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[Bug target/38749] native and core2 differ on core2 hardware
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 7 Jan 2009 07:21:48 -0000
- Subject: [Bug target/38749] native and core2 differ on core2 hardware
- References: <bug-38749-14488@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from ubizjak at gmail dot com 2009-01-07 07:21 -------
(In reply to comment #2)
> Andrew, ah, right. But then, why output differs? Gentoo does not modifies this
> bits...
gcc driver has separate checks for CPUID features. So, it first determines CPU
model and then adds appropriate flags, derived from CPUID.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38749