r266378 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Nov 22 14:08:44 2018
New Revision: 266378

URL: https://gcc.gnu.org/viewcvs?rev=266378&root=gcc&view=rev
Log:
2018-11-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/88148
	* tree-ssa-loop-niter.c (simplify_replace_tree): Get optional
	valueization callback parameter and handle it.
	* tree-ssa-loop-niter.h (simplify_replace_tree): Export.
	* tree-ssa-sccvn.c (process_bb): Eliminate in loop niter trees.

	* gfortran.dg/pr88148.f90: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr88148.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-loop-niter.c
    trunk/gcc/tree-ssa-loop-niter.h
    trunk/gcc/tree-ssa-sccvn.c