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  1. JDK
  2. JDK-8171067

The implementation and usage of ThrowableFunctions causes an internal compiler error

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    • x86
    • os_x

    Description

      FULL PRODUCT VERSION :


      A DESCRIPTION OF THE PROBLEM :
      A compiler error happens when the provided code is compiled.

      EXPECTED VERSUS ACTUAL BEHAVIOR :
      EXPECTED -
      The program compiles
      ACTUAL -
      The compiler crashes

      ERROR MESSAGES/STACK TRACES THAT OCCUR :
      An exception has occurred in the compiler (1.8.0_25). 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.
      java.lang.NullPointerException
              at com.sun.tools.javac.code.Scope.includes(Scope.java:296)
              at com.sun.tools.javac.comp.Flow$1.trackable(Flow.java:247)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.visitVarDef(Flow.java:1832)
              at com.sun.tools.javac.comp.Flow$AssignAnalyzer.visitVarDef(Flow.java:2569)
              at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:852)
              at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
              at com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:398)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scan(Flow.java:1376)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.visitLambda(Flow.java:2256)
              at com.sun.tools.javac.tree.JCTree$JCLambda.accept(JCTree.java:1624)
              at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
              at com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:398)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scan(Flow.java:1376)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scanExpr(Flow.java:1627)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scanExprs(Flow.java:1639)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.visitApply(Flow.java:2236)
              at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
              at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
              at com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:398)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scan(Flow.java:1376)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.analyzeTree(Flow.java:2423)
              at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.analyzeTree(Flow.java:2406)
              at com.sun.tools.javac.comp.Flow.analyzeLambdaThrownTypes(Flow.java:250)
              at com.sun.tools.javac.comp.Attr.visitLambda(Attr.java:2423)
              at com.sun.tools.javac.tree.JCTree$JCLambda.accept(JCTree.java:1624)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.DeferredAttr$2.complete(DeferredAttr.java:284)
              at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:245)
              at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:232)
              at com.sun.tools.javac.comp.Resolve$MethodResultInfo.check(Resolve.java:993)
              at com.sun.tools.javac.comp.Resolve$4.checkArg(Resolve.java:826)
              at com.sun.tools.javac.comp.Resolve$AbstractMethodCheck.argumentsAcceptable(Resolve.java:731)
              at com.sun.tools.javac.comp.Resolve$4.argumentsAcceptable(Resolve.java:835)
              at com.sun.tools.javac.comp.Infer.instantiateMethod(Infer.java:162)
              at com.sun.tools.javac.comp.Resolve.rawInstantiate(Resolve.java:564)
              at com.sun.tools.javac.comp.Resolve.checkMethod(Resolve.java:601)
              at com.sun.tools.javac.comp.Attr.checkMethod(Attr.java:3809)
              at com.sun.tools.javac.comp.Attr.checkIdInternal(Attr.java:3615)
              at com.sun.tools.javac.comp.Attr.checkMethodIdInternal(Attr.java:3522)
              at com.sun.tools.javac.comp.Attr.checkMethodId(Attr.java:3501)
              at com.sun.tools.javac.comp.Attr.checkId(Attr.java:3488)
              at com.sun.tools.javac.comp.Attr.visitSelect(Attr.java:3370)
              at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1897)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1843)
              at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.DeferredAttr.attribSpeculative(DeferredAttr.java:386)
              at com.sun.tools.javac.comp.DeferredAttr$2.complete(DeferredAttr.java:279)
              at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:245)
              at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:232)
              at com.sun.tools.javac.comp.Resolve$MethodResultInfo.check(Resolve.java:993)
              at com.sun.tools.javac.comp.Resolve$4.checkArg(Resolve.java:826)
              at com.sun.tools.javac.comp.Resolve$AbstractMethodCheck.argumentsAcceptable(Resolve.java:731)
              at com.sun.tools.javac.comp.Resolve$4.argumentsAcceptable(Resolve.java:835)
              at com.sun.tools.javac.comp.Resolve.rawInstantiate(Resolve.java:576)
              at com.sun.tools.javac.comp.Resolve.selectBest(Resolve.java:1431)
              at com.sun.tools.javac.comp.Resolve.findMethodInScope(Resolve.java:1618)
              at com.sun.tools.javac.comp.Resolve.findMethod(Resolve.java:1689)
              at com.sun.tools.javac.comp.Resolve.findMethod(Resolve.java:1662)
              at com.sun.tools.javac.comp.Resolve$9.doLookup(Resolve.java:2415)
              at com.sun.tools.javac.comp.Resolve$BasicLookupHelper.lookup(Resolve.java:3074)
              at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3325)
              at com.sun.tools.javac.comp.Resolve.resolveQualifiedMethod(Resolve.java:2412)
              at com.sun.tools.javac.comp.Resolve.resolveQualifiedMethod(Resolve.java:2406)
              at com.sun.tools.javac.comp.Attr.selectSym(Attr.java:3395)
              at com.sun.tools.javac.comp.Attr.visitSelect(Attr.java:3281)
              at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1897)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1843)
              at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:656)
              at com.sun.tools.javac.comp.Attr.visitExec(Attr.java:1611)
              at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1296)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
              at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:692)
              at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1142)
              at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:909)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
              at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1035)
              at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:778)
              at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
              at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
              at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
              at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
              at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
              at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4156)
              at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1248)
              at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:901)
              at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:860)
              at com.sun.tools.javac.main.Main.compile(Main.java:523)
              at com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:129)
              at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:138)
              at org.codehaus.plexus.compiler.javac.JavaxToolsCompiler.compileInProcess(JavaxToolsCompiler.java:126)
              at org.codehaus.plexus.compiler.javac.JavacCompiler.performCompile(JavacCompiler.java:169)
              at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute(AbstractCompilerMojo.java:785)
              at org.apache.maven.plugin.compiler.CompilerMojo.execute(CompilerMojo.java:129)
              at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
              at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
              at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
              at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
              at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
              at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
              at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
              at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
              at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
              at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
              at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
              at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
              at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
              at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
              at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
              at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
              at java.lang.reflect.Method.invoke(Method.java:483)
              at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
              at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
              at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
              at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)

      REPRODUCIBILITY :
      This bug can be reproduced always.

      ---------- BEGIN SOURCE ----------
      package it.giacomobergami.datatypelang.utils;

      import java.util.function.Function;

      /**
       * Created by vasistas on 11/12/16.
       */
      public interface ThrowableFunction<K,V,E extends Throwable> {
          V apply(K k) throws E;
      }

      ////

      package it.giacomobergami.datatypelang.utils;

      import java.util.function.Function;

      public class OnExcpt<X,K> {

          private final X elem;
          public OnExcpt(X e) {
              this.elem = e;
          }

          public <E extends Throwable> K as(ThrowableFunction<X,K,E> sup, Function<X,K> def) {
              try {
                  return sup.apply(elem);
              } catch (Throwable throwable) {
                  return def.apply(elem);
              }
          }

          public static void main(String args[]) {
              System.out.println(new OnExcpt<String,String>("ciao").as(s -> {
                  throw new RuntimeException();
              }, x -> "cicco"));
          }

      }

      ---------- END SOURCE ----------

      CUSTOMER SUBMITTED WORKAROUND :
      Not known

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              fmatte Fairoz Matte
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              Dates

                Created:
                Updated:
                Resolved: