sem_ch12.adb (Instantiate_Formal_Subprogram): Do not apply AI05-296 if the actual is overloaded.

2012-06-12  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Instantiate_Formal_Subprogram): Do not apply
	AI05-296 if the actual is overloaded. In this case The rule must
	be applied after resolution, in Analyze_Subprogram_Renaming.

From-SVN: r188450

gcc/ada/ChangeLog

+2012-06-12  Ed Schonberg  <schonberg@adacore.com>
+
+	* sem_ch12.adb (Instantiate_Formal_Subprogram): Do not apply
+	AI05-296 if the actual is overloaded. In this case The rule must
+	be applied after resolution, in Analyze_Subprogram_Renaming.
+
 2012-06-12  Robert Dewar  <dewar@adacore.com>
 
 	* stringt.adb: Minor reformatting.

gcc/ada/sem_ch12.adb

@@ -9450,6 +9450,7 @@ package body Sem_Ch12 is
             end if;
 
             if Is_Entity_Name (Actual)
+              and then not Is_Overloaded (Actual)
               and then not Has_Untagged_Inc
             then
                F := First_Formal (Entity (Actual));