Date: Thu, 10 Oct 2002 14:05:29 +0200 (CEST) From: Martin Blapp <mb@imp.ch> To: <openoffice@freebsd.org>, <dev@porting.openoffice.org> Cc: <kan@freebsd.org>, <kevin.hendricks@sympatico.ca> Subject: FreeBSD: Uncatched exception problem Message-ID: <20021010135115.R15308-100000@levais.imp.ch>
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I'm again trying to solve this. A thing I do not understan is, that frame 4
shows __cxa_rethrow, but in single stepping I never hit it, and also the
breakpoint I hit was not this one.
Does this bring more light into this difficult bug ?
#0 0x28c30d5b in kill () from /usr/lib/libc.so.5
#1 0x28c8fa44 in abort () from /usr/lib/libc.so.5
#2 0x28ba8c8f in __cxxabiv1::__terminate(void (*)()) (handler=0x28c8f9d8 <abort>)
at /usr/src/contrib/libstdc++/libsupc++/eh_terminate.cc:47
#3 0x28ba8cd0 in __cxxabiv1::__unexpected(void (*)()) (handler=0x8125e30)
at /usr/src/contrib/libstdc++/libsupc++/eh_terminate.cc:57
#4 0x28ba8c04 in __cxa_rethrow () at /usr/src/contrib/libstdc++/libsupc++/eh_throw.cc:77
#5 0x2aa36ac7 in SfxFrameLoader::detect(com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue>&) () from /usr/local/OpenOffice.org1.0/program//libsfx641fi.so
Then I set a break for __cxa_rethrow and __cxa_throw.
Breakpoint 1, __cxa_throw (obj=0x8128250, tinfo=0x2ab68dec,
dest=0x2aa38f2c <com::sun::star::lang::WrappedTargetRuntimeException::~WrappedTargetRuntimeException()>) at /usr/src/contrib/libstdc++/libsupc++/eh_throw.cc:58
58 __cxa_exception *header = __get_exception_header_from_obj (obj);
Current language: auto; currently c++
(gdb) p obj
$6 = (void *) 0x8128250
(gdb) p *dest
$5 = {void (
void *)} 0x2aa38f2c <com::sun::star::lang::WrappedTargetRuntimeException::~WrappedTargetRuntimeException()>
(gdb) p *tinfo
$2 = {_vptr$type_info = 0x28bbc668,
__name = 0x2ab554e0 "N3com3sun4star4lang29WrappedTargetRuntimeExceptionE"}
(gdb) n
59 header->exceptionType = tinfo;
(gdb) n
60 header->exceptionDestructor = dest;
(gdb) n
61 header->unexpectedHandler = __unexpected_handler;
(gdb) n
62 header->terminateHandler = __terminate_handler;
(gdb) n
63 header->unwindHeader.exception_class = __gxx_exception_class;
(gdb) n
64 header->unwindHeader.exception_cleanup = __gxx_exception_cleanup;
(gdb) n
66 __cxa_eh_globals *globals = __cxa_get_globals ();
(gdb) n
0x28b7894c in _init () from /usr/lib/libstdc++.so.4
__cxa_throw (obj=0x8128250, tinfo=0x2ab68dec,
dest=0x2aa38f2c <com::sun::star::lang::WrappedTargetRuntimeException::~WrappedTargetRuntimeException()>) at /usr/src/contrib/libstdc++/libsupc++/eh_throw.cc:67
67 globals->uncaughtExceptions += 1;
(gdb) n
72 _Unwind_RaiseException (&header->unwindHeader);
(gdb) n
0x28b777bc in _init () from /usr/lib/libstdc++.so.4
(gdb) n
Single stepping until exit from function _init,
which has no line number information.
__cxa_throw (obj=0x8128250, tinfo=0x2ab68dec,
dest=0x2aa38f2c <com::sun::star::lang::WrappedTargetRuntimeException::~WrappedTargetRuntimeException()>) at /usr/src/contrib/libstdc++/libsupc++/eh_throw.cc:76
76 __cxa_begin_catch (&header->unwindHeader);
(gdb) n
0x28b782dc in _init () from /usr/lib/libstdc++.so.4
(gdb) n
Single stepping until exit from function _init,
which has no line number information.
Martin
Martin Blapp, <mb@imp.ch> <mbr@FreeBSD.org>
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