r245420 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Feb 14 08:26:26 2017
New Revision: 245420

URL: https://gcc.gnu.org/viewcvs?rev=245420&root=gcc&view=rev
Log:
	PR tree-optimization/79408
	* tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
	case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
	(simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
	also if rhs1 is INTEGER_CST.

	* gcc.dg/tree-ssa/pr79408-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr79408-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c