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domwalk.c (dom_walker::walk): Use RPO order.

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2016-10-19  Richard Biener  <rguenther@suse.de>

	* domwalk.c (dom_walker::walk): Use RPO order.

From-SVN: r241329
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Richard Biener 2016-10-19 08:39:55 +00:00 • committed by Richard Biener
parent 1af000e003
commit e7a3e0c653
2 changed files with 5 additions and 1 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2016-10-19 Richard Biener <rguenther@suse.de>
* domwalk.c (dom_walker::walk): Use RPO order.
2016-10-19 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize

2
gcc/domwalk.c
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@ -243,7 +243,7 @@ dom_walker::walk (basic_block bb)
if (m_dom_direction == CDI_DOMINATORS)
{
postorder = XNEWVEC (int, n_basic_blocks_for_fn (cfun));
postorder_num = inverted_post_order_compute (postorder);
postorder_num = pre_and_rev_post_order_compute (NULL, postorder, true);
bb_postorder = XNEWVEC (int, last_basic_block_for_fn (cfun));
for (int i = 0; i < postorder_num; ++i)
bb_postorder[postorder[i]] = i;