r236336 - in /trunk/gcc: ChangeLog testsuite/Ch...

[glisse@gcc.gnu.org]

Author: glisse
Date: Tue May 17 17:50:55 2016
New Revision: 236336

URL: https://gcc.gnu.org/viewcvs?rev=236336&root=gcc&view=rev
Log:
VRP: range info of new variables

2016-05-17  Marc Glisse  <marc.glisse@inria.fr>

gcc/
	* tree-vrp.c (simplify_truth_ops_using_ranges): Set range
	information for new SSA_NAME.
	(simplify_conversion_using_ranges): Get range through get_range_info
	instead of get_value_range.

gcc/testsuite/
	* gcc.dg/tree-ssa/pr69270.c: Adjust.
	* gcc.dg/tree-ssa/vrp99.c: New testcase.


Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp99.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr69270.c
    trunk/gcc/tree-vrp.c