Closed
Description
minimized code
opaque type A[T] = T match { case Int => Int }Stack trace
[error] java.lang.AssertionError: assertion failed: NoType
[error] at dotty.DottyPredef$.assertFail(DottyPredef.scala:16)
[error] at dotty.tools.dotc.core.Types$TypeBounds.<init>(Types.scala:4055)
[error] at dotty.tools.dotc.core.Types$AliasingBounds.<init>(Types.scala:4118)
[error] at dotty.tools.dotc.core.Types$TypeAlias.<init>(Types.scala:4139)
[error] at dotty.tools.dotc.core.Types$TypeAlias$.apply(Types.scala:4165)
[error] at dotty.tools.dotc.transform.ElimOpaque.transform(ElimOpaque.scala:36)
[error] at dotty.tools.dotc.core.Denotations$SingleDenotation.current(Denotations.scala:925)
[error] at dotty.tools.dotc.core.Symbols$Symbol.recomputeDenot(Symbols.scala:486)
[error] at dotty.tools.dotc.core.Symbols$Symbol.computeDenot(Symbols.scala:481)
[error] at dotty.tools.dotc.core.Symbols$Symbol.denot(Symbols.scala:475)
[error] at dotty.tools.dotc.core.Symbols$.toDenot(Symbols.scala:827)
[error] at dotty.tools.dotc.core.SymDenotations$ClassDenotation.paramAccessors$$anonfun$1(SymDenotations.scala:1957)
[error] at dotty.tools.dotc.core.Scopes$Scope.filter(Scopes.scala:102)
[error] at dotty.tools.dotc.core.SymDenotations$ClassDenotation.paramAccessors(SymDenotations.scala:1957)
[error] at dotty.tools.dotc.core.Contexts$Context.superCallContext(Contexts.scala:367)
[error] at dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:337)
[error] at dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:396)
[error] at dotty.tools.dotc.transform.MegaPhase.transformNamed$1(MegaPhase.scala:251)
[error] at dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:394)
[error] at dotty.tools.dotc.transform.MegaPhase.transformStat$2(MegaPhase.scala:404)
[error] at dotty.tools.dotc.transform.MegaPhase.$anonfun$1(MegaPhase.scala:409)
[error] at scala.collection.immutable.List.mapConserve(List.scala:179)
[error] at dotty.tools.dotc.transform.MegaPhase.transformStats(MegaPhase.scala:409)
[error] at dotty.tools.dotc.transform.MegaPhase.mapPackage$1(MegaPhase.scala:356)
[error] at dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:359)
[error] at dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:396)
[error] at dotty.tools.dotc.transform.MegaPhase.transformUnit(MegaPhase.scala:415)
[error] at dotty.tools.dotc.transform.MegaPhase.run(MegaPhase.scala:427)
[error] at dotty.tools.dotc.core.Phases$Phase.runOn$$anonfun$1(Phases.scala:316)
[error] at scala.collection.immutable.List.map(List.scala:286)
[error] at dotty.tools.dotc.core.Phases$Phase.runOn(Phases.scala:318)
[error] at dotty.tools.dotc.Run.runPhases$4$$anonfun$4(Run.scala:158)
[error] at dotty.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] at dotty.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] at scala.collection.IndexedSeqOptimized.foreach(IndexedSeqOptimized.scala:36)
[error] at scala.collection.IndexedSeqOptimized.foreach$(IndexedSeqOptimized.scala:33)
[error] at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:198)
[error] at dotty.tools.dotc.Run.runPhases$5(Run.scala:170)
[error] at dotty.tools.dotc.Run.compileUnits$$anonfun$1(Run.scala:178)
[error] at dotty.runtime.function.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
[error] at dotty.tools.dotc.util.Stats$.maybeMonitored(Stats.scala:102)
[error] at dotty.tools.dotc.Run.compileUnits(Run.scala:185)
[error] at dotty.tools.dotc.Run.compileSources(Run.scala:120)
[error] at dotty.tools.dotc.Run.compile(Run.scala:104)
[error] at dotty.tools.dotc.Driver.doCompile(Driver.scala:34)
[error] at dotty.tools.dotc.Driver.process(Driver.scala:172)
[error] at dotty.tools.dotc.Main.process(Main.scala)
[error] at xsbt.CachedCompilerImpl.run(CachedCompilerImpl.java:69)
[error] at xsbt.CompilerInterface.run(CompilerInterface.java:41)
[error] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[error] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[error] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[error] at java.lang.reflect.Method.invoke(Method.java:498)
[error] at sbt.internal.inc.AnalyzingCompiler.call(AnalyzingCompiler.scala:237)
[error] at sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:111)
[error] at sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:90)
[error] at sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$3(MixedAnalyzingCompiler.scala:82)
[error] at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
[error] at sbt.internal.inc.MixedAnalyzingCompiler.timed(MixedAnalyzingCompiler.scala:133)
[error] at sbt.internal.inc.MixedAnalyzingCompiler.compileScala$1(MixedAnalyzingCompiler.scala:73)
[error] at sbt.internal.inc.MixedAnalyzingCompiler.compile(MixedAnalyzingCompiler.scala:116)
[error] at sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1(IncrementalCompilerImpl.scala:307)
[error] at sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1$adapted(IncrementalCompilerImpl.scala:307)
[error] at sbt.internal.inc.Incremental$.doCompile(Incremental.scala:106)
[error] at sbt.internal.inc.Incremental$.$anonfun$compile$4(Incremental.scala:87)
[error] at sbt.internal.inc.IncrementalCommon.recompileClasses(IncrementalCommon.scala:116)
[error] at sbt.internal.inc.IncrementalCommon.cycle(IncrementalCommon.scala:63)
[error] at sbt.internal.inc.Incremental$.$anonfun$compile$3(Incremental.scala:89)
[error] at sbt.internal.inc.Incremental$.manageClassfiles(Incremental.scala:134)
[error] at sbt.internal.inc.Incremental$.compile(Incremental.scala:80)
[error] at sbt.internal.inc.IncrementalCompile$.apply(Compile.scala:67)
[error] at sbt.internal.inc.IncrementalCompilerImpl.compileInternal(IncrementalCompilerImpl.scala:311)
[error] at sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileIncrementally$1(IncrementalCompilerImpl.scala:269)
[error] at sbt.internal.inc.IncrementalCompilerImpl.handleCompilationError(IncrementalCompilerImpl.scala:159)
[error] at sbt.internal.inc.IncrementalCompilerImpl.compileIncrementally(IncrementalCompilerImpl.scala:238)
[error] at sbt.internal.inc.IncrementalCompilerImpl.compile(IncrementalCompilerImpl.scala:69)
[error] at sbt.Defaults$.compileIncrementalTaskImpl(Defaults.scala:1549)
[error] at sbt.Defaults$.$anonfun$compileIncrementalTask$1(Defaults.scala:1523)
[error] at scala.Function1.$anonfun$compose$1(Function1.scala:44)
[error] at sbt.internal.util.$tilde$greater.$anonfun$$u2219$1(TypeFunctions.scala:40)
[error] at sbt.std.Transform$$anon$4.work(System.scala:67)
[error] at sbt.Execute.$anonfun$submit$2(Execute.scala:269)
[error] at sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:16)
[error] at sbt.Execute.work(Execute.scala:278)
[error] at sbt.Execute.$anonfun$submit$1(Execute.scala:269)
[error] at sbt.ConcurrentRestrictions$$anon$4.$anonfun$submitValid$1(ConcurrentRestrictions.scala:178)
[error] at sbt.CompletionService$$anon$2.call(CompletionService.scala:37)
[error] at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[error] at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[error] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[error] at java.lang.Thread.run(Thread.java:745)
[error] (Compile / compileIncremental) java.lang.AssertionError: assertion failed: NoType
[error] Total time: 0 s, completed Jul 19, 2019 12:00:26 AM