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[Bug rtl-optimization/68641] undefined variables implicitly considered to be zero
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 02 Dec 2015 10:45:58 +0000
- Subject: [Bug rtl-optimization/68641] undefined variables implicitly considered to be zero
- Auto-submitted: auto-generated
- References: <bug-68641-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68641
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |enhancement
--- Comment #3 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
The whole reasoning looks fairly dubious to me, the optimizer is free to do
whatever it wants on undefined behavior and requests that the generated code
behaves identically at all optimization levels on it have little merit IMO.