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Diffstat (limited to 'gcc/tree-ssa-dom.c')
| -rw-r--r-- | gcc/tree-ssa-dom.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index a969422..68bf4f9 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); |