loop.c (record_giv): Initialize not_replaceable.

	* loop.c (record_giv): Initialize not_replaceable.
	(check_final_value): Likewise.

From-SVN: r59288

1 files changed, 6 insertions, 1 deletions

diff --git a/gcc/loop.c b/gcc/loop.c
index 04f95ab..4814cdd 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -5835,7 +5835,10 @@ record_giv (loop, v, insn, src_reg, dest_reg, mult_val, add_val, ext_val,
     abort ();
 
   if (type == DEST_ADDR)
-    v->replaceable = 1;
+    {
+      v->replaceable = 1;
+      v->not_replaceable = 0;
+    }
   else
     {
       /* The giv can be replaced outright by the reduced register only if all
@@ -5870,6 +5873,7 @@ record_giv (loop, v, insn, src_reg, dest_reg, mult_val, add_val, ext_val,
 	     using this biv anyways.  */
 
 	  v->replaceable = 1;
+	  v->not_replaceable = 0;
 	  for (b = bl->biv; b; b = b->next_iv)
 	    {
 	      if (INSN_UID (b->insn) >= max_uid_for_loop
@@ -5981,6 +5985,7 @@ check_final_value (loop, v)
       rtx last_giv_use;
 
       v->replaceable = 1;
+      v->not_replaceable = 0;
 
       /* When trying to determine whether or not a biv increment occurs
 	 during the lifetime of the giv, we can ignore uses of the variable