gcc/testsuite/ada/acats/tests/c5/c54a42a.ada

   1 -- C54A42A.ADA
   2
   3 --                             Grant of Unlimited Rights
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   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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  12 --     released technical data and computer software in whole or in part, in
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  16 --                                    DISCLAIMER
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  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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  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 A  CASE_STATEMENT  MAY HANDLE A LARGE NUMBER OF
  26 --    POTENTIAL VALUES GROUPED INTO A SMALL NUMBER OF ALTERNATIVES
  27 --    AND THAT EACH TIME THE APPROPRIATE ALTERNATIVE IS EXECUTED.
  28
  29 -- (OPTIMIZATION TEST.)
  30
  31
  32 -- RM 03/24/81
  33 -- PWN 11/30/94 SUBTYPE QUALIFIED LITERALS FOR ADA 9X.
  34
  35
  36 WITH REPORT;
  37 PROCEDURE  C54A42A  IS
  38
  39      USE  REPORT ;
  40
  41 BEGIN
  42
  43      TEST( "C54A42A" , "TEST THAT A  CASE_STATEMENT HANDLES CORRECTLY" &
  44                        " A LARGE NUMBER OF POTENTIAL VALUES GROUPED"   &
  45                        " INTO A SMALL NUMBER OF ALTERNATIVES" );
  46
  47      DECLARE
  48
  49           STATCON : CONSTANT CHARACTER := 'B' ;
  50           STATVAR :          CHARACTER := 'Q' ;
  51           DYNCON  : CONSTANT CHARACTER := IDENT_CHAR( 'Y' );
  52           DYNVAR  :          CHARACTER := IDENT_CHAR( 'Z' );
  53
  54      BEGIN
  55
  56           CASE  CHARACTER'('A')  IS
  57                WHEN  ASCII.NUL .. 'A'  =>  NULL ;
  58                WHEN  'B'               =>  FAILED( "WRONG ALTERN. A2" );
  59                WHEN  'P'               =>  FAILED( "WRONG ALTERN. A3" );
  60                WHEN  'Y'               =>  FAILED( "WRONG ALTERN. A4" );
  61                WHEN  'Z' .. ASCII.DEL  =>  FAILED( "WRONG ALTERN. A5" );
  62                WHEN  OTHERS            =>  FAILED( "WRONG ALTERN. A6" );
  63           END CASE;
  64
  65           CASE  STATCON  IS
  66                WHEN  ASCII.NUL .. 'A'  =>  FAILED( "WRONG ALTERN. B1" );
  67                WHEN  'B'               =>  NULL ;
  68                WHEN  'P'               =>  FAILED( "WRONG ALTERN. B3" );
  69                WHEN  'Y'               =>  FAILED( "WRONG ALTERN. B4" );
  70                WHEN  'Z' .. ASCII.DEL  =>  FAILED( "WRONG ALTERN. B5" );
  71                WHEN  OTHERS            =>  FAILED( "WRONG ALTERN. B6" );
  72           END CASE;
  73
  74           CASE  STATVAR  IS
  75                WHEN  ASCII.NUL .. 'A'  =>  FAILED( "WRONG ALTERN. C1" );
  76                WHEN  'B'               =>  FAILED( "WRONG ALTERN. C2" );
  77                WHEN  'P'               =>  FAILED( "WRONG ALTERN. C3" );
  78                WHEN  'Y'               =>  FAILED( "WRONG ALTERN. C4" );
  79                WHEN  'Z' .. ASCII.DEL  =>  FAILED( "WRONG ALTERN. C5" );
  80                WHEN  OTHERS            =>  NULL ;
  81           END CASE;
  82
  83           CASE  DYNCON  IS
  84                WHEN  ASCII.NUL .. 'A'  =>  FAILED( "WRONG ALTERN. D1" );
  85                WHEN  'B'               =>  FAILED( "WRONG ALTERN. D2" );
  86                WHEN  'P'               =>  FAILED( "WRONG ALTERN. D3" );
  87                WHEN  'Y'               =>  NULL ;
  88                WHEN  'Z' .. ASCII.DEL  =>  FAILED( "WRONG ALTERN. D5" );
  89                WHEN  OTHERS            =>  FAILED( "WRONG ALTERN. D6" );
  90           END CASE;
  91
  92           CASE  DYNVAR  IS
  93                WHEN  ASCII.NUL .. 'A'  =>  FAILED( "WRONG ALTERN. E1" );
  94                WHEN  'B'               =>  FAILED( "WRONG ALTERN. E2" );
  95                WHEN  'P'               =>  FAILED( "WRONG ALTERN. E3" );
  96                WHEN  'Y'               =>  FAILED( "WRONG ALTERN. E4" );
  97                WHEN  'Z' .. ASCII.DEL  =>  NULL ;
  98                WHEN  OTHERS            =>  FAILED( "WRONG ALTERN. E6" );
  99           END CASE;
 100
 101      END ;
 102
 103
 104      DECLARE
 105
 106           NUMBER  : CONSTANT           := -100 ;
 107           LITEXPR : CONSTANT           := 0 * NUMBER  + 16 ;
 108           STATCON : CONSTANT INTEGER   := +100 ;
 109           DYNVAR  :          INTEGER   := IDENT_INT( 102 ) ;
 110           DYNCON  : CONSTANT INTEGER   := IDENT_INT(  17 ) ;
 111
 112      BEGIN
 113
 114           CASE  INTEGER'(-102)  IS
 115                WHEN  INTEGER'FIRST..-101 => NULL ;
 116                WHEN  -100                => FAILED("WRONG ALTERN. F2");
 117                WHEN  17                  => FAILED("WRONG ALTERN. F2");
 118                WHEN  100                 => FAILED("WRONG ALTERN. F4");
 119                WHEN  101..INTEGER'LAST   => FAILED("WRONG ALTERN. F5");
 120                WHEN  OTHERS              => FAILED("WRONG ALTERN. F6");
 121           END CASE;
 122
 123           CASE  IDENT_INT(NUMBER)  IS
 124                WHEN  INTEGER'FIRST..-101 => FAILED("WRONG ALTERN. G1");
 125                WHEN  -100                => NULL ;
 126                WHEN  17                  => FAILED("WRONG ALTERN. G3");
 127                WHEN  100                 => FAILED("WRONG ALTERN. G4");
 128                WHEN  101..INTEGER'LAST   => FAILED("WRONG ALTERN. G5");
 129                WHEN  OTHERS              => FAILED("WRONG ALTERN. G6");
 130           END CASE;
 131
 132           CASE  IDENT_INT(LITEXPR)  IS
 133                WHEN  INTEGER'FIRST..-101 => FAILED("WRONG ALTERN. H1");
 134                WHEN  -100                => FAILED("WRONG ALTERN. H2");
 135                WHEN  17                  => FAILED("WRONG ALTERN. H3");
 136                WHEN  100                 => FAILED("WRONG ALTERN. H4");
 137                WHEN  101..INTEGER'LAST   => FAILED("WRONG ALTERN. H5");
 138                WHEN  OTHERS              => NULL ;
 139           END CASE;
 140
 141           CASE  STATCON  IS
 142                WHEN  INTEGER'FIRST..-101 => FAILED("WRONG ALTERN. I1");
 143                WHEN  -100                => FAILED("WRONG ALTERN. I2");
 144                WHEN  17                  => FAILED("WRONG ALTERN. I3");
 145                WHEN  100                 => NULL ;
 146                WHEN  101..INTEGER'LAST   => FAILED("WRONG ALTERN. I5");
 147                WHEN  OTHERS              => FAILED("WRONG ALTERN. I6");
 148           END CASE;
 149
 150           CASE  DYNVAR   IS
 151                WHEN  INTEGER'FIRST..-101 => FAILED("WRONG ALTERN. J1");
 152                WHEN  -100                => FAILED("WRONG ALTERN. J2");
 153                WHEN  17                  => FAILED("WRONG ALTERN. J3");
 154                WHEN  100                 => FAILED("WRONG ALTERN. J4");
 155                WHEN  101..INTEGER'LAST   => NULL ;
 156                WHEN  OTHERS              => FAILED("WRONG ALTERN. J6");
 157           END CASE;
 158
 159           CASE  DYNCON  IS
 160                WHEN  INTEGER'FIRST..-101 => FAILED("WRONG ALTERN. K1");
 161                WHEN  -100                => FAILED("WRONG ALTERN. K2");
 162                WHEN  17                  => NULL ;
 163                WHEN  100                 => FAILED("WRONG ALTERN. K4");
 164                WHEN  101..INTEGER'LAST   => FAILED("WRONG ALTERN. K5");
 165                WHEN  OTHERS              => FAILED("WRONG ALTERN. K6");
 166           END CASE;
 167      END ;
 168
 169
 170      RESULT ;
 171
 172
 173 END  C54A42A ;