r255837 - in /trunk/gcc: ChangeLog testsuite/Ch...

[law@gcc.gnu.org]

Author: law
Date: Tue Dec 19 20:13:04 2017
New Revision: 255837

URL: https://gcc.gnu.org/viewcvs?rev=255837&root=gcc&view=rev
Log:
	PR tree-optimization/83477
	* tree-ssa-threadedge.c (record_temporary_equivalences_from_phis): For
	a non-virtual PHI, always push a new range.

	PR tree-optimization/83477
	* gcc.c-torture/execute/pr83477.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr83477.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-threadedge.c