gcc/testsuite/ada/acats/tests/a/a83a08a.ada

   1 -- A83A08A.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 -- OBJECTIVE:
  26 --     A STATEMENT LABEL DECLARED OUTSIDE A BLOCK CAN HAVE THE SAME
  27 --     IDENTIFIER AS AN ENTITY DECLARED IN THE BLOCK, AND A GOTO
  28 --     STATEMENT USING THE LABEL IS LEGAL OUTSIDE THE BLOCK.
  29
  30 -- HISTORY:
  31 --     PMW 09/20/88  CREATED ORIGINAL TEST.
  32
  33 WITH REPORT;  USE REPORT;
  34 WITH SYSTEM;
  35
  36 PROCEDURE A83A08A IS
  37
  38      PASSES : INTEGER := 0;
  39
  40 BEGIN
  41      TEST ("A83A08A", "A STATEMENT LABEL DECLARED OUTSIDE A BLOCK " &
  42                       "CAN HAVE THE SAME IDENTIFIER AS AN ENTITY " &
  43                       "DECLARED IN THE BLOCK, AND A GOTO STATEMENT " &
  44                       "USING THE LABEL IS LEGAL OUTSIDE THE BLOCK");
  45
  46      GOTO LBLS;
  47
  48      <<LBL>>
  49
  50      DECLARE
  51           LBL : INTEGER := 1;
  52      BEGIN
  53           LBL := IDENT_INT (LBL);
  54           PASSES := PASSES + 1;
  55      END;
  56
  57      <<LBLS>>
  58
  59      BEGIN
  60           DECLARE
  61                TYPE STUFF IS (LBL, LBL_ONE, LBL_TWO);
  62                ITEM : STUFF := LBL;
  63
  64                FUNCTION LBLS (ITEM : STUFF) RETURN BOOLEAN IS
  65                BEGIN
  66                     <<LBL_2>>
  67                     CASE ITEM IS
  68                          WHEN LBL => RETURN TRUE;
  69                          WHEN LBL_ONE => PASSES := PASSES + 1;
  70                          WHEN LBL_TWO => RETURN FALSE;
  71                     END CASE;
  72                     IF PASSES < 2 THEN
  73                          PASSES := PASSES + 1;
  74                          GOTO LBL_2;
  75                     ELSE
  76                          RETURN TRUE;
  77                     END IF;
  78                END LBLS;
  79
  80           BEGIN
  81                CASE PASSES IS
  82                     WHEN 0 => ITEM := LBL;
  83                     WHEN 1 => ITEM := LBL_ONE;
  84                     WHEN OTHERS => ITEM := LBL_TWO;
  85                END CASE;
  86                IF NOT LBLS (ITEM) THEN
  87                     COMMENT ("IRRELEVANT");
  88                END IF;
  89           END;
  90      END;
  91
  92
  93      IF PASSES > 1 THEN
  94           GOTO ENOUGH;
  95      END IF;
  96      GOTO LBL;
  97
  98      <<ENOUGH>>
  99
 100      RESULT;
 101
 102 END A83A08A;