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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: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 26 Aug 2011 11:28:01 +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
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |jakub at gcc dot gnu.org
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-08-26 11:28:01 UTC ---
No, you misunderstood it. The values of non-volatile variables (meeting the
other conditions in POSIX) are indeterminate, so it is the testcase that is
wrong.