JDK8 b121 Win32: javac crash due to Code::arraycode AssertionError: arraycode OBJECT

[Remi Forax]

On 02/09/2014 10:20 PM, Vicente-Arturo Romero-Zaldivar wrote:
> Hi Samuel,
>
> We missed this one, thanks for the report. I have created bug
> https://bugs.openjdk.java.net/browse/JDK-8034048 to track it.
>
> Vicente

it can be reduced to:
public interface Null {
     public static <I> Object functional(I... input) {
         return null;
     }

     public static <T> void main(String[] arguments) {
       java.util.function.Consumer<T> functional = Null::functional;
     }
}

cheers,
Rémi

>
> On 01/01/14 12:34, Samuel Dennis Borlongan wrote:
>> Greetings to all (and a blessed new year as well)!
>>
>> The following code crashes javac in JDK8 b121 Win32 (re:
>> http://mail.openjdk.java.net/pipermail/lambda-dev/2013-May/009874.html):
>>
>> public interface Null {
>>     @SafeVarargs
>>     public static <INPUT, OUTPUT> OUTPUT functional(INPUT... input) {
>>       return null;
>>     }
>>
>>     // Uncomment to successfully compile in JDK8 b121 Win32
>>     // public static <INPUT, OUTPUT> OUTPUT functional(INPUT input) {
>>       // return null;
>>     // }
>>
>>     public static <OBJECT> void main(String... arguments) {
>>       java.util.function.Supplier<java.util.function.Consumer<OBJECT>>
>> functional =
>>         () -> Null::functional
>>       ;
>>     }
>> }
>>
>> /*
>> An exception has occurred in the compiler (1.8.0-ea).
>> 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.AssertionError: arraycode OBJECT
>>     at com.sun.tools.javac.jvm.Code.arraycode(Code.java:302)
>>     at com.sun.tools.javac.jvm.Gen.makeNewArray(Gen.java:2028)
>>     at com.sun.tools.javac.jvm.Gen.visitNewArray(Gen.java:2001)
>>     at com.sun.tools.javac.tree.JCTree$JCNewArray.accept(JCTree.java:1556)
>>     at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
>>     at com.sun.tools.javac.jvm.Gen.genArgs(Gen.java:966)
>>     at com.sun.tools.javac.jvm.Gen.visitApply(Gen.java:1905)
>>     at
>> com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1459)
>>     at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
>>     at com.sun.tools.javac.jvm.Gen.visitExec(Gen.java:1842)
>>     at
>> com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1290)
>>     at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:737)
>>     at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:772)
>>     at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:758)
>>     at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:809)
>>     at com.sun.tools.javac.jvm.Gen.visitBlock(Gen.java:1158)
>>     at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:903)
>>     at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:737)
>>     at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:772)
>>     at com.sun.tools.javac.jvm.Gen.genMethod(Gen.java:1031)
>>     at com.sun.tools.javac.jvm.Gen.visitMethodDef(Gen.java:994)
>>     at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:772)
>>     at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:737)
>>     at com.sun.tools.javac.jvm.Gen.genClass(Gen.java:2526)
>>     at com.sun.tools.javac.main.JavaCompiler.genCode(JavaCompiler.java:748)
>>     at com.sun.tools.javac.main.JavaCompiler.generate(JavaCompiler.java:1570)
>>     at com.sun.tools.javac.main.JavaCompiler.generate(JavaCompiler.java:1534)
>>     at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:904)
>>     at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:863)
>>     at com.sun.tools.javac.main.Main.compile(Main.java:523)
>>     at com.sun.tools.javac.main.Main.compile(Main.java:381)
>>     at com.sun.tools.javac.main.Main.compile(Main.java:370)
>>     at com.sun.tools.javac.main.Main.compile(Main.java:361)
>>     at com.sun.tools.javac.Main.compile(Main.java:56)
>>     at com.sun.tools.javac.Main.main(Main.java:42)
>>    */
>>
>> Thank you!
>>
>> Samuel Dennis R. Borlongan
>>
>