r244443 - in /trunk/gcc: ChangeLog testsuite/Ch...

[law@gcc.gnu.org]

Author: law
Date: Fri Jan 13 15:46:22 2017
New Revision: 244443

URL: https://gcc.gnu.org/viewcvs?rev=244443&root=gcc&view=rev
Log:
	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c: Include expr.h.
	(maybe_trim_constructor_store): New function.
	(maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.

	PR tree-optimization/61912
	PR tree-optimization/77485
	* g++.dg/tree-ssa/ssa-dse-1.C: New test.
	* gcc.dg/tree-ssa/pr30375: Adjust expected output.
	* gcc.dg/tree-ssa/ssa-dse-24.c: New test.

Added:
    trunk/gcc/testsuite/g++.dg/tree-ssa/ssa-dse-1.C
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-24.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr30375.c
    trunk/gcc/tree-ssa-dse.c