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checks.adb (Ensure_Valid): Capture valid status if possible (eliminate checks)

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2008-03-26  Robert Dewar  <dewar@adacore.com>

	* checks.adb (Ensure_Valid): Capture valid status if possible
	(eliminate checks)

From-SVN: r133553
This commit is contained in:
Robert Dewar 2008-03-26 08:37:00 +01:00 committed by Arnaud Charlet
parent 1e990f1366
commit 1c3340e65d
1 changed files with 8 additions and 2 deletions
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10
gcc/ada/checks.adb
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@ -6,7 +6,7 @@
-- --
-- B o d y --
-- --
-- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
-- Copyright (C) 1992-2008, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
@ -619,7 +619,7 @@ package body Checks is
if Obj_Size /= No_Uint
and then Exp_Size /= No_Uint
and then Obj_Size > Exp_Size
and then not Warnings_Off (E)
and then not Has_Warnings_Off (E)
then
if Address_Clause_Overlay_Warnings then
Error_Msg_FE
@ -3890,6 +3890,12 @@ package body Checks is
-- If we fall through, a validity check is required
Insert_Valid_Check (Expr);
if Is_Entity_Name (Expr)
and then Safe_To_Capture_Value (Expr, Entity (Expr))
then
Set_Is_Known_Valid (Entity (Expr));
end if;
end Ensure_Valid;
----------------------