re PR middle-end/92046 (Command line options (that are per-functions) are affecting --params which are global.)

2019-10-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/92046
	* opts.c (finish_options): Do not influence global --params
	from options that are adjustable per function.
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
	Apply --param adjustment based on active cost-model.
	* tree-ssa-phiopt.c (cond_if_else_store_replacement): Disable
	further store-sinking when vectorization or if-conversion
	are not enabled.

From-SVN: r276807