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[Bug middle-end/38905] [4.3 Regression] 464.h264ref in SPEC CPU 2006 miscompiled
- From: "hjl dot tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 18 Jan 2009 17:39:58 -0000
- Subject: [Bug middle-end/38905] [4.3 Regression] 464.h264ref in SPEC CPU 2006 miscompiled
- References: <bug-38905-682@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from hjl dot tools at gmail dot com 2009-01-18 17:39 -------
(In reply to comment #3)
> Can you check if it is fixed by -fno-strict-aliasing and/or
> --param max-fields-for-field-sensitive=0? I suspect we need to
> backport some PTA fixes :/
>
Either -fno-strict-aliasing or --param max-fields-for-field-sensitive=0
fixed this.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38905