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Quasiquotes crash on list of symbol splicing #8420

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scabug opened this issue Mar 17, 2014 · 2 comments
Closed

Quasiquotes crash on list of symbol splicing #8420

scabug opened this issue Mar 17, 2014 · 2 comments
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@scabug
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scabug commented Mar 17, 2014

scala> val syms = List(definitions.ListModule)
syms: List[reflect.runtime.universe.ModuleSymbol] = List(object List)

scala> q"List(..$syms)"
ReplGlobal.abort: unreachable
error: unreachable
<console>:33: error: exception during macro expansion:
scala.reflect.internal.FatalError:
  unreachable
     while compiling: <console>
        during phase: globalPhase=typer, enteringPhase=namer
     library version: version 2.11.0-20140314-172837-492624d729
    compiler version: version 2.11.0-20140314-172837-492624d729
  reconstructed args:

  last tree to typer: Select(Select(Select(Select(Select(This(package scala), reflect), runtime), package), universe), Liftable)
       tree position: line 33 of <console>
            tree tpe: reflect.runtime.universe.Liftable.type
              symbol: object Liftable in trait Liftables
   symbol definition: object Liftable (a ModuleSymbol)
      symbol package: scala.reflect.api
       symbol owners: object Liftable -> trait Liftables
           call site: object $iw in package $line12

<Cannot read source file>
	at scala.reflect.internal.SymbolTable.abort(SymbolTable.scala:58)
	at scala.tools.nsc.Global.abort(Global.scala:269)
	at scala.tools.nsc.interpreter.IMain$$anon$1.scala$tools$nsc$interpreter$ReplGlobal$$super$abort(IMain.scala:235)
	at scala.tools.nsc.interpreter.ReplGlobal$class.abort(ReplGlobal.scala:20)
	at scala.tools.nsc.interpreter.IMain$$anon$1.abort(IMain.scala:235)
	at scala.tools.reflect.quasiquotes.Holes$ApplyHole.scala$tools$reflect$quasiquotes$Holes$ApplyHole$$iterated(Holes.scala:174)
	at scala.tools.reflect.quasiquotes.Holes$ApplyHole.<init>(Holes.scala:92)
	at scala.tools.reflect.quasiquotes.Holes$Hole$.apply(Holes.scala:72)
	at scala.tools.reflect.quasiquotes.Placeholders$class.appendHole$1(Placeholders.scala:38)
	at scala.tools.reflect.quasiquotes.Placeholders$$anonfun$code$1.apply(Placeholders.scala:50)
	at scala.tools.reflect.quasiquotes.Placeholders$$anonfun$code$1.apply(Placeholders.scala:47)
	at scala.reflect.internal.util.Collections$class.foreach2(Collections.scala:218)
	at scala.reflect.internal.SymbolTable.foreach2(SymbolTable.scala:16)
	at scala.tools.reflect.quasiquotes.Placeholders$class.code(Placeholders.scala:47)
	at scala.tools.reflect.quasiquotes.Quasiquotes.code$lzycompute(Quasiquotes.scala:6)
	at scala.tools.reflect.quasiquotes.Quasiquotes.code(Quasiquotes.scala:6)
	at scala.tools.reflect.quasiquotes.Quasiquotes.expandQuasiquote(Quasiquotes.scala:48)
	at scala.tools.reflect.FastTrack$$anonfun$1$$anonfun$apply$7$$anonfun$applyOrElse$7.apply(FastTrack.scala:53)
	at scala.tools.reflect.FastTrack$$anonfun$1$$anonfun$apply$7$$anonfun$applyOrElse$7.apply(FastTrack.scala:53)
	at scala.tools.reflect.FastTrack$FastTrackEntry.apply(FastTrack.scala:37)
	at scala.tools.reflect.FastTrack$FastTrackEntry.apply(FastTrack.scala:32)
	at scala.tools.nsc.typechecker.Macros$class.macroExpandWithRuntime(Macros.scala:743)

              q"List(..$syms)"
@scabug
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scabug commented Mar 17, 2014

Imported From: https://issues.scala-lang.org/browse/SI-8420?orig=1
Reporter: @densh
Affected Versions: 2.11.0-RC2

@scabug
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scabug commented Mar 17, 2014

@densh said:
scala/scala#3637

@scabug scabug closed this as completed Mar 25, 2014
@scabug scabug added the has PR label Apr 7, 2017
@scabug scabug added this to the 2.11.0-RC4 milestone Apr 7, 2017
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