From 724e4d443ba36e51daed91d8b93b11053addf910 Mon Sep 17 00:00:00 2001 From: Kazu Hirata Date: Mon, 17 Jan 2005 06:44:05 +0000 Subject: [PATCH] tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call mark_dfs_back_edges. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call mark_dfs_back_edges. From-SVN: r93753 --- gcc/ChangeLog | 5 +++++ gcc/tree-ssa-dom.c | 5 ----- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fb1eebeaadb8..6afc0d04fea5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-01-17 Kazu Hirata + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call + mark_dfs_back_edges. + 2005-01-16 Daniel Berlin * tree-ssa-pre.c (add_to_sets): s1 may be NULL. diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index a969422b89d8..68bf4f9cd3a6 100644 --- a/gcc/tree-ssa-dom.c +++ b/gcc/tree-ssa-dom.c @@ -374,11 +374,6 @@ tree_ssa_dominator_optimize (void) for (i = 0; i < num_referenced_vars; i++) var_ann (referenced_var (i))->current_def = NULL; - /* Mark loop edges so we avoid threading across loop boundaries. - This may result in transforming natural loop into irreducible - region. */ - mark_dfs_back_edges (); - /* Create our hash tables. */ avail_exprs = htab_create (1024, real_avail_expr_hash, avail_expr_eq, free); vrp_data = htab_create (ceil_log2 (num_ssa_names), vrp_hash, vrp_eq, free); -- 2.47.2