r253379 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Oct  3 11:24:39 2017
New Revision: 253379

URL: https://gcc.gnu.org/viewcvs?rev=253379&root=gcc&view=rev
Log:
	PR tree-optimization/82381
	* tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
	stmt_to_insert nor wheather SSA_NAMEs are default defs.
	Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
	fallthrough into reassoc_stmt_dominates_stmt_p.

	* gcc.c-torture/compile/pr82381.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr82381.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c