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re PR rtl-optimization/19579 (-march=i686 generates a bogus program for x86*)
authorJakub Jelinek <jakub@redhat.com>
Thu, 10 Feb 2005 17:11:11 +0000 (18:11 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Thu, 10 Feb 2005 17:11:11 +0000 (18:11 +0100)
commitc465b9e6c00602b49d31cef4865e3a41193e1349
tree8eaeda0d1f6302c9c8f4ad0774fcd8ea8b7b3d45tree
parent4ec34349673895c7156eed5ac5278d2ec2030d5ecommit | diff
re PR rtl-optimization/19579 (-march=i686 generates a bogus program for x86*)

PR rtl-optimization/19579
* ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
both A and B, see if they don't clobber registers the other expr uses.

* gcc.c-torture/execute/20050124-1.c: New test.

From-SVN: r94835
gcc/ChangeLog diff | blob | blame | history
gcc/ifcvt.c diff | blob | blame | history
gcc/testsuite/ChangeLog diff | blob | blame | history
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