Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/ada/acats/tests/c9/c97116a.ada @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 -- C97116A.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 -- CHECK THAT THE GUARD CONDITIONS IN A SELECTIVE WAIT STATEMENT
27 -- ARE NOT RE-EVALUATED DURING THE WAIT.
28
29 -- HISTORY:
30 -- WRG 7/10/86 CREATED ORIGINAL TEST.
31 -- RJW 5/15/90 REMOVED SHARED VARIABLES.
32
33 with Impdef;
34 WITH REPORT; USE REPORT;
35 PROCEDURE C97116A IS
36
37 GUARD_EVALUATIONS : NATURAL := 0;
38
39 FUNCTION GUARD RETURN BOOLEAN IS
40 BEGIN
41 GUARD_EVALUATIONS := GUARD_EVALUATIONS + 1;
42 RETURN FALSE;
43 END GUARD;
44
45 FUNCTION SO_LONG RETURN DURATION IS
46 BEGIN
47 RETURN 20.0;
48 END SO_LONG;
49
50 BEGIN
51
52 TEST ("C97116A", "CHECK THAT THE GUARD CONDITIONS IN A " &
53 "SELECTIVE WAIT STATEMENT ARE NOT RE-EVALUATED " &
54 "DURING THE WAIT");
55
56 DECLARE
57
58 TASK T IS
59 ENTRY E;
60 END T;
61
62 TASK BODY T IS
63 BEGIN
64 SELECT
65 ACCEPT E;
66 FAILED ("ACCEPTED NONEXISTENT CALL TO E");
67 OR WHEN GUARD =>
68 DELAY 0.0;
69 FAILED ("EXECUTED ALTERNATIVE CLOSED BY FALSE " &
70 "GUARD FUNCTION" );
71 OR
72 DELAY SO_LONG * Impdef.One_Second;
73 END SELECT;
74 EXCEPTION
75 WHEN OTHERS =>
76 FAILED ("EXCEPTION RAISED");
77 END T;
78
79 TASK GET_CPU;
80
81 TASK BODY GET_CPU IS
82 BEGIN
83 WHILE NOT T'TERMINATED LOOP
84 DELAY 1.0 * Impdef.One_Second;
85 END LOOP;
86
87 END GET_CPU;
88
89 BEGIN
90
91 NULL;
92
93 END;
94
95 IF GUARD_EVALUATIONS /= 1 THEN
96 FAILED ("GUARD EVALUATED" &
97 NATURAL'IMAGE(GUARD_EVALUATIONS) & " TIMES");
98 END IF;
99
100 RESULT;
101
102 END C97116A;