gcc/testsuite/ada/acats/tests/c5/c52005e.ada

   1 -- C52005E.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 THE CONSTRAINT_ERROR EXCEPTION IS RAISED
  26 --    WHEN A DYNAMIC EXPRESSION VALUE IS OUTSIDE THE STATIC RANGE
  27 --    OF FLOATING POINT ASSIGNMENTS.
  28
  29 -- JRK 7/21/80
  30 -- SPS 3/21/83
  31
  32 WITH REPORT;
  33 PROCEDURE C52005E IS
  34
  35      USE REPORT;
  36
  37 BEGIN
  38      TEST ("C52005E", "CHECK THAT CONSTRAINT_ERROR EXCEPTION IS RAISED"
  39         &  " ON DYNAMIC OUT OF RANGE FLOATING POINT ASSIGNMENTS");
  40
  41 -------------------------
  42
  43      DECLARE
  44           TYPE FLT IS DIGITS 3 RANGE 0.0 .. 5.0E2;
  45           FL : FLT := 50.0;
  46           FL1 : FLT RANGE 0.0 .. 100.0 := 50.0;
  47
  48      BEGIN
  49           IF EQUAL(3,3) THEN
  50                FL := 101.0;
  51           END IF;
  52           FL1 := FL;
  53
  54           FAILED ("EXCEPTION NOT RAISED FOR OUT OF RANGE FLT1 PT " &
  55                   "ASSIGNMENT");
  56
  57      EXCEPTION
  58      WHEN CONSTRAINT_ERROR =>
  59           IF FL1 /= 50.0 THEN
  60                FAILED ("VALUE ALTERED BEFORE FLT1 PT RANGE EXCEPTION");
  61           END IF;
  62
  63      END;
  64
  65 -------------------------
  66
  67      DECLARE
  68           TYPE FLT IS DIGITS 3 RANGE 0.0 .. 5.0E2;
  69           FL : FLT := 50.0;
  70           FL2 : FLT RANGE 0.0 .. 100.0 := 50.0;
  71
  72
  73      BEGIN
  74           IF EQUAL(3,3) THEN
  75                FL := 100.0;
  76           END IF;
  77           FL2 := FL;
  78
  79      EXCEPTION
  80      WHEN CONSTRAINT_ERROR =>
  81           FAILED ("EXCEPTION RAISED ON LEGAL FLOATING1 PT ASSNMT");
  82
  83      END;
  84
  85 -------------------------
  86
  87      DECLARE
  88           FL : FLOAT := 50.0;
  89           FL1 : FLOAT RANGE 0.0 .. 100.0 := 50.0;
  90
  91      BEGIN
  92           IF EQUAL(3,3) THEN
  93                FL := -0.001;
  94           END IF;
  95           FL1 := FL;
  96
  97           FAILED ("EXCEPTION NOT RAISED FOR OUT OF RANGE FLTG PT " &
  98                   "ASSIGNMENT");
  99
 100      EXCEPTION
 101      WHEN CONSTRAINT_ERROR =>
 102           IF FL1 /= 50.0 THEN
 103                FAILED ("VALUE ALTERED BEFORE FLTG PT RANGE EXCEPTION");
 104           END IF;
 105
 106      END;
 107
 108 -------------------------
 109
 110      DECLARE
 111           FL : FLOAT := 50.0;
 112           FL2 : FLOAT RANGE 0.0 .. 100.0 := 50.0;
 113
 114      BEGIN
 115           IF EQUAL(3,3) THEN
 116                FL := 0.0;
 117           END IF;
 118           FL2 := FL;
 119
 120      EXCEPTION
 121      WHEN CONSTRAINT_ERROR =>
 122           FAILED ("EXCEPTION RAISED ON LEGAL FLOATING PT ASSNMT");
 123
 124      END;
 125
 126 ----------------------
 127
 128      RESULT;
 129 END C52005E;