[Ada] Disregard alignment issues in CodePeer mode

2018-05-28  Arnaud Charlet  <charlet@adacore.com>

gcc/ada/

	* exp_util.adb (Possible_Bit_Aligned_Component): Always return False in
	codepeer mode.

From-SVN: r260828

gcc/ada/ChangeLog

 2018-05-28  Arnaud Charlet  <charlet@adacore.com>
 
+	* exp_util.adb (Possible_Bit_Aligned_Component): Always return False in
+	codepeer mode.
+
+2018-05-28  Arnaud Charlet  <charlet@adacore.com>
+
 	* exp_unst.adb: Fix typo.
 
 2018-05-28  Bob Duff  <duff@adacore.com>

gcc/ada/exp_util.adb

@@ -10738,6 +10738,12 @@ package body Exp_Util is
          return False;
       end if;
 
+      --  There are never alignment issues in CodePeer mode
+
+      if CodePeer_Mode then
+         return False;
+      end if;
+
       case Nkind (N) is
 
          --  Case of indexed component