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[Bug target/63661] [4.9/5 Regression] -O2 miscompiles on OSX 10.10 Yosemite
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 28 Oct 2014 14:36:37 +0000
- Subject: [Bug target/63661] [4.9/5 Regression] -O2 miscompiles on OSX 10.10 Yosemite
- Auto-submitted: auto-generated
- References: <bug-63661-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63661
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.8.3
Target Milestone|--- |4.9.2
Summary|-O2 miscompiles on OSX |[4.9/5 Regression] -O2
|10.10 Yosemite |miscompiles on OSX 10.10
| |Yosemite
Known to fail| |4.9.1, 5.0
--- Comment #13 from Richard Biener <rguenth at gcc dot gnu.org> ---
4.8 doesn't know nehalem but works with -mtune=native (where 4.9 and 5 break).