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[Bug target/27537] XMM alignment fault when compiling for i386 with -Os
- From: "mmitchel at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Aug 2006 22:30:00 -0000
- Subject: [Bug target/27537] XMM alignment fault when compiling for i386 with -Os
- References: <bug-27537-12669@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from mmitchel at gcc dot gnu dot org 2006-08-20 22:29 -------
It is definitely a bug to change the ABI with -Os. Since GCC relies on the
stack being 16-byte aligned, -Os must in fact honor that requirement.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27537