ira-build.c (copy_info_to_removed_store_destinations): Initialize parent_a.

	* ira-build.c (copy_info_to_removed_store_destinations):
	Initialize parent_a.

From-SVN: r148551

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 01226001828df643333434e082f52259890ccc39..98d6b57ff1698f50205d4d3e2ccb0b14201332b5 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2009-06-16  Ian Lance Taylor  <iant@google.com>
+
+       * ira-build.c (copy_info_to_removed_store_destinations):
+       Initialize parent_a.
+
 2009-06-16  Ian Lance Taylor  <iant@google.com>
 
        * c-decl.c (grokdeclarator): Change size_varies to bool.

diff --git a/gcc/ira-build.c b/gcc/ira-build.c
index 9662c4ab7dac04ba345c0a11a71af3502776e532..4af927a041f9128bb7b16cdee71e25622996b028 100644 (file)
--- a/gcc/ira-build.c
+++ b/gcc/ira-build.c
@@ -2394,7 +2394,8 @@ static ira_allocno_t *regno_top_level_allocno_map;
 static bool
 copy_info_to_removed_store_destinations (int regno)
 {
-  ira_allocno_t a, parent_a;
+  ira_allocno_t a;
+  ira_allocno_t parent_a = NULL;
   ira_loop_tree_node_t parent;
   allocno_live_range_t r;
   bool merged_p;