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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [ada/] [acats/] [tests/] [cd/] [cd4031a.ada] - Rev 12
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-- CD4031A.ADA -- 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 WHEN A RECORD REPRESENTATION CLAUSE IS GIVEN FOR A -- VARIANT RECORD TYPE, THEN COMPONENTS BELONGING TO DIFFERENT -- VARIANTS CAN BE GIVEN OVERLAPPING STORAGE. -- HISTORY: -- PWB 07/22/87 CREATED ORIGINAL TEST. -- DHH 03/27/89 CHANGED EXTENSION FROM '.DEP' TO '.ADA' AND -- ADDED CHECK FOR REPRESENTATION CLAUSE. -- RJW 06/12/90 REMOVED REFERENCES TO LENGTH_CHECK. REVISED -- COMMENTS. -- JRL 10/13/96 Adjusted ranges in type definitions to allow 1's -- complement machines to represent all values in -- the specified number of bits. WITH REPORT; USE REPORT; PROCEDURE CD4031A IS TYPE DISCRIMINAN IS RANGE -1 .. 1; TYPE INT IS RANGE -3 .. 3; TYPE LARGE_INT IS RANGE -7 .. 7; TYPE TEST_CLAUSE (DISC : DISCRIMINAN := 0) IS RECORD CASE DISC IS WHEN 0 => INTEGER_COMP : LARGE_INT; WHEN OTHERS => CH_COMP_1 : INT; CH_COMP_2 : INT; END CASE; END RECORD; FOR TEST_CLAUSE USE RECORD DISC AT 0 RANGE 0 .. 1; INTEGER_COMP AT 0 RANGE 2 .. 5; CH_COMP_1 AT 0 RANGE 2 .. 4; CH_COMP_2 AT 0 RANGE 5 .. 7; END RECORD; TYPE TEST_CL1 IS NEW TEST_CLAUSE(DISC => 0); TYPE TEST_CL2 IS NEW TEST_CLAUSE(DISC => 1); TEST_RECORD : TEST_CL1; TEST_RECORD1 : TEST_CL2; INTEGER_COMP_FIRST, CH_COMP_1_FIRST : INTEGER; BEGIN TEST ("CD4031A", "IN RECORD REPRESENTATION CLAUSES " & "FOR VARIANT RECORD TYPES, " & "COMPONENTS OF DIFFERENT VARIANTS " & "CAN BE GIVEN OVERLAPPING STORAGE"); TEST_RECORD := (0, -7); INTEGER_COMP_FIRST := TEST_RECORD.INTEGER_COMP'FIRST_BIT; TEST_RECORD1 := (1, -3, -3); CH_COMP_1_FIRST := TEST_RECORD1.CH_COMP_1'FIRST_BIT; IF INTEGER_COMP_FIRST /= CH_COMP_1_FIRST THEN FAILED ("COMPONENTS DO NOT BEGIN AT SAME POINT"); END IF; RESULT; END CD4031A;