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  1. JDK
  2. JDK-8323502

javac crash with wrongly typed method block in Flow

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: P4 P4
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    • b09

      void test(Object o) {
         return switch(o) {
            default -> System.out.println("boom");
         };
      }

      When compiled with --should-stop=at=FLOW

      Exception in thread "main" java.lang.InternalError: Exception during analyze - java.lang.AssertionError
      at jdk.jshell/jdk.jshell.TaskFactory$AnalyzeTask.analyze(TaskFactory.java:415)
      at jdk.jshell/jdk.jshell.TaskFactory$AnalyzeTask.<init>(TaskFactory.java:406)
      at jdk.jshell/jdk.jshell.TaskFactory.lambda$analyze$1(TaskFactory.java:178)
      at jdk.jshell/jdk.jshell.TaskFactory.lambda$runTask$4(TaskFactory.java:213)
      at jdk.compiler/com.sun.tools.javac.api.JavacTaskPool.getTask(JavacTaskPool.java:193)
      at jdk.jshell/jdk.jshell.TaskFactory.runTask(TaskFactory.java:206)
      at jdk.jshell/jdk.jshell.TaskFactory.analyze(TaskFactory.java:175)
      at jdk.jshell/jdk.jshell.TaskFactory.analyze(TaskFactory.java:161)
      at jdk.jshell/jdk.jshell.Eval.compileAndLoad(Eval.java:1031)
      at jdk.jshell/jdk.jshell.Eval.declare(Eval.java:901)
      at jdk.jshell/jdk.jshell.Eval.eval(Eval.java:140)
      at jdk.jshell/jdk.jshell.JShell.eval(JShell.java:513)
      at jdk.jshell/jdk.internal.jshell.tool.JShellTool.processSource(JShellTool.java:3633)
      at jdk.jshell/jdk.internal.jshell.tool.JShellTool.processSourceCatchingReset(JShellTool.java:1353)
      at jdk.jshell/jdk.internal.jshell.tool.JShellTool.processInput(JShellTool.java:1251)
      at jdk.jshell/jdk.internal.jshell.tool.JShellTool.run(JShellTool.java:1222)
      at jdk.jshell/jdk.internal.jshell.tool.JShellTool.start(JShellTool.java:1005)
      at jdk.jshell/jdk.internal.jshell.tool.JShellToolBuilder.start(JShellToolBuilder.java:261)
      at jdk.jshell/jdk.internal.jshell.tool.JShellToolProvider.main(JShellToolProvider.java:120)
      Caused by: java.lang.IllegalStateException: java.lang.AssertionError
      at jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:383)
      at jdk.jshell/jdk.jshell.TaskFactory$AnalyzeTask.analyze(TaskFactory.java:412)
      ... 18 more
      Caused by: java.lang.AssertionError
      at jdk.compiler/com.sun.tools.javac.util.Assert.error(Assert.java:155)
      at jdk.compiler/com.sun.tools.javac.util.Assert.check(Assert.java:46)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$AliveAnalyzer.clearPendingExits(Flow.java:597)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$AliveAnalyzer.visitMethodDef(Flow.java:585)
      at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:916)
      at jdk.compiler/com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:50)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:455)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$AliveAnalyzer.visitClassDef(Flow.java:559)
      at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:814)
      at jdk.compiler/com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:50)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:455)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$AliveAnalyzer.analyzeTree(Flow.java:1251)
      at jdk.compiler/com.sun.tools.javac.comp.Flow$AliveAnalyzer.analyzeTree(Flow.java:1243)
      at jdk.compiler/com.sun.tools.javac.comp.Flow.analyzeTree(Flow.java:229)
      at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1418)
      at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1382)
      at jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:404)
      at jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.lambda$analyze$1(JavacTaskImpl.java:379)
      at jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.invocationHelper(JavacTaskImpl.java:152)
      at jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:379)
      ... 19 more

            abimpoudis Angelos Bimpoudis
            abimpoudis Angelos Bimpoudis
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              Created:
              Updated:
              Resolved: