From: Marek Polacek <polacek@redhat.com>
Date: Fri, 17 Mar 2017 13:14:42 +0000 (+0000)
Subject: re PR tree-optimization/80079 (Conditional jump or move depends on uninitialised... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=faec5f24736ac2550ef9c4080200edb20d2b1e22;p=gcc.git

re PR tree-optimization/80079 (Conditional jump or move depends on uninitialised value(s): gimple-ssa-store-merging.c:768)

	PR tree-optimization/80079
	* gimple-ssa-store-merging.c (class pass_store_merging): Initialize
	m_stores_head.

Co-Authored-By: Markus Trippelsdorf <markus@trippelsdorf.de>

From-SVN: r246224
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9af58154dd2..cced3ceafd2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2017-03-17  Marek Polacek  <polacek@redhat.com>
+	    Markus Trippelsdorf  <markus@trippelsdorf.de>
+
+	PR tree-optimization/80079
+	* gimple-ssa-store-merging.c (class pass_store_merging): Initialize
+	m_stores_head.
+
 2017-03-17  Richard Biener  <rguenther@suse.de>
 
 	PR middle-end/80075
diff --git a/gcc/gimple-ssa-store-merging.c b/gcc/gimple-ssa-store-merging.c
index 5bdb4597d61..17a95a50b1f 100644
--- a/gcc/gimple-ssa-store-merging.c
+++ b/gcc/gimple-ssa-store-merging.c
@@ -725,7 +725,7 @@ class pass_store_merging : public gimple_opt_pass
 {
 public:
   pass_store_merging (gcc::context *ctxt)
-    : gimple_opt_pass (pass_data_tree_store_merging, ctxt)
+    : gimple_opt_pass (pass_data_tree_store_merging, ctxt), m_stores_head ()
   {
   }