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[Bug tree-optimization/51890] vectorizer does not recognize intrinsic functions like sqrt
- From: "Heiko.Klein at gmx dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 18 Jan 2012 12:26:18 +0000
- Subject: [Bug tree-optimization/51890] vectorizer does not recognize intrinsic functions like sqrt
- Auto-submitted: auto-generated
- References: <bug-51890-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51890
--- Comment #2 from Heiko Klein <Heiko.Klein at gmx dot net> 2012-01-18 12:26:18 UTC ---
Thanks,
adding -fno-math-errno vectorizes the code and gives exactly the speedup as
with icc.
Heiko