(evrp_range_analyzer::record_ranges_from_incoming_edge): Rename
	ignore_equivs_equal_p to equal_p.
	* ipa-cp.c (meet_with_1): Use equal_p instead of
	ignore_equivs_equal_p.
	* ipa-prop.c (ipa_vr_ggc_hash_traits::equal): Same.
	* tree-vrp.c (value_range::ignore_equivs_equal_p): Remove.
	(value_range::operator==): Remove.
	(value_range::operator!=): Remove.
	(vrp_prop::visit_stmt): Use equal_p.
	* tree-vrp.h (value_range): Remove operator==, operator!=,
	ignore_equivs_equal_p.
	* vr-values.c (update_value_range): Use equal_p.

From-SVN: r266150