On Thu, Mar 24, 2011 at 10:00:59AM +0100, Magliano Andre' wrote:
> Hi Peter,
>
> it seems to me (if i don't see ghosts) that the problem is at:
>
> #6 0x2ac85455 in operator delete (ptr=0x0)
>
> but if i look in
> /usr/src/contrib/gcc-4.4/libstdc++-v3/libsupc++/del_op.cc:44
> i see:
>
> _GLIBCXX_WEAK_DEFINITION void
> operator delete(void* ptr) throw ()
> {
> if (ptr)
> std::free(ptr);
> }
>
> i.e. checking against NULL pointer is done, so it should'nt happen.
>
I'm not sure what's going on there...
#5 0x2821bd7b in free (ptr=0x2abd81bc) at
/usr/src/lib/libc/../libc/stdlib/nmalloc.c:774
#6 0x2ac93455 in operator delete (ptr=0x0)
at
/usr/src/gnu/lib/gcc44/libstdc++/../../../usr.bin/cc44/cc_tools/../../../../contrib/gcc-4.4/libstdc++-v3/libsupc++/del_op.cc:44
#7 0x2ac27385 in __gnu_cxx::new_allocator<char>::deallocate (this=0x2abd81bc,
__a=...) at
/usr/obj/usr/src/world_i386/usr/include/c++/4.4/ext/new_allocator.h:95
Notice that in #7, you have this=0x2abd81bc and in #5 you have
ptr=0x2abd81bc. Not sure how to explain that...
> What happens if you recompile vlc with gcc 4.4?
>
I can't compile vlc any more. It fails during the build. The 2nd
backtrace is when I attempt to build vlc (it tries to run some program
as part of the build that winds up hitting the assertion).
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