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  1. JDK
  2. JDK-6500207

REGRESSION: Compiler Crash with java.lang.AssertionError assertion

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    • Subcomponent:
    • CPU:
      x86
    • OS:
      windows_xp

      Backports

        Description

        FULL PRODUCT VERSION :
        java version "1.6.0-rc"
        Java(TM) SE Runtime Environment (build 1.6.0-rc-b104)
        Java HotSpot(TM) Client VM (build 1.6.0-rc-b104, mixed mode)

        javac 1.6.0-rc

        ADDITIONAL OS VERSION INFORMATION :
        Microsoft Windows XP [Version 5.1.2600]

        A DESCRIPTION OF THE PROBLEM :
        Compiler crash when compiling.

        STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
        Compile the code below.


        ERROR MESSAGES/STACK TRACES THAT OCCUR :
        Information:An exception has occurred in the compiler (1.6.0-rc). Please file a bug at the Java Developer Connection (http://java.sun.com/webapps/bugreport) after checking the Bug Parade for duplicates. Include your program and the following diagnostic in your report. Thank you.
        Information:java.lang.AssertionError: ()?
        Information: at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1247)
        Information: at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1210)
        Information: at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:360)
        Information: at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:377)
        Information: at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:683)
        Information: at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:691)
        Information: at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:397)
        Information: at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:413)
        Information: at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:715)
        Information: at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:739)
        Information: at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:634)
        Information: at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:639)
        Information: at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:2688)
        Information: at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2619)
        Information: at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2555)
        Information: at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1036)
        Information: at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:765)
        Information: at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:730)
        Information: at com.sun.tools.javac.main.Main.compile(Main.java:353)
        Information: at com.sun.tools.javac.main.Main.compile(Main.java:279)
        Information: at com.sun.tools.javac.main.Main.compile(Main.java:270)
        Information: at com.sun.tools.javac.Main.compile(Main.java:69)
        Information: at com.sun.tools.javac.Main.main(Main.java:54)
        Information: at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        Information: at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        Information: at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        Information: at java.lang.reflect.Method.invoke(Method.java:597)
        Information: at com.intellij.rt.compiler.JavacRunner.main(JavacRunner.java:56)
        Information:Compilation completed with 1 error and 0 warnings
        Information:1 error
        Information:0 warnings
        Error:Compiler internal error. Process terminated with exit code 4

        REPRODUCIBILITY :
        This bug can be reproduced always.

        ---------- BEGIN SOURCE ----------
        interface MyEnum<T, E extends Enum<E> & MyEnum<T, E> > {
            T getValueForNull();
        }

        public class Test1 {

             public static <E extends Enum<E> & MyEnum<?, E>> void test(Class<E> etype) {

                E[] all = etype.getEnumConstants();

                Object codeForNull = all[0].getValueForNull();
            }
        }
        ---------- END SOURCE ----------

        Release Regression From : mustang
        The above release value was the last known release where this
        bug was not reproducible. Since then there has been a regression.
        [ Unrelated information deleted, see bug 6500343 ]

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                Assignee:
                mcimadamore Maurizio Cimadamore
                Reporter:
                ndcosta Nelson Dcosta (Inactive)
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                  Updated:
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