[Ada] Refine previous change for -gnatn and LLVM

2019-09-18  Arnaud Charlet  <charlet@adacore.com>

gcc/ada/

	* exp_unst.adb (Unnest_Subprograms): Refine previous change.

From-SVN: r275837

gcc/ada/ChangeLog

+2019-09-18  Arnaud Charlet  <charlet@adacore.com>
+
+	* exp_unst.adb (Unnest_Subprograms): Refine previous change.
+
 2019-09-17  Claire Dross  <dross@adacore.com>
 
 	* libgnat/a-cofuma.ads, libgnat/a-cofuma.adb (Remove): New

gcc/ada/exp_unst.adb

@@ -2592,9 +2592,9 @@ package body Exp_Unst is
          then
             Subp_Body := Parent (Declaration_Node
                                    (Corresponding_Body (Subp_Body)));
-            Unnest_Subprogram (Subp, Subp_Body, For_Inline => True);
          end if;
 
+         Unnest_Subprogram (Subp, Subp_Body, For_Inline => True);
          Next_Inlined_Subprogram (Subp);
       end loop;
    end Unnest_Subprograms;