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r148593 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 17 Jun 2009 10:26:24 -0000
- Subject: r148593 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Wed Jun 17 10:26:24 2009
New Revision: 148593
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148593
Log:
2009-06-17 Richard Guenther <rguenther@suse.de>
PR middle-end/40460
* tree-chrec.h (build_polynomial_chrec): If we cannot determine
if there is no evolution of left in the loop bail out.
* tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
chrec_fold_multiply.
* g++.dg/torture/pr40460.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/torture/pr40460.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-chrec.c
trunk/gcc/tree-chrec.h