[Bug c/63189] [4.8 Regression] Incorrect results from trivial loop when optimized with O3 or O2+tree vectorization
glisse at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Fri Sep 5 14:53:00 GMT 2014
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63189
Marc Glisse <glisse at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-09-05
Summary|Incorrect results from |[4.8 Regression] Incorrect
|trivial loop when optimized |results from trivial loop
|with O3 or O2+tree |when optimized with O3 or
|vectorization |O2+tree vectorization
Ever confirmed|0 |1
--- Comment #1 from Marc Glisse <glisse at gcc dot gnu.org> ---
Seems fine with 4.6, 4.7, 4.9 and 5, only 4.8 fails.
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