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[Bug c++/64704] software crashed when using vectorizing optimization
- From: "zhangyajie_koy at 126 dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 23 Jan 2015 01:27:44 +0000
- Subject: [Bug c++/64704] software crashed when using vectorizing optimization
- Auto-submitted: auto-generated
- References: <bug-64704-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704
--- Comment #7 from kathy <zhangyajie_koy at 126 dot com> ---
(In reply to Mikhail Maltsev from comment #5)
> (In reply to kathy from comment #3)
> > i think, form line:13082c7 to 1308348, the code is to doing something with
> > align?
> Yes
> 13082f0: 66 41 0f 6f 0b movdqa (%r11),%xmm1
> Address in %r11 is expected to be aligned by 16-byte boundary.
what can i do to make the ptr aligned by 16-byte.