* rtlanal.c: Include flags.h

	(may_trap_p): Do not mark FP operations if trapping
	if !flag_trapping_math
	* Makefile.in (rtlanal.o): Add dependency on flag.h
	* ifcvt.c (noce_operand_ok): Avoid the lameness.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51508 138bc75d-0d04-0410-961f-82ee72b054a4