re PR middle-end/41963 (177.mesa in SPEC CPU 2K is miscompiled)
commit79af7c1f6d8a41e7d2c9f8c3c4541eceddef0284
authorMichael Matz <matz@suse.de>
Fri, 6 Nov 2009 15:05:20 +0000 (6 15:05 +0000)
committerMichael Matz <matz@gcc.gnu.org>
Fri, 6 Nov 2009 15:05:20 +0000 (6 15:05 +0000)
tree90670b8a9be6e2de19fdb86e0077119c3c77ffd0
parent9cd4e79ba8e43b27273f27874ecd5142c60cc338
re PR middle-end/41963 (177.mesa in SPEC CPU 2K is miscompiled)

PR middle-end/41963
* tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
of a potential reciprocal to really be reciprocals.

testsuite/
* gcc.dg/pr41963.c: New test.

From-SVN: r153971
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/pr41963.c [new file with mode: 0644]
gcc/tree-ssa-math-opts.c