http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #10 from vincenzo Innocente vincenzo.innocente at cern dot ch
2012-11-13 08:04:35 UTC ---
confirmed fixed in
gcc version 4.8.0 20121113 (experimental) [trunk revision 193471] (GCC)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
Jakub Jelinek jakub at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #2 from Jakub Jelinek jakub at gcc dot gnu.org 2012-11-12
11:46:30 UTC ---
Actually, that shorter testcase ICEs for a different reason.
static inline float
bar (float k, float j)
{
float l = 0.0f;
if (k j)
l = k;
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #3 from Jakub Jelinek jakub at gcc dot gnu.org 2012-11-12
15:12:20 UTC ---
Created attachment 28668
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28668
gcc48-pr55281.patch
Untested fix.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #4 from vincenzo Innocente vincenzo.innocente at cern dot ch
2012-11-12 15:37:23 UTC ---
regression removed by the patch
at first sight performances are similar to 4.7.2, so also vectorization is ok
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #5 from Marc Glisse glisse at gcc dot gnu.org 2012-11-12 16:18:52
UTC ---
(In reply to comment #1)
[ Using ?: with a vector condition ]
I was surprised only C++ handles this and not C BTW.
Sorry, I didn't have time to do a
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #6 from Jakub Jelinek jakub at gcc dot gnu.org 2012-11-12
16:23:29 UTC ---
I'm just testing that, so I know it doesn't have side-effects. COND_EXPR
handling which I've copied was doing the same thing. The reason for the
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #7 from Marc Glisse glisse at gcc dot gnu.org 2012-11-12 16:39:27
UTC ---
(In reply to comment #6)
I'm just testing that, so I know it doesn't have side-effects.
I meant: instead of testing, so the optimization still occurs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
--- Comment #8 from Jakub Jelinek jakub at gcc dot gnu.org 2012-11-13
07:25:41 UTC ---
Author: jakub
Date: Tue Nov 13 07:25:36 2012
New Revision: 193471
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=193471
Log:
PR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281
Jakub Jelinek jakub at gcc dot gnu.org changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
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