Re: segfault when running ant

[Noa Resare <noa@metamatrix.se>]

[-- Attachment #1: Type: text/plain, Size: 786 bytes --]

fre 2003-11-28 klockan 13.04 skrev Gary Benson:
> Noa Resare wrote:
> > Program received signal SIGSEGV, Segmentation fault.
> > 
> > How should I go about debugging this?
> 
> The way I debug things is to keep a copy of gcc and RHUG built with
> -O0, etc, and try and reproduce the failure in that.  That way I can
> change things easily.

In a few days perhaps I'll have the time to try setting up such an
environment.

> Can you generate a backtrace for the above?  Also, are you using the
> very latest Naoko packages?  Including Naoko gcc-ssa?  The gcc-ssa in
> Fedora will not work.

Backtrace is attached. I use the following versions which I believe are
the latest:

[noa@molly bin]$ rpm -q gcc-ssa xerces-j ant
gcc-ssa-3.5ssa-0.20030801.43
xerces-j-2.2.1-11
ant-1.5.2-23

/noa

[-- Attachment #2: ant-bt.txt --]
[-- Type: text/plain, Size: 2457 bytes --]

(gdb) bt
#0  0x00751ada in org.apache.xerces.impl.xs.XSDDescription.equals(java.lang.Object) (this=@6811c02, descObj=@bf2c48a0)
    at upstream/src/org/apache/xerces/impl/xs/XSDDescription.java:226
#1  0x068481fd in gnu::gcj::runtime::StackTrace::getClass(gnu::gcj::RawData*) (
    p=@6811cea) at ../../../libjava/gnu/gcj/runtime/natStackTrace.cc:129
#2  0x068482ce in gnu::gcj::runtime::StackTrace::classAt(int) (this=@6ca1688,
    n=109124610) at ../../../libjava/gnu/gcj/runtime/natStackTrace.cc:150
#3  0x0684b8c0 in java::lang::Class::forName(java::lang::String*) (
    className=@6811cea) at ../../../libjava/java/lang/natClass.cc:102
#4  0x06811c02 in gnu.gcj.convert.UnicodeToBytes.getDefaultEncoder() ()
    at ../../../libjava/gnu/gcj/convert/UnicodeToBytes.java:49
#5  0x0688cf0c in java.io.PrintStream.PrintStream(java.io.OutputStream, boolean) (this=@bf2c9fa8, out=@6811cea)
    at ../../../libjava/java/io/PrintStream.java:128
#6  0x068733fc in java.lang.System.<clinit>() ()
    at ../../../libjava/java/lang/System.java:135
#7  0x0684cf81 in java::lang::Class::initializeClass() (this=@6bcd8e0)
    at ../../../libjava/java/lang/natClass.cc:831
#8  0x069fb8f8 in _Jv_InitClass (klass=@6811cea) at Class.h:265
#9  0x06872d24 in java.lang.System.getProperty(java.lang.String) (
    key=@bf2e6f00) at ../../../libjava/java/lang/System.java:393
#10 0x06876170 in java.lang.Throwable.<clinit>() ()
    at ../../../libjava/java/lang/Throwable.java:403
#11 0x0684cf81 in java::lang::Class::initializeClass() (this=@6bce7c0)
    at ../../../libjava/java/lang/natClass.cc:831
#12 0x0684d068 in java::lang::Class::initializeClass() (this=@6bc7760)
    at Class.h:265
#13 0x0684d068 in java::lang::Class::initializeClass() (this=@6bcaee0)
    at Class.h:265
#14 0x0684d068 in java::lang::Class::initializeClass() (this=@6bca140)
    at Class.h:265
#15 0x0682bb38 in _Jv_AllocObjectNoFinalizer (klass=@6bca140, size=20)
    at Class.h:265
#16 0x0682bb6c in _Jv_AllocObject (klass=@6bca140, size=109124842)
    at ../../../libjava/prims.cc:415
#17 0x0682c9ce in _Jv_CreateJavaVM(void*) () at ../../../libjava/prims.cc:921
#18 0x0682cbaf in _Jv_RunMain(java::lang::Class*, char const*, int, char const**, bool) (klass=@8049a20, name=null, argc=1, argv=@bfef4224, is_jar=false)
    at ../../../libjava/prims.cc:973
#19 0x0682cd5b in JvRunMain (klass=@6811cea, argc=109124842, argv=@6811cea)
    at ../../../libjava/prims.cc:1011
#20 0x0804877c in main ()