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[Bug tree-optimization/50188] Optimizer doesn't take into account, that longjmp could lead to loops, which causes illegal code transformations.
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 25 Aug 2011 18:33:44 +0000
- Subject: [Bug tree-optimization/50188] Optimizer doesn't take into account, that longjmp could lead to loops, which causes illegal code transformations.
- Auto-submitted: auto-generated
- References: <bug-50188-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50188
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-08-25 18:33:44 UTC ---
IIRC the variables need to be marked as volatile if you want them to be correct
over setjmp/longjmp.