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[Bug c++/66487] [6 Regression] Firefox segfault with LTO enabled
- From: "jason at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 10 Jun 2015 17:55:17 +0000
- Subject: [Bug c++/66487] [6 Regression] Firefox segfault with LTO enabled
- Auto-submitted: auto-generated
- References: <bug-66487-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66487
--- Comment #1 from Jason Merrill <jason at gcc dot gnu.org> ---
Compiling with -fno-lifetime-dse should make it work again.
-fsanitize=undefined doesn't currently catch this issue (relying on the value
of storage persisting into the lifetime of an object created there).