From f36b864c7d84b36883c6190c83b31c0a8c15172b Mon Sep 17 00:00:00 2001 From: rguenth Date: Fri, 3 May 2019 11:22:33 +0000 Subject: [PATCH] 2019-05-03 Richard Biener PR tree-optimization/90316 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries before running VN. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-9-branch@270849 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 6 ++++++ gcc/tree-ssa-pre.c | 1 + 2 files changed, 7 insertions(+) --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2019-05-03 Richard Biener + + PR tree-optimization/90316 + * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries + before running VN. + 2019-05-03 Release Manager * GCC 9.1.0 released. --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -4197,6 +4197,7 @@ pass_pre::execute (function *fun) loop_optimizer_init (LOOPS_NORMAL); split_critical_edges (); scev_initialize (); + calculate_dominance_info (CDI_DOMINATORS); run_rpo_vn (VN_WALK);