default + // backend under 2.11.x, so only in GenBCode. + def nonAnon(s: String) = if (settings.Ybackend.value == "GenBCode") nme.ensureNonAnon(s) else s + def newName(sym: Symbol): Name = { val originalName = sym.name def freshen(prefix: String): Name = if (originalName.isTypeName) unit.freshTypeName(prefix) else unit.freshTermName(prefix) + val join = nme.NAME_JOIN_STRING if (sym.isAnonymousFunction && sym.owner.isMethod) { - freshen(sym.name + nme.NAME_JOIN_STRING + sym.owner.name + nme.NAME_JOIN_STRING) + freshen(sym.name + join + nonAnon(sym.owner.name.toString) + join) } else { + val name = freshen(sym.name + join) // SI-5652 If the lifted symbol is accessed from an inner class, it will be made public. (where?) - // Generating a unique name, mangled with the enclosing class name, avoids a VerifyError - // in the case that a sub-class happens to lifts out a method with the *same* name. - val name = freshen("" + sym.name + nme.NAME_JOIN_STRING) - if (originalName.isTermName && !sym.enclClass.isImplClass && calledFromInner(sym)) nme.expandedName(name.toTermName, sym.enclClass) - else name + // Generating a unique name, mangled with the enclosing full class name (including + // package - subclass might have the same name), avoids a VerifyError in the case + // that a sub-class happens to lifts out a method with the *same* name. + if (originalName.isTermName && !sym.enclClass.isImplClass && calledFromInner(sym)) + newTermNameCached(nonAnon(sym.enclClass.fullName('$')) + nme.EXPAND_SEPARATOR_STRING + name) + else + name } } diff --git a/src/reflect/scala/reflect/internal/StdNames.scala b/src/reflect/scala/reflect/internal/StdNames.scala index c94ee996e4..f32b7326fe 100644 --- a/src/reflect/scala/reflect/internal/StdNames.scala +++ b/src/reflect/scala/reflect/internal/StdNames.scala @@ -112,6 +112,23 @@ trait StdNames { val ROOT: NameType = "<root>" val SPECIALIZED_SUFFIX: NameType = "$sp" + val NESTED_IN: String = "$nestedIn" + val NESTED_IN_ANON_CLASS: String = NESTED_IN + ANON_CLASS_NAME.toString.replace("$", "") + val NESTED_IN_ANON_FUN: String = NESTED_IN + ANON_FUN_NAME.toString.replace("$", "") + val NESTED_IN_LAMBDA: String = NESTED_IN + DELAMBDAFY_LAMBDA_CLASS_NAME.toString.replace("$", "") + + /** + * Ensures that name mangling does not accidentally make a class respond `true` to any of + * isAnonymousClass, isAnonymousFunction, isDelambdafyFunction, e.g. by introducing "$anon". + */ + def ensureNonAnon(name: String) = { + name + .replace(nme.ANON_CLASS_NAME.toString, NESTED_IN_ANON_CLASS) + .replace(nme.ANON_FUN_NAME.toString, NESTED_IN_ANON_FUN) + .replace(nme.DELAMBDAFY_LAMBDA_CLASS_NAME.toString, NESTED_IN_LAMBDA) + } + + // value types (and AnyRef) are all used as terms as well // as (at least) arguments to the @specialize annotation. final val Boolean: NameType = "Boolean" diff --git a/test/files/jvm/innerClassAttribute.check b/test/files/jvm/innerClassAttribute.check index 20518aa49e..8395ff0b09 100644 --- a/test/files/jvm/innerClassAttribute.check +++ b/test/files/jvm/innerClassAttribute.check @@ -14,27 +14,27 @@ A19 / null / null A19 / null / null A19 / null / null -- A20 -- -A20$$anonfun$4 / null / null / 17 +A20$$anonfun$6 / null / null / 17 fun1: attribute for itself and the two child closures `() => ()` and `() => () => 1` -A20$$anonfun$4 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$1 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$3 / null / null / 17 +A20$$anonfun$6 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$1 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$3 / null / null / 17 fun2 () => (): itself and the outer closure -A20$$anonfun$4 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$1 / null / null / 17 +A20$$anonfun$6 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$1 / null / null / 17 fun3 () => () => (): itself, the outer closure and its child closure -A20$$anonfun$4 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$3 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$3$$anonfun$apply$2 / null / null / 17 +A20$$anonfun$6 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$3 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$3$$anonfun$apply$2 / null / null / 17 fun4: () => 1: itself and the two outer closures -A20$$anonfun$4 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$3 / null / null / 17 -A20$$anonfun$4$$anonfun$apply$3$$anonfun$apply$2 / null / null / 17 +A20$$anonfun$6 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$3 / null / null / 17 +A20$$anonfun$6$$anonfun$apply$3$$anonfun$apply$2 / null / null / 17 enclosing: nested closures have the apply method of the outer closure A20 / null / null -A20$$anonfun$4 / apply / ()Lscala/Function0; -A20$$anonfun$4 / apply / ()Lscala/Function0; -A20$$anonfun$4$$anonfun$apply$3 / apply / ()Lscala/Function0; +A20$$anonfun$6 / apply / ()Lscala/Function0; +A20$$anonfun$6 / apply / ()Lscala/Function0; +A20$$anonfun$6$$anonfun$apply$3 / apply / ()Lscala/Function0; #partest -Ydelambdafy:method -- A4 -- null / null / null diff --git a/test/files/jvm/innerClassAttribute/Classes_1.scala b/test/files/jvm/innerClassAttribute/Classes_1.scala index 9c3ea7f013..a2ade70c18 100644 --- a/test/files/jvm/innerClassAttribute/Classes_1.scala +++ b/test/files/jvm/innerClassAttribute/Classes_1.scala @@ -185,3 +185,41 @@ trait A24 extends A24Base { override object Conc extends A24Sym } } + +class SI_9105 { + // the EnclosingMethod attributes depend on the delambdafy strategy (inline vs method) + + // outerClass-inline enclMeth-inline outerClass-method enclMeth-method + val fun = () => { + class A // closure null (*) SI_9105 null + def m: Object = { class B; new B } // closure m$1 SI_9105 m$1 + val f: Object = { class C; new C } // closure null (*) SI_9105 null + } + def met = () => { + class D // closure null (*) SI_9105 met + def m: Object = { class E; new E } // closure m$1 SI_9105 m$1 + val f: Object = { class F; new F } // closure null (*) SI_9105 met + } + + // (*) the originalOwner chain of A (similar for D) is: SI_9105.fun.$anonfun-value.A + // we can get to the anonfun-class (created by uncurry), but not to the apply method. + // + // for C and F, the originalOwner chain is fun.$anonfun-value.f.C. at later phases, the rawowner of f is + // an apply$sp method of the closure class. we could use that as enclosing method, but it would be unsystematic + // (A / D don't have an encl meth either), and also strange to use the $sp, which is a compilation artifact. + // So using `null` looks more like the situation in the source code: C / F are nested classes of the anon-fun, and + // there's no method in between. + + def byName[T](op: => T) = 0 + + val bnV = byName { + class G // closure null (*) SI_9105 null + def m: Object = { class H; new H } // closure m$1 SI_9105 m$1 + val f: Object = { class I; new I } // closure null (*) SI_9105 null + } + def bnM = byName { + class J // closure null (*) SI_9105 bnM + def m: Object = { class K; new K } // closure m$1 SI_9105 m$1 + val f: Object = { class L; new L } // closure null (*) SI_9105 bnM + } +} diff --git a/test/files/jvm/innerClassAttribute/Test.scala b/test/files/jvm/innerClassAttribute/Test.scala index 3820048cb4..30dc412ff7 100644 --- a/test/files/jvm/innerClassAttribute/Test.scala +++ b/test/files/jvm/innerClassAttribute/Test.scala @@ -16,6 +16,8 @@ object Test extends BytecodeTest { loadClassNode(className).innerClasses.asScala.toList.sortBy(_.name) } + def ownInnerClassNode(n: String) = innerClassNodes(n).filter(_.name == n).head + final case class EnclosingMethod(name: String, descriptor: String, outerClass: String) def enclosingMethod(className: String) = { val n = loadClassNode(className) @@ -256,10 +258,10 @@ object Test extends BytecodeTest { printInnerClassNodes("A20") - val fun1 = lambdaClass("A20$$anonfun$4", "A20$lambda$1") - val fun2 = lambdaClass("A20$$anonfun$4$$anonfun$apply$1", "A20$lambda$$$nestedInAnonfun$5$1") - val fun3 = lambdaClass("A20$$anonfun$4$$anonfun$apply$3", "A20$lambda$$$nestedInAnonfun$5$2") - val fun4 = lambdaClass("A20$$anonfun$4$$anonfun$apply$3$$anonfun$apply$2", "A20$lambda$$$nestedInAnonfun$7$1") + val fun1 = lambdaClass("A20$$anonfun$6", "A20$lambda$1") + val fun2 = lambdaClass("A20$$anonfun$6$$anonfun$apply$1", "A20$lambda$$$nestedInAnonfun$5$1") + val fun3 = lambdaClass("A20$$anonfun$6$$anonfun$apply$3", "A20$lambda$$$nestedInAnonfun$5$2") + val fun4 = lambdaClass("A20$$anonfun$6$$anonfun$apply$3$$anonfun$apply$2", "A20$lambda$$$nestedInAnonfun$7$1") println("fun1: attribute for itself and the two child closures `() => ()` and `() => () => 1`") printInnerClassNodes(fun1) @@ -324,6 +326,73 @@ object Test extends BytecodeTest { assertMember(defsApiImpl, "A24Base", "DefinitionsApi$class", flags = Flags.ACC_PUBLIC | Flags.ACC_ABSTRACT) } + def testSI_9105() { + val isDelambdafyMethod = classpath.findClass("SI_9105$lambda$1").isDefined + if (isDelambdafyMethod) { + assertEnclosingMethod ("SI_9105$A$2" , "SI_9105", null , null) + assertEnclosingMethod ("SI_9105$B$5" , "SI_9105", "m$1", "()Ljava/lang/Object;") + assertEnclosingMethod ("SI_9105$C$1" , "SI_9105", null , null) + assertEnclosingMethod ("SI_9105$D$1" , "SI_9105", "met", "()Lscala/Function0;") + assertEnclosingMethod ("SI_9105$E$1" , "SI_9105", "m$3", "()Ljava/lang/Object;") + assertEnclosingMethod ("SI_9105$F$1" , "SI_9105", "met", "()Lscala/Function0;") + assertNoEnclosingMethod("SI_9105$lambda$$met$1") + assertNoEnclosingMethod("SI_9105$lambda$1") + assertNoEnclosingMethod("SI_9105") + + assertLocal(innerClassNodes("SI_9105$A$2").head, "SI_9105$A$2", "A$2") + assertLocal(innerClassNodes("SI_9105$B$5").head, "SI_9105$B$5", "B$5") + assertLocal(innerClassNodes("SI_9105$C$1").head, "SI_9105$C$1", "C$1") + assertLocal(innerClassNodes("SI_9105$D$1").head, "SI_9105$D$1", "D$1") + assertLocal(innerClassNodes("SI_9105$E$1").head, "SI_9105$E$1", "E$1") + assertLocal(innerClassNodes("SI_9105$F$1").head, "SI_9105$F$1", "F$1") + + // by-name + assertEnclosingMethod("SI_9105$G$1", "SI_9105", null , null) + assertEnclosingMethod("SI_9105$H$1", "SI_9105", "m$2", "()Ljava/lang/Object;") + assertEnclosingMethod("SI_9105$I$1", "SI_9105", null , null) + assertEnclosingMethod("SI_9105$J$1", "SI_9105", "bnM", "()I") + assertEnclosingMethod("SI_9105$K$2", "SI_9105", "m$4", "()Ljava/lang/Object;") + assertEnclosingMethod("SI_9105$L$1", "SI_9105", "bnM", "()I") + + assert(innerClassNodes("SI_9105$lambda$$met$1").isEmpty) + assert(innerClassNodes("SI_9105$lambda$1").isEmpty) + assert(innerClassNodes("SI_9105").length == 12) // the 12 local classes + } else { + // comment in innerClassAttribute/Classes_1.scala explains the difference between A / C and D / F. + assertEnclosingMethod ("SI_9105$$anonfun$4$A$2" , "SI_9105$$anonfun$4" , null , null) + assertEnclosingMethod ("SI_9105$$anonfun$4$B$5" , "SI_9105$$anonfun$4" , "m$1" , "()Ljava/lang/Object;") + assertEnclosingMethod ("SI_9105$$anonfun$4$C$1" , "SI_9105$$anonfun$4" , null , null) + assertEnclosingMethod ("SI_9105$$anonfun$met$1$D$1", "SI_9105$$anonfun$met$1", null , null) + assertEnclosingMethod ("SI_9105$$anonfun$met$1$E$1", "SI_9105$$anonfun$met$1", "m$3" , "()Ljava/lang/Object;") + assertEnclosingMethod ("SI_9105$$anonfun$met$1$F$1", "SI_9105$$anonfun$met$1", null , null) + assertEnclosingMethod ("SI_9105$$anonfun$4" , "SI_9105" , null , null) + assertEnclosingMethod ("SI_9105$$anonfun$met$1" , "SI_9105" , "met" , "()Lscala/Function0;") + assertNoEnclosingMethod("SI_9105") + + assertLocal(ownInnerClassNode("SI_9105$$anonfun$4$A$2"), "SI_9105$$anonfun$4$A$2" , "A$2") + assertLocal(ownInnerClassNode("SI_9105$$anonfun$4$B$5"), "SI_9105$$anonfun$4$B$5" , "B$5") + assertLocal(ownInnerClassNode("SI_9105$$anonfun$4$C$1"), "SI_9105$$anonfun$4$C$1" , "C$1") + assertLocal(ownInnerClassNode("SI_9105$$anonfun$met$1$D$1"), "SI_9105$$anonfun$met$1$D$1", "D$1") + assertLocal(ownInnerClassNode("SI_9105$$anonfun$met$1$E$1"), "SI_9105$$anonfun$met$1$E$1", "E$1") + assertLocal(ownInnerClassNode("SI_9105$$anonfun$met$1$F$1"), "SI_9105$$anonfun$met$1$F$1", "F$1") + + // by-name + assertEnclosingMethod("SI_9105$$anonfun$5$G$1", "SI_9105$$anonfun$5", null, null) + assertEnclosingMethod("SI_9105$$anonfun$5$H$1", "SI_9105$$anonfun$5", "m$2", "()Ljava/lang/Object;") + assertEnclosingMethod("SI_9105$$anonfun$5$I$1", "SI_9105$$anonfun$5", null, null) + assertEnclosingMethod("SI_9105$$anonfun$bnM$1$J$1", "SI_9105$$anonfun$bnM$1", null, null) + assertEnclosingMethod("SI_9105$$anonfun$bnM$1$K$2", "SI_9105$$anonfun$bnM$1", "m$4", "()Ljava/lang/Object;") + assertEnclosingMethod("SI_9105$$anonfun$bnM$1$L$1", "SI_9105$$anonfun$bnM$1", null, null) + + assertAnonymous(ownInnerClassNode("SI_9105$$anonfun$4"), "SI_9105$$anonfun$4") + assertAnonymous(ownInnerClassNode("SI_9105$$anonfun$met$1"), "SI_9105$$anonfun$met$1") + + assert(innerClassNodes("SI_9105$$anonfun$4").length == 4) // itself and three of the local classes + assert(innerClassNodes("SI_9105$$anonfun$met$1").length == 4) // itself and three of the local classes + assert(innerClassNodes("SI_9105").length == 4) // the four anon funs + } + } + def show(): Unit = { testA1() testA2() @@ -347,5 +416,6 @@ object Test extends BytecodeTest { testA22() testA23() testA24() + testSI_9105() } } diff --git a/test/files/jvm/t9105.check b/test/files/jvm/t9105.check new file mode 100644 index 0000000000..34750833f1 --- /dev/null +++ b/test/files/jvm/t9105.check @@ -0,0 +1,18 @@ +#partest !-Ydelambdafy:method +(class C$$anonfun$1$A$1,class C$$anonfun$1,null) +(class C$$anonfun$1$B$1,class C$$anonfun$1,private final java.lang.Object C$$anonfun$1.m$1()) +(class C$$anonfun$1$C$1,class C$$anonfun$1,null) +(class C$$anonfun$1$$anonfun$2$D$1,class C$$anonfun$1$$anonfun$2,null) +(class C$$anonfun$met$1$E$1,class C$$anonfun$met$1,null) +(class C$$anonfun$met$1$F$1,class C$$anonfun$met$1,private final java.lang.Object C$$anonfun$met$1.m$2()) +(class C$$anonfun$met$1$G$1,class C$$anonfun$met$1,null) +(class C$$anonfun$met$1$$anonfun$3$H$1,class C$$anonfun$met$1$$anonfun$3,null) +#partest -Ydelambdafy:method +(class C$A$1,class C,null) +(class C$B$1,class C,private final java.lang.Object C.m$1()) +(class C$C$1,class C,null) +(class C$D$1,class C,null) +(class C$E$1,class C,public scala.Function0 C.met()) +(class C$F$1,class C,private final java.lang.Object C.m$2()) +(class C$G$1,class C,public scala.Function0 C.met()) +(class C$H$1,class C,public scala.Function0 C.met()) diff --git a/test/files/jvm/t9105.scala b/test/files/jvm/t9105.scala new file mode 100644 index 0000000000..636ee8a768 --- /dev/null +++ b/test/files/jvm/t9105.scala @@ -0,0 +1,22 @@ +class C { + val fun = () => { + class A + def m: Object = { class B; new B } + val f: Object = { class C; new C } + val g = () => { class D; new D } + List[Object](new A, m, f, g()) + } + def met = () => { + class E + def m: Object = { class F; new F } + val f: Object = { class G; new G } + val g = () => { class H; new H } + List[Object](new E, m, f, g()) + } +} + +object Test extends App { + val x = new C().fun.apply() ::: new C().met.apply() + val results = x.map(_.getClass).map(cls => (cls, cls.getEnclosingClass, cls.getEnclosingMethod)) + println(results.mkString("\n")) +} |