[Ada] Cleanup unnecessary shadowing in expansion of attribute Old

Code cleanup; semantics is unaffected.

gcc/ada/

	* exp_attr.adb (Expand_N_Attribute_Reference [Attribute_Old]):
	Remove unnecessary local constant that was shadowing another
	constant with the same initial value.

diff --git a/gcc/ada/exp_attr.adb b/gcc/ada/exp_attr.adb
index c4187c9f5d6318839647f6b1397890d46b09cc6a..21c482822a18fd6cddcd1d9bff0749e6b11c8623 100644 (file)
--- a/gcc/ada/exp_attr.adb
+++ b/gcc/ada/exp_attr.adb
@@ -4884,7 +4884,6 @@ package body Exp_Attr is
       ---------
 
       when Attribute_Old => Old : declare
-         Typ     : constant Entity_Id := Etype (N);
          CW_Temp : Entity_Id;
          CW_Typ  : Entity_Id;
          Decl    : Node_Id;