gomp-20050608-branch/gcc/testsuite/ada/acats/tests/c4/c43107a.ada

   1 -- C43107A.ADA
   2
   3 --                             Grant of Unlimited Rights
   4 --
   5 --     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
   7 --     unlimited rights in the software and documentation contained herein.
   8 --     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
   9 --     this public release, the Government intends to confer upon all
  10 --     recipients unlimited rights  equal to those held by the Government.
  11 --     These rights include rights to use, duplicate, release or disclose the
  12 --     released technical data and computer software in whole or in part, in
  13 --     any manner and for any purpose whatsoever, and to have or permit others
  14 --     to do so.
  15 --
  16 --                                    DISCLAIMER
  17 --
  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
  20 --     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
  21 --     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
  22 --     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
  23 --     PARTICULAR PURPOSE OF SAID MATERIAL.
  24 --*
  25 -- CHECK THAT AN EXPRESSION ASSOCIATED WITH MORE THAN ONE RECORD
  26 -- COMPONENT IS EVALUATED ONCE FOR EACH ASSOCIATED COMPONENT.
  27
  28 -- EG  02/14/84
  29
  30 WITH REPORT;
  31
  32 PROCEDURE C43107A IS
  33
  34      USE REPORT;
  35
  36 BEGIN
  37
  38      TEST("C43107A","CHECK THAT AN EXPRESSION WITH MORE THAN ONE " &
  39                     "RECORD COMPONENT IS EVALUATED ONCE FOR EACH " &
  40                     "ASSOCIATED COMPONENT");
  41
  42      BEGIN
  43
  44 CASE_A :  DECLARE
  45
  46                TYPE T1 IS ARRAY(1 .. 2) OF INTEGER;
  47                TYPE R1 IS
  48                     RECORD
  49                          A : T1;
  50                          B : INTEGER;
  51                          C : T1;
  52                          D : INTEGER;
  53                          E : INTEGER;
  54                     END RECORD;
  55
  56                A1   : R1;
  57                CNTR : INTEGER := 0;
  58
  59                FUNCTION FUN1 (A : T1) RETURN T1 IS
  60                BEGIN
  61                     CNTR := IDENT_INT(CNTR+1);
  62                     RETURN A;
  63                END FUN1;
  64
  65                FUNCTION FUN2 (A : INTEGER) RETURN INTEGER IS
  66                BEGIN
  67                     CNTR := CNTR+1;
  68                     RETURN IDENT_INT(A);
  69                END FUN2;
  70
  71           BEGIN
  72
  73                A1 := (A | C => FUN1((-1, -2)), OTHERS => FUN2(-3)+1);
  74                IF CNTR /= 5 THEN
  75                     FAILED ("CASE A : INCORRECT NUMBER OF EVALUATIONS" &
  76                             " OF RECORD ASSOCIATED COMPONENTS");
  77                END IF;
  78                IF A1.A /= (-1, -2) OR A1.C /= (-1, -2) OR
  79                   A1.B /= -2 OR A1.D /= -2 OR A1.E /= -2 THEN
  80                     FAILED ("CASE A : INCORRECT VALUES IN RECORD");
  81                END IF;
  82
  83           END CASE_A;
  84
  85 CASE_B :  DECLARE
  86
  87                TYPE T2 IS ACCESS INTEGER;
  88                TYPE R2 IS
  89                     RECORD
  90                          A : T2;
  91                          B : INTEGER;
  92                          C : T2;
  93                          D : INTEGER;
  94                          E : INTEGER;
  95                     END RECORD;
  96
  97                B1   : R2;
  98                CNTR : INTEGER := 0;
  99
 100                FUNCTION FUN3 RETURN INTEGER IS
 101                BEGIN
 102                     CNTR := CNTR+1;
 103                     RETURN IDENT_INT(2);
 104                END FUN3;
 105
 106           BEGIN
 107
 108                B1 := (A | C => NEW INTEGER'(-1),
 109                       B | D | E => FUN3);
 110                IF B1.A = B1.C OR CNTR /= 3 THEN
 111                     FAILED ("CASE B : INCORRECT NUMBER OF EVALUATION" &
 112                             " OF RECORD ASSOCIATED COMPONENTS");
 113                END IF;
 114                IF B1.B /= 2 OR B1.D /= 2 OR B1.E /= 2 OR
 115                   B1.A = NULL OR B1.C = NULL OR B1.A = B1.C THEN
 116                     FAILED ("CASE B : INCORRECT VALUES IN RECORD");
 117                END IF;
 118
 119           END CASE_B;
 120
 121      END;
 122
 123      RESULT;
 124
 125 END C43107A;