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Cyclic error with Predef.scala on -sourcepath in IDE #8258

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scabug opened this issue Feb 10, 2014 · 2 comments
Closed

Cyclic error with Predef.scala on -sourcepath in IDE #8258

scabug opened this issue Feb 10, 2014 · 2 comments
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@retronym
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2.11.0-RC1

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@scabug
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scabug commented Feb 10, 2014

Mea culpa.

I removed a special case to avoid the import of Predef._ in Predef.scala.

But the IDE runs into a cycle now:

2013-03-10 08:38:04,690 ERROR [main] - org.scala-ide.sdt.core - org.scala-ide.sdt.core - org.scala-ide.sdt.core - 0 - Error during askOption
scala.reflect.internal.Symbols$CyclicReference: illegal cyclic reference involving object Predef
	at scala.reflect.internal.Symbols$Symbol$$anonfun$info$3.apply(Symbols.scala:1218)
	at scala.reflect.internal.Symbols$Symbol$$anonfun$info$3.apply(Symbols.scala:1216)
	at scala.Function0$class.apply$mcV$sp(Function0.scala:40)
	at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:12)
	at scala.reflect.internal.Symbols$Symbol.lock(Symbols.scala:482)
	at scala.reflect.internal.Symbols$Symbol.info(Symbols.scala:1216)
	at scala.reflect.internal.Symbols$Symbol.tpe(Symbols.scala:1200)
	at scala.reflect.internal.Symbols$Symbol.tpeHK(Symbols.scala:1201)
	at scala.reflect.internal.Types$Type.computeMemberType(Types.scala:784)
	at scala.reflect.internal.Types$Type.memberType(Types.scala:781)
	at scala.reflect.internal.TreeGen.mkAttributedSelect(TreeGen.scala:203)
	at scala.reflect.internal.TreeGen.mkAttributedRef(TreeGen.scala:124)
	at scala.reflect.internal.TreeGen.mkAttributedRef(TreeGen.scala:130)
	at scala.reflect.internal.TreeGen.mkAttributedStableRef(TreeGen.scala:162)
	at scala.tools.nsc.ast.TreeGen.mkWildcardImport(TreeGen.scala:39)
	at scala.tools.nsc.typechecker.Contexts$Context.makeNewImport(Contexts.scala:308)
	at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:69)
	at scala.tools.nsc.Global$$anon$1.rootContext(Global.scala:492)
	at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:64)
	at scala.tools.nsc.Global$$anon$1.rootContext(Global.scala:492)
	at scala.tools.nsc.typechecker.Analyzer$namerFactory$$anon$1.apply(Analyzer.scala:43)
	at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:463)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2$$anonfun$apply$1.apply(Global.scala:1682)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2$$anonfun$apply$1.apply(Global.scala:1682)
	at scala.reflect.internal.SymbolTable.atPhase(SymbolTable.scala:207)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2.apply(Global.scala:1682)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2.apply(Global.scala:1681)
	at scala.collection.Iterator$class.foreach(Iterator.scala:727)
	at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
	at scala.tools.nsc.Global$Run.compileLate(Global.scala:1681)
	at scala.tools.nsc.Global$Run.compileLate(Global.scala:1671)
	at scala.tools.nsc.symtab.SymbolLoaders$SourcefileLoader.doComplete(SymbolLoaders.scala:284)
	at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:187)
	at scala.reflect.internal.Symbols$Symbol.info(Symbols.scala:1229)
	at scala.reflect.internal.Symbols$Symbol.tpe(Symbols.scala:1200)
	at scala.reflect.internal.Symbols$Symbol.tpeHK(Symbols.scala:1201)
	at scala.reflect.internal.Types$Type.computeMemberType(Types.scala:784)
	at scala.reflect.internal.Types$Type.memberType(Types.scala:781)
	at scala.reflect.internal.TreeGen.mkAttributedSelect(TreeGen.scala:203)
	at scala.reflect.internal.TreeGen.mkAttributedRef(TreeGen.scala:124)
	at scala.reflect.internal.TreeGen.mkAttributedRef(TreeGen.scala:130)
	at scala.reflect.internal.TreeGen.mkAttributedStableRef(TreeGen.scala:162)
	at scala.tools.nsc.ast.TreeGen.mkWildcardImport(TreeGen.scala:39)
	at scala.tools.nsc.typechecker.Contexts$Context.makeNewImport(Contexts.scala:308)
	at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:69)
	at scala.tools.nsc.Global$$anon$1.rootContext(Global.scala:492)
	at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:64)
	at scala.tools.nsc.Global$$anon$1.rootContext(Global.scala:492)
	at scala.tools.nsc.typechecker.Analyzer$namerFactory$$anon$1.apply(Analyzer.scala:43)
	at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:463)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2$$anonfun$apply$1.apply(Global.scala:1682)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2$$anonfun$apply$1.apply(Global.scala:1682)
	at scala.reflect.internal.SymbolTable.atPhase(SymbolTable.scala:207)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2.apply(Global.scala:1682)
	at scala.tools.nsc.Global$Run$$anonfun$compileLate$2.apply(Global.scala:1681)
	at scala.collection.Iterator$class.foreach(Iterator.scala:727)
	at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
	at scala.tools.nsc.Global$Run.compileLate(Global.scala:1681)
	at scala.tools.nsc.Global$Run.compileLate(Global.scala:1671)
	at scala.tools.nsc.symtab.SymbolLoaders$SourcefileLoader.doComplete(SymbolLoaders.scala:284)
	at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:187)
	at scala.reflect.internal.Symbols$Symbol.info(Symbols.scala:1229)
	at scala.reflect.internal.Symbols$Symbol.initialize(Symbols.scala:1365)
	at scala.tools.eclipse.javaelements.ScalaJavaMapper$$anonfun$initializeRequiredSymbols$1.apply(ScalaJavaMapper.scala:29)
	at scala.tools.eclipse.javaelements.ScalaJavaMapper$$anonfun$initializeRequiredSymbols$1.apply(ScalaJavaMapper.scala:29)
	at scala.collection.immutable.HashSet$HashSet1.foreach(HashSet.scala:153)
	at scala.collection.immutable.HashSet$HashTrieSet.foreach(HashSet.scala:306)
	at scala.tools.eclipse.javaelements.ScalaJavaMapper$class.initializeRequiredSymbols(ScalaJavaMapper.scala:29)
	at scala.tools.eclipse.ScalaPresentationCompiler.initializeRequiredSymbols(ScalaPresentationCompiler.scala:36)
	at scala.tools.eclipse.ScalaProject$$anon$1$$anonfun$create$1.apply$mcV$sp(ScalaProject.scala:104)
	at scala.tools.eclipse.ScalaProject$$anon$1$$anonfun$create$1.apply(ScalaProject.scala:104)
	at scala.tools.eclipse.ScalaProject$$anon$1$$anonfun$create$1.apply(ScalaProject.scala:104)
	at scala.tools.nsc.util.InterruptReq.execute(InterruptReq.scala:26)
	at scala.tools.nsc.interactive.Global.pollForWork(Global.scala:340)
	at scala.tools.nsc.interactive.PresentationCompilerThread.run(PresentationCompilerThread.scala:22)
@scabug
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scabug commented Feb 10, 2014

Imported From: https://issues.scala-lang.org/browse/SI-8258?orig=1
Reporter: @retronym
Affected Versions: 2.11.0-M8

@scabug
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scabug commented Feb 10, 2014

@retronym said:
scala/scala#3502

@scabug scabug closed this as completed Feb 18, 2014
@scabug scabug added this to the 2.11.0-RC1 milestone Apr 7, 2017
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