r243325 - in /trunk/gcc: ChangeLog testsuite/Ch...

[law@gcc.gnu.org]

Author: law
Date: Tue Dec  6 23:18:17 2016
New Revision: 243325

URL: https://gcc.gnu.org/viewcvs?rev=243325&root=gcc&view=rev
Log:
	PR tree-optimization/67955
	* tree-ssa-alias.c (same_addr_size_stores_p): New function.
	(stmt_kills_ref_p): Use it.

	PR tree-optimization/67955
	* gcc.dg/tree-ssa/dse-points-to.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/dse-points-to.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-alias.c