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[Bug optimization/9787] [Pentium 4] optimization bug with 176.gcc from SPECcpu2000
- From: "pinskia at physics dot uc dot edu" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 May 2003 15:54:56 -0000
- Subject: [Bug optimization/9787] [Pentium 4] optimization bug with 176.gcc from SPECcpu2000
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=9787
pinskia@physics.uc.edu changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |INVALID
------- Additional Comments From pinskia@physics.uc.edu 2003-05-27 15:54 -------
I am closing this bug as the gcc in SPEC2000 violates ANSI/ISO C aliasing rules.
The fix is to change the loop to be a memset call in the SPEC sources (No this will not
lower the SPEC source at least with gcc).
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