https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47679
--- Comment #28 from Jeffrey A. Law <law at gcc dot gnu.org> --- Author: law Date: Fri Sep 18 19:33:48 2015 New Revision: 227922 URL: https://gcc.gnu.org/viewcvs?rev=227922&root=gcc&view=rev Log: [PATCH] const_and_copies is no longer file scoped PR tree-optimization/47679 * tree-ssa-dom.c (const_and_copies): No longer file scoped. Move it here ... (dom_opt_dom_walker): New private member holding the const_and_copies object. Update constructor. (pass_dominator::execute): Corresponding changes to declaration and initialization of const_and_copies. Update constructor call for the dom_opt_dom_walker object. (record_temporary_equivalences): Accept const_and_copies argument pass it down to children as needed. (record_equality): Likewise. (record_equivalences_from_incoming_edge): Likewise. (cprop_into_successor_phis, optimize_stmt): Likewise. (eliminate_redundant_computations): Likewise. (dom_opt_dom_walker::thread_across_edge): Update access to const_and_copies object and pass it to children as needed. (dom_opt_dom_walker::before_dom_children): Similarly. (dom_opt_dom_walker::after_dom_children): Similarly. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-ssa-dom.c