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Diffstat (limited to 'gcc-4.9/gcc/testsuite/ada/acats/tests/c3/c371002.a')
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1 files changed, 364 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/ada/acats/tests/c3/c371002.a b/gcc-4.9/gcc/testsuite/ada/acats/tests/c3/c371002.a new file mode 100644 index 000000000..ea532550c --- /dev/null +++ b/gcc-4.9/gcc/testsuite/ada/acats/tests/c3/c371002.a @@ -0,0 +1,364 @@ +-- C371002.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 if a discriminant constraint depends on a discriminant, +-- the evaluation of the expressions in the constraint is deferred until +-- an object of the subtype is created. Check for cases of records. +-- +-- TEST DESCRIPTION: +-- This transition test defines record types with discriminant components +-- which depend on the discriminants. The discriminants are calculated +-- by function calls. The test verifies that Constraint_Error is raised +-- during the object creations when values of discriminants are +-- incompatible with the subtypes. +-- +-- Inspired by C37213A.ADA, C37213C.ADA, C37215A.ADA and C37215C.ADA. +-- +-- +-- CHANGE HISTORY: +-- 05 Apr 96 SAIC Initial version for ACVC 2.1. +-- +--! + +with Report; + +procedure C371002 is + + subtype Small_Int is Integer range 1..10; + + type Rec_W_Disc (Disc1, Disc2 : Small_Int) is + record + Str1 : String (1 .. Disc1) := (others => '*'); + Str2 : String (1 .. Disc2) := (others => '*'); + end record; + + type My_Array is array (Small_Int range <>) of Integer; + + Func1_Cons : Integer := 0; + + --------------------------------------------------------- + function Chk (Cons : Integer; + Value : Integer; + Message : String) return Boolean is + begin + if Cons /= Value then + Report.Failed (Message & ": Func1_Cons is " & + Integer'Image(Func1_Cons)); + end if; + return True; + end Chk; + + --------------------------------------------------------- + function Func1 return Integer is + begin + Func1_Cons := Func1_Cons + Report.Ident_Int(1); + return Func1_Cons; + end Func1; + +begin + Report.Test ("C371002", "Check that if a discriminant constraint " & + "depends on a discriminant, the evaluation of the " & + "expressions in the constraint is deferred until " & + "object declarations"); + + --------------------------------------------------------- + declare + type Rec1 (D3 : Integer) is + record + C1 : Rec_W_Disc (D3, Func1); -- Func1 evaluated, value 1. + end record; + + Chk1 : Boolean := Chk (Func1_Cons, 1, + "Func1 not evaluated for Rec1"); + + Obj1 : Rec1 (1); -- Func1 not evaluated again. + Obj2 : Rec1 (2); -- Func1 not evaluated again. + + Chk2 : Boolean := Chk (Func1_Cons, 1, + "Func1 evaluated too many times"); + begin + if Obj1 /= (D3 => 1, + C1 => (Disc1 => 1, + Disc2 => 1, + Str1 => (others => '*'), + Str2 => (others => '*'))) or + Obj2 /= (D3 => 2, + C1 => (Disc1 => 2, + Disc2 => 1, + Str1 => (others => '*'), + Str2 => (others => '*'))) then + Report.Failed ("Obj1 & Obj2 - Discriminant values not correct"); + end if; + end; + + --------------------------------------------------------- + Func1_Cons := -11; + + declare + type Rec_Of_Rec_01 (D3 : Integer) is + record + C1 : Rec_W_Disc (D3, Func1); -- Func1 evaluated, value -10. + end record; -- Constraint_Error not raised. + + type Rec_Of_MyArr_01 (D3 : Integer) is + record + C1 : My_Array (Func1 .. D3); -- Func1 evaluated, value -9. + end record; -- Constraint_Error not raised. + + type Rec_Of_Rec_02 (D3 : Integer) is + record + C1 : Rec_W_Disc (D3, 1); + end record; + + type Rec_Of_MyArr_02 (D3 : Integer) is + record + C1 : My_Array (D3 .. 1); + end record; + + begin + + --------------------------------------------------------- + begin + declare + Obj3 : Rec_Of_Rec_01(1); -- Constraint_Error raised. + begin + Report.Failed ("Obj3 - Constraint_Error should be raised"); + if Obj3 /= (1, (1, 1, others => (others => '*'))) then + Report.Comment ("Obj3 - Shouldn't get here"); + end if; + end; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj3 - others exception raised"); + end; + + --------------------------------------------------------- + begin + declare + subtype Subtype_Rec is Rec_Of_Rec_01(1); + -- No Constraint_Error raised. + begin + declare + Obj4 : Subtype_Rec; -- Constraint_Error raised. + begin + Report.Failed ("Obj4 - Constraint_Error should be raised"); + if Obj4 /= (D3 => 1, + C1 => (Disc1 => 1, + Disc2 => 1, + Str1 => (others => '*'), + Str2 => (others => '*'))) then + Report.Comment ("Obj4 - Shouldn't get here"); + end if; + end; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj4 - others exception raised"); + end; + + exception + when Constraint_Error => + Report.Failed ("Subtype_Rec - Constraint_Error raised"); + when others => + Report.Failed ("Subtype_Rec - others exception raised"); + end; + + --------------------------------------------------------- + begin + declare + type Arr is array (1..5) -- No Constraint_Error raised. + of Rec_Of_Rec_01(1); + + begin + declare + Obj5 : Arr; -- Constraint_Error raised. + begin + Report.Failed ("Obj5 - Constraint_Error should be raised"); + if Obj5 /= (1..5 => (1, (1, 1, others => (others => '*')))) then + Report.Comment ("Obj5 - Shouldn't get here"); + end if; + end; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj5 - others exception raised"); + end; + + exception + when Constraint_Error => + Report.Failed ("Arr - Constraint_Error raised"); + when others => + Report.Failed ("Arr - others exception raised"); + end; + + --------------------------------------------------------- + begin + declare + type Rec_Of_Rec_Of_MyArr is + record + C1 : Rec_Of_MyArr_01(1); -- No Constraint_Error raised. + end record; + begin + declare + Obj6 : Rec_Of_Rec_Of_MyArr; -- Constraint_Error raised. + begin + Report.Failed ("Obj6 - Constraint_Error should be raised"); + if Obj6 /= (C1 => (1, (1, 1))) then + Report.Comment ("Obj6 - Shouldn't get here"); + end if; + end; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj6 - others exception raised"); + end; + + exception + when Constraint_Error => + Report.Failed ("Rec_Of_Rec_Of_MyArr - Constraint_Error raised"); + when others => + Report.Failed ("Rec_Of_Rec_Of_MyArr - others exception raised"); + end; + + --------------------------------------------------------- + begin + declare + type New_Rec is + new Rec_Of_MyArr_01(1); -- No Constraint_Error raised. + + begin + declare + Obj7 : New_Rec; -- Constraint_Error raised. + begin + Report.Failed ("Obj7 - Constraint_Error should be raised"); + if Obj7 /= (1, (1, 1)) then + Report.Comment ("Obj7 - Shouldn't get here"); + end if; + end; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj7 - others exception raised"); + end; + + exception + when Constraint_Error => + Report.Failed ("New_Rec - Constraint_Error raised"); + when others => + Report.Failed ("New_Rec - others exception raised"); + end; + + --------------------------------------------------------- + begin + declare + type Acc_Rec is + access Rec_Of_Rec_02 (Report.Ident_Int(0)); + -- No Constraint_Error raised. + begin + declare + Obj8 : Acc_Rec; -- No Constraint_Error raised. + + begin + Obj8 := new Rec_Of_Rec_02 (Report.Ident_Int(0)); + -- Constraint_Error raised. + + Report.Failed ("Obj8 - Constraint_Error should be raised"); + if Obj8.all /= (D3 => 1, + C1 => (Disc1 => 1, + Disc2 => 1, + Str1 => (others => '*'), + Str2 => (others => '*'))) then + Report.Comment ("Obj8 - Shouldn't get here"); + end if; + end; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj8 - others exception raised"); + end; + + exception + when Constraint_Error => + Report.Failed ("Acc_Rec - Constraint_Error raised"); + when others => + Report.Failed ("Acc_Rec - others exception raised"); + end; + + --------------------------------------------------------- + begin + declare + type Acc_Rec_MyArr is access + Rec_Of_MyArr_02; -- No Constraint_Error + -- raised for either + Obj9 : Acc_Rec_MyArr; -- declaration. + + begin + Obj9 := new Rec_Of_MyArr_02 (Report.Ident_Int(0)); + -- Constraint_Error raised. + + Report.Failed ("Obj9 - Constraint_Error should be raised"); + + if Obj9.all /= (1, (1, 1)) then + Report.Comment ("Obj9 - Shouldn't get here"); + end if; + + exception + when Constraint_Error => -- Exception expected. + null; + when others => + Report.Failed ("Obj9 - others exception raised"); + end; + + exception + when Constraint_Error => + Report.Failed ("Acc_Rec_MyArr - Constraint_Error raised"); + when others => + Report.Failed ("Acc_Rec_MyArr - others exception raised"); + end; + + end; + + Report.Result; + +exception + when others => + Report.Failed ("Discriminant value checked too soon"); + Report.Result; + +end C371002; |