Infinite loop may be created when optimization level is 9 (default). So pass '-optimize 8' to GWT compiler to reduce optimization level and the risk of infinite loop.
See: https://groups.google.com/forum/#!topic/Google-Web-Toolkit/oith5a0hSZ0 On Thu, Aug 16, 2018 at 2:07 AM Dmitry Skavish <[email protected]> wrote: > hey everyone, > > we are working on large GWT codebase (for 7 years already) and everything > has been great until today. > > today we introduced some change which results in GWT compiler hanging up. > funny thing is that it hangs when we run it with -logLevel INFO > and the stacktrace always originates from .optimizeJsLoop() > > main" #1 prio=5 os_prio=31 tid=0x00007fd67200b000 nid=0x2503 runnable > [0x0000700008d54000] > java.lang.Thread.State: RUNNABLE > at com.google.gwt.dev.js.ast.JsExprStmt.traverse(JsExprStmt.java:41) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsVisitor.doAcceptWithInsertRemove(JsVisitor.java:461) > at > com.google.gwt.dev.js.ast.JsVisitor.acceptWithInsertRemove(JsVisitor.java:121) > at com.google.gwt.dev.js.ast.JsBlock.traverse(JsBlock.java:53) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at com.google.gwt.dev.js.ast.JsVisitor.doAccept(JsVisitor.java:444) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at > com.google.gwt.dev.js.JsInliner.containsNestedFunctions(JsInliner.java:1600) > at > com.google.gwt.dev.js.JsInliner.affectedBySideEffects(JsInliner.java:1578) > at com.google.gwt.dev.js.JsInliner.isVolatile(JsInliner.java:1875) > at com.google.gwt.dev.js.JsInliner.isInlinable(JsInliner.java:1804) > at com.google.gwt.dev.js.JsInliner.access$500(JsInliner.java:83) > at > com.google.gwt.dev.js.JsInliner$InliningVisitor.process(JsInliner.java:988) > at > com.google.gwt.dev.js.JsInliner$InliningVisitor.endVisit(JsInliner.java:798) > at > com.google.gwt.dev.js.ast.JsInvocation.traverse(JsInvocation.java:91) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at com.google.gwt.dev.js.ast.JsExprStmt.traverse(JsExprStmt.java:42) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$ListContext.traverse(JsModVisitor.java:80) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAcceptWithInsertRemove(JsModVisitor.java:197) > at > com.google.gwt.dev.js.ast.JsVisitor.acceptWithInsertRemove(JsVisitor.java:121) > at com.google.gwt.dev.js.ast.JsBlock.traverse(JsBlock.java:53) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at com.google.gwt.dev.js.ast.JsFor.traverse(JsFor.java:107) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$ListContext.traverse(JsModVisitor.java:80) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAcceptWithInsertRemove(JsModVisitor.java:197) > at > com.google.gwt.dev.js.ast.JsVisitor.acceptWithInsertRemove(JsVisitor.java:121) > at com.google.gwt.dev.js.ast.JsBlock.traverse(JsBlock.java:53) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at com.google.gwt.dev.js.ast.JsFunction.traverse(JsFunction.java:181) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at com.google.gwt.dev.js.ast.JsExprStmt.traverse(JsExprStmt.java:42) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$ListContext.traverse(JsModVisitor.java:80) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAcceptWithInsertRemove(JsModVisitor.java:197) > at > com.google.gwt.dev.js.ast.JsVisitor.acceptWithInsertRemove(JsVisitor.java:121) > at com.google.gwt.dev.js.ast.JsBlock.traverse(JsBlock.java:53) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at > com.google.gwt.dev.js.ast.JsProgramFragment.traverse(JsProgramFragment.java:41) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at com.google.gwt.dev.js.ast.JsProgram.traverse(JsProgram.java:120) > at com.google.gwt.dev.js.ast.JsVisitor.doTraverse(JsVisitor.java:467) > at > com.google.gwt.dev.js.ast.JsModVisitor$NodeContext.traverse(JsModVisitor.java:153) > at > com.google.gwt.dev.js.ast.JsModVisitor.doAccept(JsModVisitor.java:176) > at com.google.gwt.dev.js.ast.JsVisitor.accept(JsVisitor.java:109) > at com.google.gwt.dev.js.JsInliner.execImpl(JsInliner.java:1627) > at com.google.gwt.dev.js.JsInliner.exec(JsInliner.java:1561) > at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.optimizeJsLoop(JavaToJavaScriptCompiler.java:1001) > at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.optimizeJs(JavaToJavaScriptCompiler.java:529) > at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.compilePermutation(JavaToJavaScriptCompiler.java:412) > at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.compilePermutation(JavaToJavaScriptCompiler.java:272) > at com.google.gwt.dev.CompilePerms.compile(CompilePerms.java:198) > at > com.google.gwt.dev.CompilePermsServer.compilePermutation(CompilePermsServer.java:313) > at > com.google.gwt.dev.CompilePermsServer.run(CompilePermsServer.java:276) > at > com.google.gwt.dev.CompilePermsServer.main(CompilePermsServer.java:239) > > > the top could be different. > > now when we run it with -logLevel DEBUG and up the build does not hang, it > fails with something like that: > > com.google.inject.internal.util.$ComputationException: > java.lang.ArrayIndexOutOfBoundsException: 52264 > [INFO] at > com.google.inject.internal.util.$MapMaker$StrategyImpl.compute(MapMaker.java:553) > [INFO] at > com.google.inject.internal.util.$MapMaker$StrategyImpl.compute(MapMaker.java:419) > [INFO] at > com.google.inject.internal.util.$CustomConcurrentHashMap$ComputingImpl.get(CustomConcurrentHashMap.java:2041) > [INFO] at > com.google.inject.internal.util.$StackTraceElements.forMember(StackTraceElements.java:53) > [INFO] at > com.google.inject.internal.ProviderMethod.toString(ProviderMethod.java:118) > [INFO] at java.lang.String.valueOf(String.java:2994) > [INFO] at java.lang.StringBuilder.append(StringBuilder.java:131) > [INFO] at java.util.AbstractMap.toString(AbstractMap.java:559) > [INFO] at > com.google.inject.internal.util.$ToStringBuilder.toString(ToStringBuilder.java:46) > [INFO] at > com.google.inject.internal.ProviderInstanceBindingImpl.toString(ProviderInstanceBindingImpl.java:97) > [INFO] at > java.util.Formatter$FormatSpecifier.printString(Formatter.java:2886) > [INFO] at java.util.Formatter$FormatSpecifier.print(Formatter.java:2763) > [INFO] at java.util.Formatter.format(Formatter.java:2520) > [INFO] at java.util.Formatter.format(Formatter.java:2455) > [INFO] at java.lang.String.format(String.java:2940) > [INFO] at > com.google.gwt.inject.rebind.util.PrettyPrinter.format(PrettyPrinter.java:75) > [INFO] at > com.google.gwt.inject.rebind.util.PrettyPrinter.log(PrettyPrinter.java:57) > [INFO] at > com.google.gwt.inject.rebind.GuiceElementVisitor.visit(GuiceElementVisitor.java:97) > [INFO] at > com.google.gwt.inject.rebind.GuiceElementVisitor.visit(GuiceElementVisitor.java:40) > [INFO] at > com.google.inject.internal.BindingImpl.acceptVisitor(BindingImpl.java:93) > [INFO] at > com.google.gwt.inject.rebind.GuiceElementVisitor.visitElements(GuiceElementVisitor.java:90) > [INFO] at > com.google.gwt.inject.rebind.GuiceElementVisitor.visitElementsAndReportErrors(GuiceElementVisitor.java:73) > [INFO] at > com.google.gwt.inject.rebind.BindingsProcessor.createBindingsForModules(BindingsProcessor.java:201) > [INFO] at > com.google.gwt.inject.rebind.BindingsProcessor.process(BindingsProcessor.java:102) > [INFO] at > com.google.gwt.inject.rebind.GinjectorGeneratorImpl.generate(GinjectorGeneratorImpl.java:79) > [INFO] at > com.google.gwt.inject.rebind.GinjectorGenerator.generate(GinjectorGenerator.java:74) > [INFO] at > com.google.gwt.core.ext.IncrementalGenerator.generateNonIncrementally(IncrementalGenerator.java:40) > [INFO] at > com.google.gwt.dev.javac.StandardGeneratorContext.runGeneratorIncrementally(StandardGeneratorContext.java:745) > [INFO] at > com.google.gwt.dev.cfg.RuleGenerateWith.realize(RuleGenerateWith.java:103) > [INFO] at > com.google.gwt.dev.shell.StandardRebindOracle$Rebinder.rebind(StandardRebindOracle.java:78) > [INFO] at > com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java:262) > [INFO] at > com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java:251) > [INFO] at > com.google.gwt.dev.PrecompilationContextCreator$1.getAllPossibleRebindAnswers(PrecompilationContextCreator.java:86) > [INFO] at > com.google.gwt.dev.jjs.impl.UnifyAst$UnifyVisitor.createStaticRebindExpression(UnifyAst.java:519) > [INFO] at > com.google.gwt.dev.jjs.impl.UnifyAst$UnifyVisitor.createRebindExpression(UnifyAst.java:487) > [INFO] at > com.google.gwt.dev.jjs.impl.UnifyAst$UnifyVisitor.maybeHandleMagicMethodCall(UnifyAst.java:415) > [INFO] at > com.google.gwt.dev.jjs.impl.UnifyAst$UnifyVisitor.visit(UnifyAst.java:402) > [INFO] at > com.google.gwt.dev.jjs.ast.JMethodCall.traverse(JMethodCall.java:265) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:265) > [INFO] at com.google.gwt.dev.jjs.ast.JVisitor.accept(JVisitor.java:118) > [INFO] at > com.google.gwt.dev.jjs.ast.JCastOperation.traverse(JCastOperation.java:76) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:265) > [INFO] at com.google.gwt.dev.jjs.ast.JVisitor.accept(JVisitor.java:118) > [INFO] at > com.google.gwt.dev.jjs.ast.JBinaryOperation.traverse(JBinaryOperation.java:89) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:265) > [INFO] at com.google.gwt.dev.jjs.ast.JVisitor.accept(JVisitor.java:118) > [INFO] at > com.google.gwt.dev.jjs.ast.JExpressionStatement.traverse(JExpressionStatement.java:42) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor$ListContext.traverse(JModVisitor.java:88) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.acceptWithInsertRemove(JModVisitor.java:331) > [INFO] at com.google.gwt.dev.jjs.ast.JBlock.traverse(JBlock.java:94) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at com.google.gwt.dev.jjs.ast.JVisitor.accept(JVisitor.java:139) > [INFO] at > com.google.gwt.dev.jjs.ast.JIfStatement.traverse(JIfStatement.java:53) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor$ListContext.traverse(JModVisitor.java:88) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.acceptWithInsertRemove(JModVisitor.java:331) > [INFO] at com.google.gwt.dev.jjs.ast.JBlock.traverse(JBlock.java:94) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at com.google.gwt.dev.jjs.ast.JVisitor.accept(JVisitor.java:139) > [INFO] at com.google.gwt.dev.jjs.ast.JVisitor.accept(JVisitor.java:135) > [INFO] at > com.google.gwt.dev.jjs.ast.JMethodBody.traverse(JMethodBody.java:83) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:265) > [INFO] at > com.google.gwt.dev.jjs.ast.JMethod.visitChildren(JMethod.java:786) > [INFO] at com.google.gwt.dev.jjs.ast.JMethod.traverse(JMethod.java:778) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.traverse(JModVisitor.java:361) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:273) > [INFO] at > com.google.gwt.dev.jjs.ast.JModVisitor.accept(JModVisitor.java:265) > [INFO] at > com.google.gwt.dev.jjs.impl.UnifyAst.mainLoop(UnifyAst.java:1401) > [INFO] at com.google.gwt.dev.jjs.impl.UnifyAst.exec(UnifyAst.java:896) > [INFO] at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.unifyJavaAst(JavaToJavaScriptCompiler.java:1410) > [INFO] at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.constructJavaAst(JavaToJavaScriptCompiler.java:1222) > [INFO] at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.precompile(JavaToJavaScriptCompiler.java:1140) > [INFO] at > com.google.gwt.dev.jjs.JavaToJavaScriptCompiler.precompile(JavaToJavaScriptCompiler.java:255) > [INFO] at com.google.gwt.dev.Precompile.precompile(Precompile.java:255) > [INFO] at com.google.gwt.dev.Precompile.precompile(Precompile.java:202) > [INFO] at com.google.gwt.dev.Precompile.precompile(Precompile.java:143) > [INFO] at com.google.gwt.dev.Compiler.compile(Compiler.java:204) > [INFO] at com.google.gwt.dev.Compiler.compile(Compiler.java:155) > [INFO] at com.google.gwt.dev.Compiler.compile(Compiler.java:144) > [INFO] at com.google.gwt.dev.Compiler$1.run(Compiler.java:118) > [INFO] at > com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:55) > [INFO] at > com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java:50) > [INFO] at com.google.gwt.dev.Compiler.main(Compiler.java:125) > [INFO] Caused by: java.lang.ArrayIndexOutOfBoundsException: 52264 > [INFO] at com.google.inject.internal.asm.$ClassReader.readClass(Unknown > Source) > [INFO] at com.google.inject.internal.asm.$ClassReader.accept(Unknown > Source) > [INFO] at com.google.inject.internal.asm.$ClassReader.accept(Unknown > Source) > [INFO] at > com.google.inject.internal.util.$LineNumbers.<init>(LineNumbers.java:62) > [INFO] at > com.google.inject.internal.util.$StackTraceElements$1.apply(StackTraceElements.java:36) > [INFO] at > com.google.inject.internal.util.$StackTraceElements$1.apply(StackTraceElements.java:33) > [INFO] at > com.google.inject.internal.util.$MapMaker$StrategyImpl.compute(MapMaker.java:549) > [INFO] ... 91 more > > > any idea what is wrong? is it possibly to somehow see what class/file is > causing the problem? and why it fails with DEBUG, but hangs with INFO? > > thanks! > > -- > You received this message because you are subscribed to the Google Groups > "GWT Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/google-web-toolkit. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "GWT Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-web-toolkit. For more options, visit https://groups.google.com/d/optout.
