-- C460009.A -- -- Grant of Unlimited Rights -- -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained -- unlimited rights in the software and documentation contained herein. -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making -- this public release, the Government intends to confer upon all -- recipients unlimited rights equal to those held by the Government. -- These rights include rights to use, duplicate, release or disclose the -- released technical data and computer software in whole or in part, in -- any manner and for any purpose whatsoever, and to have or permit others -- to do so. -- -- DISCLAIMER -- -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A -- PARTICULAR PURPOSE OF SAID MATERIAL. --* -- -- OBJECTIVE: -- Check that Constraint_Error is raised in cases of null arrays when: -- 1. an assignment is made to a null array if the length of each -- dimension of the operand does not match the length of -- the corresponding dimension of the target subtype. -- 2. an array actual parameter does not match the length of -- corresponding dimensions of the formal in out parameter where -- the actual parameter has the form of a type conversion. -- 3. an array actual parameter does not match the length of -- corresponding dimensions of the formal out parameter where -- the actual parameter has the form of a type conversion. -- -- TEST DESCRIPTION: -- This transition test creates examples where array of null ranges -- raises Constraint_Error if any of the lengths mismatch. -- -- Inspired by C52103S.ADA, C64105E.ADA, and C64105F.ADA. -- -- -- CHANGE HISTORY: -- 21 Mar 96 SAIC Initial version for ACVC 2.1. -- 21 Sep 96 SAIC ACVC 2.1: Added new case. -- --! with Report; procedure C460009 is subtype Int is Integer range 1 .. 3; begin Report.Test("C460009","Check that Constraint_Error is raised in " & "cases of null arrays if any of the lengths mismatch " & "in assignments and parameter passing"); --------------------------------------------------------------------------- declare type Arr_Int1 is array (Int range <>) of Integer; Arr_Obj1 : Arr_Int1 (2 .. Report.Ident_Int(1)); -- null array object begin -- Same lengths, no Constraint_Error raised. Arr_Obj1 := (Report.Ident_Int(3) .. 2 => Report.Ident_Int(1)); Report.Comment ("Dead assignment prevention in Arr_Obj1 => " & Integer'Image (Arr_Obj1'Last)); exception when Constraint_Error => Report.Failed ("Arr_Obj1 - Constraint_Error exception raised"); when others => Report.Failed ("Arr_Obj1 - others exception raised"); end; --------------------------------------------------------------------------- declare type Arr_Int2 is array (Int range <>, Int range <>) of Integer; Arr_Obj2 : Arr_Int2 (1 .. Report.Ident_Int(2), Report.Ident_Int(3) .. Report.Ident_Int(2)); -- null array object begin -- Same lengths, no Constraint_Error raised. Arr_Obj2 := Arr_Int2'(Report.Ident_Int(2) .. 3 => (Report.Ident_Int(2) .. Report.Ident_Int(1) => Report.Ident_Int(1))); Report.Comment ("Dead assignment prevention in Arr_Obj2 => " & Integer'Image (Arr_Obj2'Last)); exception when Constraint_Error => Report.Failed ("Arr_Obj2 - Constraint_Error exception raised"); when others => Report.Failed ("Arr_Obj2 - others exception raised"); end; --------------------------------------------------------------------------- declare type Arr_Int3 is array (Int range <>, Int range <>) of Integer; Arr_Obj3 : Arr_Int3 (1 .. Report.Ident_Int(2), Report.Ident_Int(3) .. Report.Ident_Int(2)); -- null array object begin -- Lengths mismatch, Constraint_Error raised. Arr_Obj3 := Arr_Int3'(Report.Ident_Int(3) .. 2 => (Report.Ident_Int(1) .. Report.Ident_Int(3) => Report.Ident_Int(1))); Report.Comment ("Dead assignment prevention in Arr_Obj3 => " & Integer'Image (Arr_Obj3'Last)); Report.Failed ("Constraint_Error not raised in Arr_Obj3"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Arr_Obj3 - others exception raised"); end; --------------------------------------------------------------------------- declare type Arr_Int4 is array (Int range <>, Int range <>, Int range <>) of Integer; Arr_Obj4 : Arr_Int4 (1 .. Report.Ident_Int(2), Report.Ident_Int(1) .. Report.Ident_Int(3), Report.Ident_Int(3) .. Report.Ident_Int(2)); -- null array object begin -- Lengths mismatch, Constraint_Error raised. Arr_Obj4 := Arr_Int4'(Report.Ident_Int(1) .. 3 => (Report.Ident_Int(1) .. Report.Ident_Int(2) => (Report.Ident_Int(3) .. Report.Ident_Int(2) => Report.Ident_Int(1)))); Report.Comment ("Dead assignment prevention in Arr_Obj4 => " & Integer'Image (Arr_Obj4'Last)); Report.Failed ("Constraint_Error not raised in Arr_Obj4"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Arr_Obj4 - others exception raised"); end; --------------------------------------------------------------------------- declare type Arr_Int5 is array (Int range <>) of Integer; Arr_Obj5 : Arr_Int5 (2 .. Report.Ident_Int(1)); -- null array object begin -- Only lengths of two null ranges are different, no Constraint_Error -- raised. Arr_Obj5 := (Report.Ident_Int(3) .. 1 => Report.Ident_Int(1)); Report.Comment ("Dead assignment prevention in Arr_Obj5 => " & Integer'Image (Arr_Obj5'Last)); exception when Constraint_Error => Report.Failed ("Arr_Obj5 - Constraint_Error exception raised"); when others => Report.Failed ("Arr_Obj5 - others exception raised"); end; --------------------------------------------------------------------------- declare subtype Str is String (Report.Ident_Int(5) .. 4); -- null string Str_Obj : Str; begin -- Same lengths, no Constraint_Error raised. Str_Obj := (Report.Ident_Int(1) .. 0 => 'Z'); Str_Obj(2 .. 1) := ""; Str_Obj(4 .. 2) := (others => 'X'); Str_Obj(Report.Ident_Int(6) .. 3) := ""; Str_Obj(Report.Ident_Int(0) .. Report.Ident_Int(-1)) := (others => 'Y'); exception when Constraint_Error => Report.Failed ("Str_Obj - Constraint_Error exception raised"); when others => Report.Failed ("Str_Obj - others exception raised"); end; --------------------------------------------------------------------------- declare type Arr_Char5 is array (Int range <>, Int range <>) of Character; subtype Formal is Arr_Char5 (Report.Ident_Int(2) .. 0, 1 .. Report.Ident_Int(3)); Arr_Obj5 : Arr_Char5 (Report.Ident_Int(2) .. Report.Ident_Int(1), Report.Ident_Int(1) .. Report.Ident_Int(2)) := (Report.Ident_Int(2) .. Report.Ident_Int(1) => (Report.Ident_Int(1) .. Report.Ident_Int(2) => ' ')); procedure Proc5 (P : in out Formal) is begin Report.Failed ("No exception raised in Proc5"); exception when Constraint_Error => Report.Failed ("Constraint_Error exception raised in Proc5"); when others => Report.Failed ("Others exception raised in Proc5"); end; begin -- Lengths mismatch in the type conversion, Constraint_Error raised. Proc5 (Formal(Arr_Obj5)); Report.Failed ("Constraint_Error not raised in the call Proc5"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Arr_Obj5 - others exception raised"); end; --------------------------------------------------------------------------- declare type Formal is array (Report.Ident_Int(1) .. 3, 3 .. Report.Ident_Int(1)) of Character; type Actual is array (Report.Ident_Int(5) .. 3, 3 .. Report.Ident_Int(5)) of Character; Arr_Obj6 : Actual := (5 .. 3 => (3 .. 5 => ' ')); procedure Proc6 (P : in out Formal) is begin Report.Failed ("No exception raised in Proc6"); exception when Constraint_Error => Report.Failed ("Constraint_Error exception raised in Proc6"); when others => Report.Failed ("Others exception raised in Proc6"); end; begin -- Lengths mismatch in the type conversion, Constraint_Error raised. Proc6 (Formal(Arr_Obj6)); Report.Failed ("Constraint_Error not raised in the call Proc6"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Arr_Obj6 - others exception raised"); end; --------------------------------------------------------------------------- declare type Formal is array (Int range <>, Int range <>) of Character; type Actual is array (Positive range 5 .. 2, Positive range 1 .. 3) of Character; Arr_Obj7 : Actual := (5 .. 2 => (1 .. 3 => ' ')); procedure Proc7 (P : in out Formal) is begin if P'Last /= 2 and P'Last(2) /= 3 then Report.Failed ("Wrong bounds passed for Arr_Obj7"); end if; -- Lengths mismatch, Constraint_Error raised. P := (1 .. 3 => (3 .. 0 => ' ')); Report.Comment ("Dead assignment prevention in Proc7 => " & Integer'Image (P'Last)); Report.Failed ("No exception raised in Proc7"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Others exception raised in Proc7"); end; begin -- Same lengths, no Constraint_Error raised. Proc7 (Formal(Arr_Obj7)); if Arr_Obj7'Last /= 2 and Arr_Obj7'Last(2) /= 3 then Report.Failed ("Bounds changed for Arr_Obj7"); end if; exception when Constraint_Error => Report.Failed ("Constraint_Error exception raised after call Proc7"); when others => Report.Failed ("Arr_Obj7 - others exception raised"); end; --------------------------------------------------------------------------- declare type Arr_Char8 is array (Int range <>, Int range <>) of Character; subtype Formal is Arr_Char8 (Report.Ident_Int(2) .. 0, 1 .. Report.Ident_Int(3)); Arr_Obj8 : Arr_Char8 (Report.Ident_Int(2) .. Report.Ident_Int(1), Report.Ident_Int(1) .. Report.Ident_Int(2)); procedure Proc8 (P : out Formal) is begin Report.Failed ("No exception raised in Proc8"); exception when Constraint_Error => Report.Failed ("Constraint_Error exception raised in Proc8"); when others => Report.Failed ("Others exception raised in Proc8"); end; begin -- Lengths mismatch in the type conversion, Constraint_Error raised. Proc8 (Formal(Arr_Obj8)); Report.Failed ("Constraint_Error not raised in the call Proc8"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Arr_Obj8 - others exception raised"); end; --------------------------------------------------------------------------- declare type Formal is array (Report.Ident_Int(1) .. 3, 3 .. Report.Ident_Int(1)) of Character; type Actual is array (Report.Ident_Int(5) .. 3, 3 .. Report.Ident_Int(5)) of Character; Arr_Obj9 : Actual; procedure Proc9 (P : out Formal) is begin Report.Failed ("No exception raised in Proc9"); exception when Constraint_Error => Report.Failed ("Constraint_Error exception raised in Proc9"); when others => Report.Failed ("Others exception raised in Proc9"); end; begin -- Lengths mismatch in the type conversion, Constraint_Error raised. Proc9 (Formal(Arr_Obj9)); Report.Failed ("Constraint_Error not raised in the call Proc9"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Arr_Obj9 - others exception raised"); end; --------------------------------------------------------------------------- declare type Formal is array (Int range <>, Int range <>) of Character; type Actual is array (Positive range 5 .. 2, Positive range 1 .. 3) of Character; Arr_Obj10 : Actual; procedure Proc10 (P : out Formal) is begin if P'Last /= 2 and P'Last(2) /= 3 then Report.Failed ("Wrong bounds passed for Arr_Obj10"); end if; -- Lengths mismatch, Constraint_Error raised. P := (1 .. 3 => (3 .. 1 => ' ')); Report.Comment ("Dead assignment prevention in Proc10 => " & Integer'Image (P'Last)); Report.Failed ("No exception raised in Proc10"); exception when Constraint_Error => null; -- exception expected. when others => Report.Failed ("Others exception raised in Proc10"); end; begin -- Same lengths, no Constraint_Error raised. Proc10 (Formal(Arr_Obj10)); if Arr_Obj10'Last /= 2 and Arr_Obj10'Last(2) /= 3 then Report.Failed ("Bounds changed for Arr_Obj10"); end if; exception when Constraint_Error => Report.Failed ("Constraint_Error exception raised after call Proc10"); when others => Report.Failed ("Arr_Obj10 - others exception raised"); end; --------------------------------------------------------------------------- Report.Result; end C460009;