[Bug tree-optimization/60454] [4.7/4.8/4.9 Regression] Code mistakenly detected as doing bswap

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60454

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Mar 12 10:15:29 2014
New Revision: 208509

URL: http://gcc.gnu.org/viewcvs?rev=208509&root=gcc&view=rev
Log:
    PR tree-optimization/60454
    * tree-ssa-math-opts.c (find_bswap_1): Fix bswap detection.

    * gcc.c-torture/execute/pr60454.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr60454.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-math-opts.c