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[Bug c/50168] __builtin_ctz() and intrinsics __bsr(), __bsf() generate suboptimal code on x86_64
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 23 Aug 2011 16:41:34 +0000
- Subject: [Bug c/50168] __builtin_ctz() and intrinsics __bsr(), __bsf() generate suboptimal code on x86_64
- Auto-submitted: auto-generated
- References: <bug-50168-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50168
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |jakub at gcc dot gnu.org
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-08-23 16:41:34 UTC ---
I'll look at this.