[Ada] Fix -gnatw.f warnings not having the right insertion characters

This caused these warnings not to be tagged with the switch causing
them, which is an issue for tools ingesting GNAT's output.

gcc/ada/

	* sem_elab.adb (Process_Conditional_ABE_Access_Taken): Add '.f'
	insertion characters.

diff --git a/gcc/ada/sem_elab.adb b/gcc/ada/sem_elab.adb
index 068402a..0d5befc 100644 (file)
--- a/gcc/ada/sem_elab.adb
+++ b/gcc/ada/sem_elab.adb
@@ -4958,7 +4958,7 @@ package body Sem_Elab is
          then
             Error_Msg_Name_1 := Attribute_Name (Attr);
             Error_Msg_NE
-              ("??% attribute of & before body seen", Attr, Subp_Id);
+              ("?.f?% attribute of & before body seen", Attr, Subp_Id);
             Error_Msg_N ("\possible Program_Error on later references", Attr);
 
             Output_Active_Scenarios (Attr, New_In_State);