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REPL crasher in specialize, "scala.reflect.internal.Types$TypeError: method foreach$mVc$sp: (f: Int => Unit)Unit does not take type parameters" #5583

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scabug opened this issue Mar 18, 2012 · 4 comments

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@scabug
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@scabug scabug commented Mar 18, 2012

scala>   var s = 0
s: Int = 0

scala> for (i <- 1 to 10) {s += i}

scala> for (i <- 1 to 10) {s += i}
error: 
     while compiling:  <console>
       current phase:  specialize
     library version:  version 2.10.0-M2-0152-g5dca64cefe-2012-03-13
    compiler version:  version 2.10.0-M2-0152-g5dca64cefe-2012-03-13
  reconstructed args:  

uncaught exception during compilation: scala.reflect.internal.Types$TypeError
scala.reflect.internal.Types$TypeError: method foreach$mVc$sp: (f: Int => Unit)Unit does not take type parameters.
	at scala.tools.nsc.typechecker.Contexts$Context.issue(Contexts.scala:318)
	at scala.tools.nsc.typechecker.ContextErrors$ErrorUtils$.issueTypeError(ContextErrors.scala:78)
	at scala.tools.nsc.typechecker.ContextErrors$ErrorUtils$.issueNormalTypeError(ContextErrors.scala:63)
	at scala.tools.nsc.typechecker.ContextErrors$TyperContextErrors$TyperErrorGen$.TypedApplyDoesNotTakeTpeParametersError(ContextErrors.scala:456)
	at scala.tools.nsc.typechecker.Typers$Typer.typedTypeApply(Typers.scala:3192)
	at scala.tools.nsc.typechecker.Typers$Typer.typed1(Typers.scala:4377)
	at scala.tools.nsc.typechecker.Typers$Typer.typed(Typers.scala:4545)
	at scala.tools.nsc.typechecker.Typers$Typer.typedOperator(Typers.scala:4637)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1354)
	at scala.reflect.api.Trees$Transformer.transform(Trees.scala:1336)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:53)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1529)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$4.apply(Trees.scala:1278)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$4.apply(Trees.scala:1277)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:31)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
	at scala.reflect.api.Trees$Transformer.transform(Trees.scala:1276)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:53)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1529)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformTrees$1.apply(Trees.scala:1370)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformTrees$1.apply(Trees.scala:1370)
	at scala.collection.immutable.List.loop$1(List.scala:151)
	at scala.collection.immutable.List.mapConserve(List.scala:167)
	at scala.reflect.api.Trees$Transformer.transformTrees(Trees.scala:1370)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$17.apply(SpecializeTypes.scala:1422)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$17.apply(SpecializeTypes.scala:1422)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1422)
	at scala.reflect.api.Trees$Transformer.transformTemplate(Trees.scala:1372)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$2.apply(Trees.scala:1268)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$2.apply(Trees.scala:1267)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:31)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
	at scala.reflect.api.Trees$Transformer.transform(Trees.scala:1266)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:53)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1529)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformTrees$1.apply(Trees.scala:1370)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformTrees$1.apply(Trees.scala:1370)
	at scala.collection.immutable.List.loop$1(List.scala:151)
	at scala.collection.immutable.List.mapConserve(List.scala:167)
	at scala.reflect.api.Trees$Transformer.transformTrees(Trees.scala:1370)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$17.apply(SpecializeTypes.scala:1422)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$17.apply(SpecializeTypes.scala:1422)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1422)
	at scala.reflect.api.Trees$Transformer.transformTemplate(Trees.scala:1372)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$2.apply(Trees.scala:1268)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$2.apply(Trees.scala:1267)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:31)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
	at scala.reflect.api.Trees$Transformer.transform(Trees.scala:1266)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:53)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1529)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformTrees$1.apply(Trees.scala:1370)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformTrees$1.apply(Trees.scala:1370)
	at scala.collection.immutable.List.loop$1(List.scala:151)
	at scala.collection.immutable.List.mapConserve(List.scala:167)
	at scala.reflect.api.Trees$Transformer.transformTrees(Trees.scala:1370)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$17.apply(SpecializeTypes.scala:1422)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$17.apply(SpecializeTypes.scala:1422)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1422)
	at scala.reflect.api.Trees$Transformer.transformTemplate(Trees.scala:1372)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$2.apply(Trees.scala:1268)
	at scala.reflect.api.Trees$Transformer$$anonfun$transform$2.apply(Trees.scala:1267)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:31)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
	at scala.reflect.api.Trees$Transformer.transform(Trees.scala:1266)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:53)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1529)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$2.apply(Trees.scala:1388)
	at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$2.apply(Trees.scala:1386)
	at scala.collection.immutable.List.loop$1(List.scala:151)
	at scala.collection.immutable.List.mapConserve(List.scala:167)
	at scala.reflect.api.Trees$Transformer.transformStats(Trees.scala:1386)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$16.apply(SpecializeTypes.scala:1409)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2$$anonfun$transform$16.apply(SpecializeTypes.scala:1407)
	at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:1395)
	at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:38)
	at scala.tools.nsc.transform.SpecializeTypes$$anon$2.transform(SpecializeTypes.scala:1407)
	at scala.tools.nsc.transform.SpecializeTypes$SpecializationTransformer.transform(SpecializeTypes.scala:1737)
	at scala.tools.nsc.ast.Trees$Transformer.transformUnit(Trees.scala:205)
	at scala.tools.nsc.transform.Transform$Phase.apply(Transform.scala:30)
	at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:423)
	at scala.tools.nsc.Global$GlobalPhase$$anonfun$run$1.apply(Global.scala:389)
	at scala.tools.nsc.Global$GlobalPhase$$anonfun$run$1.apply(Global.scala:383)
	at scala.collection.Iterator$class.foreach(Iterator.scala:687)
	at scala.collection.AbstractIterator.foreach(Iterator.scala:1112)
	at scala.tools.nsc.Global$GlobalPhase.run(Global.scala:383)
	at scala.tools.nsc.Global$Run.compileUnitsInternal(Global.scala:1288)
	at scala.tools.nsc.Global$Run.compileUnits(Global.scala:1261)
	at scala.tools.nsc.Global$Run.compileSources(Global.scala:1255)
	at scala.tools.nsc.interpreter.IMain.compileSourcesKeepingRun(IMain.scala:442)
	at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.compileAndSaveRun(IMain.scala:828)
	at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.compile(IMain.scala:786)
	at scala.tools.nsc.interpreter.IMain$Request.compile(IMain.scala:941)
	at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:613)
	at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:580)
	at scala.tools.nsc.interpreter.ILoop.reallyInterpret$1(ILoop.scala:777)
	at scala.tools.nsc.interpreter.ILoop.interpretStartingWith(ILoop.scala:828)
	at scala.tools.nsc.interpreter.ILoop.command(ILoop.scala:734)
	at scala.tools.nsc.interpreter.ILoop.processLine$1(ILoop.scala:598)
	at scala.tools.nsc.interpreter.ILoop.innerLoop$1(ILoop.scala:605)
	at scala.tools.nsc.interpreter.ILoop.loop(ILoop.scala:608)
	at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply$mcZ$sp(ILoop.scala:905)
	at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:870)
	at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:870)
	at scala.tools.nsc.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:155)
	at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:870)
	at scala.tools.nsc.MainGenericRunner.runTarget$1(MainGenericRunner.scala:79)
	at scala.tools.nsc.MainGenericRunner.process(MainGenericRunner.scala:92)
	at scala.tools.nsc.MainGenericRunner$.main(MainGenericRunner.scala:101)
	at scala.tools.nsc.MainGenericRunner.main(MainGenericRunner.scala)

No crash on 2.9.1.

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@scabug scabug commented Mar 18, 2012

Imported From: https://issues.scala-lang.org/browse/SI-5583?orig=1
Reporter: @soc
Affected Versions: 2.10.0

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@scabug scabug commented May 1, 2012

@soc said:
It works in Scala version 2.10.0-20120430-094203-cfd037271e (OpenJDK 64-Bit Server VM, Java 1.7.0_03).
Was probably just a hiccup.

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@scabug scabug commented May 1, 2012

@VladUreche said:
It's not fixed for good, Paul just masked the error before Scaladays, but I need to investigate further.

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@scabug scabug commented Oct 9, 2014

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