From: Richard Biener <rguenther@suse.de>
Date: Wed, 28 Oct 2020 13:16:05 +0000 (+0100)
Subject: Fix iteration over loads in SLP optimize
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=616351b897c834500e685f4ab6ece4d82b506d29;p=gcc.git

Fix iteration over loads in SLP optimize

I've made a typo when refactoring the iteration over all loads in
the SLP graph.  Fixed.

2020-10-28  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_optimize_slp): Fix iteration over
	all loads.
---

diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c
index 50a2d37eb25..5eafc037955 100644
--- a/gcc/tree-vect-slp.c
+++ b/gcc/tree-vect-slp.c
@@ -3043,7 +3043,7 @@ vect_optimize_slp (vec_info *vinfo)
   /* Now elide load permutations that are not necessary.  */
   for (i = 0; i < leafs.length (); ++i)
     {
-      node = vertices[i];
+      node = vertices[leafs[i]];
       if (!SLP_TREE_LOAD_PERMUTATION (node).exists ())
 	continue;