diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-pre.c | 4 |
2 files changed, 6 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 99e8504..d02050f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2018-08-27 Richard Biener <rguenther@suse.de> + + * tree-ssa-pre.c (compute_antic): Re-use inverted postorder + for partial antic compute. + 2018-08-27 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/87065 diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 144902d..5e973eb 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -2414,9 +2414,7 @@ compute_antic (void) { /* For partial antic we ignore backedges and thus we do not need to perform any iteration when we process blocks in postorder. */ - int postorder_num - = pre_and_rev_post_order_compute (NULL, postorder.address (), false); - for (i = postorder_num - 1 ; i >= 0; i--) + for (i = postorder.length () - 1; i >= 0; i--) { basic_block block = BASIC_BLOCK_FOR_FN (cfun, postorder[i]); compute_partial_antic_aux (block, |