1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/targhooks.c b/gcc/targhooks.c
index 8df0de421f8..2c0a65dc926 100644
--- a/gcc/targhooks.c
+++ b/gcc/targhooks.c
@@ -499,6 +499,8 @@ default_stack_protect_guard (void)
 
   if (t == NULL)
     {
+      rtx x;
+
       t = build_decl (UNKNOWN_LOCATION,
 		      VAR_DECL, get_identifier ("__stack_chk_guard"),
 		      ptr_type_node);
@@ -510,6 +512,11 @@ default_stack_protect_guard (void)
       DECL_ARTIFICIAL (t) = 1;
       DECL_IGNORED_P (t) = 1;
 
+      /* Do not share RTL as the declaration is visible outside of
+	 current function.  */
+      x = DECL_RTL (t);
+      RTX_FLAG (x, used) = 1;
+
       stack_chk_guard_decl = t;
     }