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r205963 - in /trunk/gcc: ChangeLog testsuite/Ch...


Author: law
Date: Fri Dec 13 16:34:39 2013
New Revision: 205963

URL: http://gcc.gnu.org/viewcvs?rev=205963&root=gcc&view=rev
Log:
	PR tree-optimization/45685
	* tree-ssa-phiopt.c (neg_replacement): New function.
	(tree_ssa_phiopt_worker): Call it.

	PR tree-optimization/45685
	* gcc.dg/tree-ssa/pr45685.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr45685.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-phiopt.c


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