r196829 - in /trunk/gcc: ChangeLog fold-const.c...

[glisse@gcc.gnu.org]

Author: glisse
Date: Wed Mar 20 15:16:09 2013
New Revision: 196829

URL: http://gcc.gnu.org/viewcvs?rev=196829&root=gcc&view=rev
Log:
2013-03-20  Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/56355
gcc/
	* fold-const.c (tree_binary_nonnegative_warnv_p) <MULT_EXPR>:
	Also handle integers with undefined overflow.

gcc/testsuite/
	* gcc.dg/pr56355-1.c: New file.


Added:
    trunk/gcc/testsuite/gcc.dg/pr56355-1.c   (with props)
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog

Propchange: trunk/gcc/testsuite/gcc.dg/pr56355-1.c
            ('svn:eol-style' added)

Propchange: trunk/gcc/testsuite/gcc.dg/pr56355-1.c
            ('svn:keywords' added)