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Compiler crash on attempt to access protected member in parent package #1393

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scabug opened this issue Sep 30, 2008 · 5 comments
Closed

Compiler crash on attempt to access protected member in parent package #1393

scabug opened this issue Sep 30, 2008 · 5 comments
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@odersky
Milestone
2.8.0

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@scabug
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scabug commented Sep 30, 2008

Here's the error, code to follow.

Compiling 2 source files to /Users/eengbrec/scala/CompilerExceptionTest/build/classes
TRANSFORM: /Users/eengbrec/scala/CompilerExceptionTest/src/test/Main.scala
TREE: Main.hello
TRANSFORM: /Users/eengbrec/scala/CompilerExceptionTest/src/test/nested/TestClass.scala
TREE: def foo: Unit = Main.hello
TRANSFORM: /Users/eengbrec/scala/CompilerExceptionTest/src/test/nested/TestClass.scala
TREE: java.lang.Object with ScalaObject {
def this(): test.nested.TestClass = {
TestClass.super.this();
()
};
def foo: Unit = Main.hello
}
TRANSFORM: /Users/eengbrec/scala/CompilerExceptionTest/src/test/nested/TestClass.scala
TREE: class TestClass extends java.lang.Object with ScalaObject {
def this(): test.nested.TestClass = {
TestClass.super.this();
()
};
def foo: Unit = Main.hello
}
TRANSFORM: null
TREE: package nested {
class TestClass extends java.lang.Object with ScalaObject {
def this(): test.nested.TestClass = {
TestClass.super.this();
()
};
def foo: Unit = Main.hello
}
}
TRANSFORM: null
TREE: package test {
package nested {
class TestClass extends java.lang.Object with ScalaObject {
def this(): test.nested.TestClass = {
TestClass.super.this();
()
};
def foo: Unit = Main.hello
}
}
}
java.lang.AssertionError: no acc def buf for package test
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.accDefBuf(SuperAccessors.scala:45)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.makeAccessor(SuperAccessors.scala:300)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.transform(SuperAccessors.scala:206)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$5.apply(Trees.scala:1323)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$5.apply(Trees.scala:1322)
at scala.tools.nsc.ast.Trees$$Transformer.atOwner(Trees.scala:1438)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:33)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:27)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.atOwner(SuperAccessors.scala:241)
at scala.tools.nsc.ast.Trees$$Transformer.transform(Trees.scala:1321)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.transform(TypingTransformers.scala:46)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.transform(SuperAccessors.scala:230)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transformTrees$$1.apply(Trees.scala:1414)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transformTrees$$1.apply(Trees.scala:1414)
at scala.List$$.loop$$1(List.scala:293)
at scala.List$$.mapConserve(List.scala:310)
at scala.tools.nsc.ast.Trees$$Transformer.transformTrees(Trees.scala:1414)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer$$$$anonfun$$4.apply(SuperAccessors.scala:156)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer$$$$anonfun$$4.apply(SuperAccessors.scala:156)
at scala.tools.nsc.ast.Trees$$Transformer.atOwner(Trees.scala:1438)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:33)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:27)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.atOwner(SuperAccessors.scala:241)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.transform(SuperAccessors.scala:156)
at scala.tools.nsc.ast.Trees$$Transformer.transformTemplate(Trees.scala:1416)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$2.apply(Trees.scala:1310)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$2.apply(Trees.scala:1310)
at scala.tools.nsc.ast.Trees$$Transformer.atOwner(Trees.scala:1438)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:33)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:27)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.atOwner(SuperAccessors.scala:241)
at scala.tools.nsc.ast.Trees$$Transformer.transform(Trees.scala:1309)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.transform(TypingTransformers.scala:46)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.transform(SuperAccessors.scala:143)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transformStats$$1.apply(Trees.scala:1432)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transformStats$$1.apply(Trees.scala:1430)
at scala.List$$.loop$$1(List.scala:293)
at scala.List$$.mapConserve(List.scala:310)
at scala.tools.nsc.ast.Trees$$Transformer.transformStats(Trees.scala:1430)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$1.apply(Trees.scala:1306)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$1.apply(Trees.scala:1306)
at scala.tools.nsc.ast.Trees$$Transformer.atOwner(Trees.scala:1438)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:33)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:27)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.atOwner(SuperAccessors.scala:241)
at scala.tools.nsc.ast.Trees$$Transformer.transform(Trees.scala:1305)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.transform(TypingTransformers.scala:46)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.transform(SuperAccessors.scala:230)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transformStats$$1.apply(Trees.scala:1432)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transformStats$$1.apply(Trees.scala:1430)
at scala.List$$.loop$$1(List.scala:293)
at scala.List$$.mapConserve(List.scala:310)
at scala.tools.nsc.ast.Trees$$Transformer.transformStats(Trees.scala:1430)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$1.apply(Trees.scala:1306)
at scala.tools.nsc.ast.Trees$$Transformer$$$$anonfun$$transform$$1.apply(Trees.scala:1306)
at scala.tools.nsc.ast.Trees$$Transformer.atOwner(Trees.scala:1438)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:33)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.atOwner(TypingTransformers.scala:27)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.atOwner(SuperAccessors.scala:241)
at scala.tools.nsc.ast.Trees$$Transformer.transform(Trees.scala:1305)
at scala.tools.nsc.transform.TypingTransformers$$TypingTransformer.transform(TypingTransformers.scala:46)
at scala.tools.nsc.typechecker.SuperAccessors$$SuperAccTransformer.transform(SuperAccessors.scala:230)
at scala.tools.nsc.ast.Trees$$Transformer.transformUnit(Trees.scala:1433)
at scala.tools.nsc.transform.Transform$$Phase.apply(Transform.scala:30)
at scala.tools.nsc.Global$$GlobalPhase.applyPhase(Global.scala:268)
at scala.tools.nsc.Global$$GlobalPhase$$$$anonfun$$run$$1.apply(Global.scala:247)
at scala.tools.nsc.Global$$GlobalPhase$$$$anonfun$$run$$1.apply(Global.scala:247)
at scala.Iterator$$class.foreach(Iterator.scala:410)
at scala.collection.mutable.ListBuffer$$$$anon$$1.foreach(ListBuffer.scala:266)
at scala.tools.nsc.Global$$GlobalPhase.run(Global.scala:247)
at scala.tools.nsc.Global$$Run.compileSources(Global.scala:579)
at scala.tools.nsc.Global$$Run.compile(Global.scala:663)
at scala.tools.ant.Scalac.execute(Scalac.scala:564)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
at sun.reflect.GeneratedMethodAccessor99.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.taskdefs.Sequential.execute(Sequential.java:62)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
at sun.reflect.GeneratedMethodAccessor99.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.taskdefs.MacroInstance.execute(MacroInstance.java:394)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
at sun.reflect.GeneratedMethodAccessor99.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:357)
at org.apache.tools.ant.Target.performTasks(Target.java:385)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)
at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.apache.tools.ant.Project.executeTargets(Project.java:1189)
at org.apache.tools.ant.module.bridge.impl.BridgeImpl.run(BridgeImpl.java:273)
at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:499)
at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:151)
@scabug
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scabug commented Sep 30, 2008

Imported From: https://issues.scala-lang.org/browse/SI-1393?orig=1
Reporter: @eengbrec
Attachments:

  • Main.scala (created on Sep 30, 2008 12:52:30 AM UTC, 150 bytes)
  • TestClass.scala (created on Sep 30, 2008 12:52:54 AM UTC, 194 bytes)

@scabug
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scabug commented Sep 30, 2008

@eengbrec said:
the main package

@scabug
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scabug commented Sep 30, 2008

@eengbrec said:
the nested package

@scabug
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scabug commented Sep 30, 2008

@eengbrec said:
Note that this doesn't happen if the member is private instead of protected.

@scabug
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scabug commented May 13, 2009

@paulp said:
Today I learned that just because sym.isClass == true doesn't mean sym is what we normally call a class. It might just be a "ModuleClassSymbol" which looks a lot like a package.

I believe this is fixed in r17727.

@scabug scabug closed this as completed May 18, 2011
@scabug scabug added this to the 2.8.0 milestone Apr 6, 2017
@scabug scabug mentioned this issue Apr 7, 2017
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