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[Bug target/84172] option "-O3" create slower code
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 01 Feb 2018 21:34:06 +0000
- Subject: [Bug target/84172] option "-O3" create slower code
- Auto-submitted: auto-generated
- References: <bug-84172-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andreas Otto from comment #3)
> send me the command that I should run…
I did:
(In reply to Andrew Pinski from comment #2)
> gcc-5 -march=native -mtune=native -g -static -O3 -o test.3 main.c -v