gcc/

gcc/
	* combine-stack-adj.c: Include rtl-iter.h.
	(record_stack_refs_data): Delete.
	(record_stack_refs): Turn from being a for_each_rtx callback
	to being a function that examines each subrtx itself.
	Take a pointer to the reflist.  Invert sense of return value
	so that true means success and false means failure.  Don't
	handle null rtxes.
	(combine_stack_adjustments_for_block): Update accordingly.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214625 138bc75d-0d04-0410-961f-82ee72b054a4