re PR middle-end/68542 (10% 481.wrf performance regression)

re PR middle-end/68542 (10% 481.wrf performance regression)

gcc/

2016-01-18  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR middle-end/68542
	* fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
	of mixind vector and scalar types.
	(fold_relational_const): Add handling of vector
	comparison with boolean result.
	* tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
	comparison of vector operands with boolean result for EQ/NE only.
	(verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
	(verify_gimple_cond): Likewise.
	* tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
	valid type of VAL.

From-SVN: r232518