r213555 - in /trunk/gcc: ChangeLog optabs.c tes...

[ktkachov@gcc.gnu.org]

Author: ktkachov
Date: Mon Aug  4 10:03:32 2014
New Revision: 213555

URL: https://gcc.gnu.org/viewcvs?rev=213555&root=gcc&view=rev
Log:
PR 61713: ICE when expanding single-threaded version of atomic_test_and_set.

	PR target/61713
	* gcc/optabs.c (expand_atomic_test_and_set): Do not try to emit
	move to subtarget in serial version if result is ignored.

	PR target/61713
	* gcc.dg/pr61756.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr61756.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/optabs.c
    trunk/gcc/testsuite/ChangeLog