seg fault on startup

[Ben Tatham]

 From the shared library version:

Core was generated by `/mnt/ide/Foo.shared.debug'.
Program terminated with signal 11, Segmentation fault.
#0  java.lang.NullPointerException.NullPointerException() (this=@300763f0)
    at 
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/classpath/java/lang/NullPointerException.java:70
70      
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/classpath/java/lang/NullPointerException.java: 
No such file or directory.
        in 
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/classpath/java/lang/NullPointerException.java
(gdb) bt
#0  java.lang.NullPointerException.NullPointerException() (this=@300763f0)
    at 
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/classpath/java/lang/NullPointerException.java:70
#1  0x0f1e6874 in catch_segv (_sc=@7fc00570) at 
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/prims.cc:151
#2  0x7fc00758 in ?? ()
#3  0x0f1e686c in catch_segv (_sc=@7fc00570) at 
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/prims.cc:151
#4  0x7fc00d18 in ?? ()
#5  0x0f1e686c in catch_segv (_sc=@7fc00570) at 
/disk1/xtool/crosstool-0.43/build/powerpc-860-linux-gnu/gcc-4.1.2-glibc-2.3.3/gcc-4.1.2/libjava/prims.cc:151

and on forever...perhaps an infinite loop?

-Ben




Andrew Haley wrote:
> Ben Tatham writes:
>  > I'll respond directly to you for a moment, b/c i think this is outside 
>  > the scope of the list...
>  > 
>  > btw...thank you SO much for all your incredibly quick help...
>  > 
>  > - I have a core dump from my target (ppc) platform, from running the 
>  > debug version of libgcj and the app.
>  > - When I open it with the target-specific gdb on our build server 
>  > (namely powerpc-860-linux-gnu-gdb), I get the output listing below.  As 
>  > best I can tell, it is using the local versions of libgcc, libgcj, 
>  > etc...not the powerpc versions.  I am unclear as to how to get gdb to 
>  > use the appropriate lib files to load the appropriate symbols...
>
> Me either.  If I were you I'd just make a few symlinks to the target
> libraries for gdb's benefit.
>
> Andrew.
>