old-autovect-branch/gcc/testsuite/ada/acats/tests/c6/c65003a.ada

   1 -- C65003A.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 IF NO RETURN STATEMENT IS EXECUTED, A FUNCTION RAISES
  26 -- PROGRAM_ERROR.  DETERMINE WHERE THE EXCEPTION IS RAISED.
  27
  28 -- THIS LACK OF AN EXECUTABLE RETURN IS DETECTABLE AT COMPILE TIME IN
  29 -- THIS TEST.
  30
  31 -- JBG 10/14/83
  32 -- SPS 2/22/84
  33
  34 WITH REPORT; USE REPORT;
  35 PROCEDURE C65003A IS
  36
  37      EXCEPTION_RAISED : BOOLEAN := FALSE;
  38      FUNCTION RETURN_IN_EXCEPTION RETURN INTEGER IS
  39      BEGIN
  40           IF FALSE THEN
  41                RETURN 5;
  42           END IF;
  43      EXCEPTION
  44           WHEN PROGRAM_ERROR =>
  45                COMMENT ("PROGRAM_ERROR RAISED IN FUNCTION BODY - " &
  46                         "RETURN_IN_EXCEPTION");
  47                EXCEPTION_RAISED := TRUE;
  48                RETURN 5;
  49      END RETURN_IN_EXCEPTION;
  50
  51      FUNCTION NO_RETURN RETURN INTEGER IS
  52           NO_RETURN_EXCEPTION : EXCEPTION;
  53      BEGIN
  54           RAISE NO_RETURN_EXCEPTION;
  55           RETURN 5;
  56      EXCEPTION
  57           WHEN NO_RETURN_EXCEPTION =>
  58                NULL;
  59      END NO_RETURN;
  60
  61 BEGIN
  62
  63      TEST ("C65003A", "CHECK THAT PROGRAM_ERROR IS RAISED IF A " &
  64                       "FUNCTION RETURNS WITHOUT EXECUTING A RETURN " &
  65                       "STATEMENT");
  66
  67      BEGIN
  68
  69           IF RETURN_IN_EXCEPTION = RETURN_IN_EXCEPTION THEN
  70                IF NOT EXCEPTION_RAISED THEN
  71                     FAILED ("PROGRAM_ERROR NOT RAISED - " &
  72                             "RETURN_IN_EXCEPTION");
  73                END IF;
  74           END IF;
  75
  76      EXCEPTION
  77
  78           WHEN PROGRAM_ERROR =>
  79                COMMENT ("PROGRAM_ERROR RAISED AT POINT OF CALL " &
  80                         "- RETURN_IN_EXCEPTION");
  81
  82      END;
  83
  84
  85      BEGIN
  86
  87           IF NO_RETURN = NO_RETURN THEN
  88                FAILED ("PROGRAM_ERROR NOT RAISED - NO_RETURN");
  89           END IF;
  90
  91      EXCEPTION
  92
  93           WHEN PROGRAM_ERROR =>
  94                COMMENT ("PROGRAM_ERROR RAISED WHEN NO RETURN IN " &
  95                         "EXCEPTION HANDLER");
  96      END;
  97
  98      RESULT;
  99
 100 END C65003A;