retitle 141902 [fixed in gcj-3.1] default constructor for inner class causes
broken bytecode
severity 141902 + fixed
thanks
Ben Burton writes:
> Package: gcj-3.0
> Version: 1:3.0.4-6
> Severity: normal
>
> Hi. I have the following piece of code that compiles correctly but then
> gives an error when run. It involves calling a default constructor for
> an inner class.
>
> If gcj won't accept this default constructor, it should give a compile
> error. If gcj will accept this default constructor, it should run
> without errors.
>
> Currently it compiles cleanly but produces broken bytecode; you don't
> have a clue that anything's wrong until you happen to run that
> particular piece of code. This can be quite a problem in a large
> project where it becomes difficult to test the execution of every possible
> path through the software for compile breakages.
>
> public class Test {
> public static void main(String[] args) {
> new Test().sayHi();
> }
>
> public void sayHi() {
> new Foo().sayHi();
> }
>
> private class Foo {
> public void sayHi() {
> System.out.println("Hi");
> }
> }
> }
>
> [EMAIL PROTECTED]:/tmp> javac Test.java
> [EMAIL PROTECTED]:/tmp> java Test
> Hi
> [EMAIL PROTECTED]:/tmp> gcj -C Test.java
> [EMAIL PROTECTED]:/tmp> java Test
> Exception in thread "main" java.lang.VerifyError: (class: Test$Foo,
> method: <init> signature: (LTest;)V) Expecting to find object/array on
> stack
> at Test.sayHi(Test.java:10)
> at Test.main(Test.java:6)
>
> Thanks - Ben.
>
> -- System Information
> Debian Release: 3.0
> Architecture: i386
> Kernel: Linux espresso 2.4.18-686 #2 Wed Mar 20 20:21:31 EST 2002 i686
> Locale: LANG=C, LC_CTYPE=C
>
> Versions of packages gcj-3.0 depends on:
> ii gcc-3.0 1:3.0.4-6 The GNU C compiler.
> ii gcc-3.0-base 1:3.0.4-6 The GNU Compiler Collection
> (base
> ii java-common 0.13 Base of all Java packages
> ii libc6 2.2.5-4 GNU C Library: Shared libraries
> an
> ii libgcc1 1:3.0.4-6 GCC support library.
> ii libgcj2 1:3.0.4-6 Java runtime library for use
> with
> ii libgcj2-dev 1:3.0.4-6 Java development headers and
> stati
> ii zlib1g 1:1.1.4-1 compression library - runtime
>
>
>
> --
> To UNSUBSCRIBE, email to [EMAIL PROTECTED]
> with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
--
To UNSUBSCRIBE, email to [EMAIL PROTECTED]
with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
