r236564 - in /trunk/gcc: ChangeLog testsuite/Ch...

[kugan@gcc.gnu.org]

Author: kugan
Date: Sun May 22 08:13:13 2016
New Revision: 236564

URL: https://gcc.gnu.org/viewcvs?rev=236564&root=gcc&view=rev
Log:
gcc/testsuite/ChangeLog:

2016-05-22  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/40921
	* gcc.dg/tree-ssa/pr40921.c: New test.

gcc/ChangeLog:

2016-05-22  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/40921
        * tree-ssa-reassoc.c (try_special_add_to_ops): New.
        (linearize_expr_tree): Call try_special_add_to_ops.
        (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.



Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr40921.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c