re PR middle-end/45472 ([Middle-end volatile semantics] ICE: in...

re PR middle-end/45472 ([Middle-end volatile semantics] ICE: in move_op_ascend, at sel-sched.c:6124 with -fselective-scheduling2)

        PR middle-end/45472

	gcc/
        * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
        when the may_trap_p bit of the exprs being merged differs.

        Reorder tests for speculativeness in the logical and operator.

	testsuite/
	* gcc.dg/45472.c: New test.

From-SVN: r196308