[multiple changes]

2014-01-24  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb (Analyze_Input_Output): Add missing error check
	for junk operand.
	* sem_util.adb (Is_Refined_State): Add defense against junk
	tree from error.

2014-01-24  Pascal Obry  <obry@adacore.com>

	* projects.texi: Removes Build_Slaves attribute documentation.

From-SVN: r207027

gcc/ada/ChangeLog

+2014-01-24  Robert Dewar  <dewar@adacore.com>
+
+	* sem_prag.adb (Analyze_Input_Output): Add missing error check
+	for junk operand.
+	* sem_util.adb (Is_Refined_State): Add defense against junk
+	tree from error.
+
+2014-01-24  Pascal Obry  <obry@adacore.com>
+
+	* projects.texi: Removes Build_Slaves attribute documentation.
+
 2014-01-23  Robert Dewar  <dewar@adacore.com>
 
 	* opt.adb (Register_Opt_Config_Switches): Save SPARK_Mode_Pragma

gcc/ada/projects.texi

@@ -4963,10 +4963,7 @@ invoking @code{gnatpp} for the source.
 
 @itemize @bullet
 
-@item @b{Build_Slaves}: list
 
-Value is the list of machine names that are to be used in distributed
-compilation.
 
 @item @b{Root_Dir}: single
 

gcc/ada/sem_prag.adb

@@ -783,9 +783,9 @@ package body Sem_Prag is
 
                Item_Id := Entity_Of (Item);
 
+               if Present (Item_Id) then
                   Record_Possible_Body_Reference (Item, Item_Id);
 
-               if Present (Item_Id) then
                   if Ekind_In (Item_Id, E_Abstract_State,
                                         E_In_Parameter,
                                         E_In_Out_Parameter,

gcc/ada/sem_util.adb

@@ -3723,6 +3723,12 @@ package body Sem_Util is
          else
             Item_Id := Entity_Of (Item);
 
+            --  Defend against junk
+
+            if No (Item_Id) then
+               return False;
+            end if;
+
             return
               Ekind (Item_Id) = E_Abstract_State
                 and then Has_Visible_Refinement (Item_Id);