r158520 - in /trunk/gcc: ChangeLog testsuite/Ch...

Mon Apr 19 15:17:00 GMT 2010

Author: rguenth
Date: Mon Apr 19 15:17:26 2010
New Revision: 158520

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158520
Log:
2010-04-19  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43796
	* tree-vrp.c (adjust_range_with_scev): Lookup init and step
	from SCEV in the lattice.
	(vrp_visit_phi_node): Dump change.

	* gfortran.dg/pr43796.f90: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr43796.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c