r267634 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Mon Jan  7 08:51:59 2019
New Revision: 267634

URL: https://gcc.gnu.org/viewcvs?rev=267634&root=gcc&view=rev
Log:
	PR tree-optimization/88676
	* tree-ssa-phiopt.c (two_value_replacement): New function.
	(tree_ssa_phiopt_worker): Call it.

	* gcc.dg/tree-ssa/pr88676.c: New test.
	* gcc.dg/pr88676.c: New test.
	* gcc.dg/tree-ssa/pr15826.c: Just verify there is no goto,
	allow &.

Added:
    trunk/gcc/testsuite/gcc.dg/pr88676.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr88676.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr15826.c
    trunk/gcc/tree-ssa-phiopt.c