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[Bug rtl-optimization/41917] Strange athrithmetic result with -O3
- From: "mikpe at it dot uu dot se" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Nov 2009 16:32:45 -0000
- Subject: [Bug rtl-optimization/41917] Strange athrithmetic result with -O3
- References: <bug-41917-18350@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from mikpe at it dot uu dot se 2009-11-14 16:32 -------
This wrong-code bug also occurs with 4.3.4 on i686-linux, but not with 4.2.4 or
4.1.2, making it a regression. The patch for 4.4 applies cleanly to 4.3 and
fixes the bug there with no new regressions (I tested i686, powerpc64, and
arm).
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41917