[Ada] Don't expect enumeration literals to be renamings

gcc/ada/

	* lib-xref.adb (Get_Through_Renamings): Exit loop when an
	enumeration literal is found.

diff --git a/gcc/ada/lib-xref.adb b/gcc/ada/lib-xref.adb
index 17de8864befb8a441241447b708c7d421127621a..2c3c37233bb58a8bda2469e43f5a6c2a809595a7 100644 (file)
--- a/gcc/ada/lib-xref.adb
+++ b/gcc/ada/lib-xref.adb
@@ -481,7 +481,9 @@ package body Lib.Xref is
                            --  e.g. function call, slicing of a function call,
                            --  pointer dereference, etc.
 
-                           if No (Obj) then
+                           if No (Obj)
+                             or else Ekind (Obj) = E_Enumeration_Literal
+                           then
                               return Empty;
                            end if;
                         else