r177267 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Aug  3 11:09:35 2011
New Revision: 177267

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177267
Log:
2011-08-03  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49938
	* tree-scalar-evolution.c (interpret_loop_phi): Gracefully
	deal with a POLYNOMIAL_CHREC.

	* g++.dg/torture/pr49938.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr49938.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-scalar-evolution.c