1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/cp/rtti.c b/gcc/cp/rtti.c
index 17942c30fd6..7540b5c0e72 100644
--- a/gcc/cp/rtti.c
+++ b/gcc/cp/rtti.c
@@ -328,6 +328,15 @@ get_tinfo_decl (type)
     type = build_function_type (TREE_TYPE (type),
 				TREE_CHAIN (TYPE_ARG_TYPES (type)));
 
+  /* For a class type, the variable is cached in the type node
+     itself.  */
+  if (CLASS_TYPE_P (type))
+    {
+      d = CLASSTYPE_TYPEINFO_VAR (TYPE_MAIN_VARIANT (type));
+      if (d)
+	return d;
+    }
+    
   name = mangle_typeinfo_for_type (type);
 
   d = IDENTIFIER_GLOBAL_VALUE (name);
@@ -347,6 +356,9 @@ get_tinfo_decl (type)
 
       pushdecl_top_level (d);
 
+      if (CLASS_TYPE_P (type))
+	CLASSTYPE_TYPEINFO_VAR (TYPE_MAIN_VARIANT (type)) = d;
+
       /* Remember the type it is for.  */
       TREE_TYPE (name) = type;
     }