https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78687
--- Comment #7 from Martin Jambor <jamborm at gcc dot gnu.org> --- Author: jamborm Date: Tue May 2 12:49:55 2017 New Revision: 247497 URL: https://gcc.gnu.org/viewcvs?rev=247497&root=gcc&view=rev Log: [PR 78687] Set SRA grp_write lazily 2017-05-02 Martin Jambor <mjam...@suse.cz> PR tree-optimization/78687 * tree-sra.c (access): New field parent. (process_subtree_disqualification): New function. (disqualify_candidate): Call it. (build_accesses_from_assign): Reset write flag if creating an assighnment link. (build_access_subtree): Fill in parent field and also prpagate down grp_write flag. (create_artificial_child_access): New parameter set_grp_write, set grp_write to its value. (propagate_subaccesses_across_link): Also propagate grp_write flag values. (propagate_all_subaccesses): Push the closest parent back to work queue if add_access_to_work_queue returned true. testsuite/ * g++.dg/tree-ssa/pr78687.C: New test. Added: trunk/gcc/testsuite/g++.dg/tree-ssa/pr78687.C Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-sra.c
