re PR other/63387 (Optimize pairs of isnan() calls into a single isunordered())
commitcfdc4f334db1ad1f44eb81bb827d6c39074c522d
authorMarc Glisse <marc.glisse@inria.fr>
Tue, 14 Apr 2015 08:49:16 +0000 (14 10:49 +0200)
committerMarc Glisse <glisse@gcc.gnu.org>
Tue, 14 Apr 2015 08:49:16 +0000 (14 08:49 +0000)
tree303b6ee944e7bb83cf7f5c1426ae476c4d0d8585
parent55d2ee5737e56cec20646bc378cb7e7ad2ecb02d
re PR other/63387 (Optimize pairs of isnan() calls into a single isunordered())

2015-04-14  Marc Glisse  <marc.glisse@inria.fr>

PR tree-optimization/63387
gcc/
* match.pd ((x unord x) | (y unord y) -> (x unord y),
(x unord x) | (x unord y) -> (x unord y)): New simplifications.
gcc/testsuite/
* gcc.dg/pr63387.c: New testcase.

From-SVN: r222077
gcc/ChangeLog
gcc/match.pd
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/pr63387.c [new file with mode: 0644]