[Bug tree-optimization/57051] [4.8/4.9 Regression] Optimization regression in 4.8.0 from 4.7.2

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57051

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-04-26 13:16:58 UTC ---
Author: jakub
Date: Fri Apr 26 13:13:36 2013
New Revision: 198339

URL: http://gcc.gnu.org/viewcvs?rev=198339&root=gcc&view=rev
Log:
    PR tree-optimization/57051
    * fold-const.c (const_binop): Handle VEC_LSHIFT_EXPR
    and VEC_RSHIFT_EXPR if shift count is a multiple of element
    bitsize.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c