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[Bug dynamic-link/19679] gcc-4.9.3 C++ exception handling broken due to unaligned stack
- From: "markus at trippelsdorf dot de" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Sat, 20 Feb 2016 06:42:10 +0000
- Subject: [Bug dynamic-link/19679] gcc-4.9.3 C++ exception handling broken due to unaligned stack
- Auto-submitted: auto-generated
- References: <bug-19679-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=19679
Markus Trippelsdorf <markus at trippelsdorf dot de> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|WAITING |NEW
--- Comment #5 from Markus Trippelsdorf <markus at trippelsdorf dot de> ---
(In reply to H.J. Lu from comment #4)
> Please verify hjl/pr19679/2.23 branch before I backport it to 2.23 branch.
Without your patch:
markus@x4 tmp %
LD_PRELOAD=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/libstdc++.so.6.0.20
/var/tmp/glibc-build/elf/ld.so ./a.out
[1] 14085 segmentation fault
LD_PRELOAD=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/libstdc++.so.6.0.20 ./a.out
With your patch:
markus@x4 tmp %
LD_PRELOAD=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/libstdc++.so.6.0.20
/var/tmp/glibc-build/elf/ld.so ./a.out
Caught exception e=foo
Thanks.
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