https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62642
Jakub Jelinek jakub at gcc dot gnu.org changed:
What|Removed |Added
Target Milestone|4.8.4 |4.8.5
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62642
--- Comment #5 from M8R-ynb11d at mailinator dot com ---
I originally put the barriers there in a futile attempt to work around the bug.
Can anyone tell me whether I actually need them, or whether the intrinsic
carries with it an implicit
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62642
--- Comment #4 from Vladimir Makarov vmakarov at gcc dot gnu.org ---
Author: vmakarov
Date: Mon Dec 15 20:04:04 2014
New Revision: 218761
URL: https://gcc.gnu.org/viewcvs?rev=218761root=gccview=rev
Log:
2014-12-15 Vladimir Makarov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62642
--- Comment #3 from Vladimir Makarov vmakarov at gcc dot gnu.org ---
The problem is in a live range splitting optimization to reduce register
pressure. It was introduced by
https://gcc.gnu.org/ml/gcc-patches/2011-12/msg01531.html
It is easy to
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62642
Richard Biener rguenth at gcc dot gnu.org changed:
What|Removed |Added
Keywords||ra