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Diffstat (limited to 'gcc/testsuite/ada/acats/tests/c9/c93005d.ada')
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1 files changed, 289 insertions, 0 deletions
diff --git a/gcc/testsuite/ada/acats/tests/c9/c93005d.ada b/gcc/testsuite/ada/acats/tests/c9/c93005d.ada new file mode 100644 index 000000000..70925a1f6 --- /dev/null +++ b/gcc/testsuite/ada/acats/tests/c9/c93005d.ada @@ -0,0 +1,289 @@ +-- C93005D.ADA + +-- Grant of Unlimited Rights +-- +-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, +-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained +-- unlimited rights in the software and documentation contained herein. +-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making +-- this public release, the Government intends to confer upon all +-- recipients unlimited rights equal to those held by the Government. +-- These rights include rights to use, duplicate, release or disclose the +-- released technical data and computer software in whole or in part, in +-- any manner and for any purpose whatsoever, and to have or permit others +-- to do so. +-- +-- DISCLAIMER +-- +-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR +-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED +-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE +-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE +-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A +-- PARTICULAR PURPOSE OF SAID MATERIAL. +--* +-- CHECK THAT IF AN EXCEPTION IS RAISED IN A DECLARATIVE PART OR PACKAGE +-- SPECIFICATION, A TASK DECLARED IN THE SAME DECLARATIVE PART BECOMES +-- COMPLETED BEFORE IT HAS BEEN ACTIVATED; ANY TASKS AWAITING A +-- RENDEZVOUS WITH THE COMPLETED RECEIVE TASKING_ERROR. + +-- CASE 2: TASKS IN DECLARATIVE PART OF A BLOCK AND PACKAGE +-- SPECIFICATION. THE TASKS DEPEND ON THE DECLARATIVE PART. +-- OTHER TASKS HAVE BEEN QUEUED ON THE TASKS' ENTRIES. + +-- RAC 19-MAR-1985 +-- JBG 06/03/85 +-- EG 10/30/85 ELIMINATE THE USE OF NUMERIC_ERROR IN TEST. +-- PWN 01/31/95 REMOVED PRAGMA PRIORITY FOR ADA 9X. +-- ADDED PROCEDURE TO KEEP PACKAGE BODIES LEGAL. + +with Impdef; + +WITH REPORT; USE REPORT; +WITH SYSTEM; USE SYSTEM; +PRAGMA ELABORATE (REPORT); +PACKAGE C93005D_PK1 IS + + -- THIS TYPE OF TASK IS ALWAYS UNACTIVATED. + TASK TYPE UNACTIVATED IS + ENTRY E; + END UNACTIVATED; + + TYPE ACC_UNACTIVATED IS ACCESS UNACTIVATED; + + -- ******************************************* + -- DEFINITIONS FOR MUST NOT BE TERMINATED TASKS + -- ******************************************* + -- + -- THIS SET OF DECLARATIONS DEFINES A RECORD TYPE MNT (MUST NOT + -- TERMINATE). WHENEVER SUCH A RECORD IS DECLARED, A COUNT IS + -- INCREMENTED AND A TASK IS CREATED. THE TASK WILL DECREMENT THE + -- COUNT UNLESS IT IS INCORRECTLY AND PREMATURELY TERMINATED. + -- THE ROUTINE CHECK IS CALLED TO VERIFY WHETHER THE COUNT + -- HAS RETURNED TO 0 (ALL MNT TASKS GOT A CHANCE TO DO THEIR + -- DECREMENT). + + -- AN MNT TASK. SUCH TASKS MUST NOT BE TERMINATED + -- BY ANYONE BUT THEMSELVES. + -- + TASK TYPE MNT_TASK IS + END MNT_TASK; + + FUNCTION F RETURN INTEGER; + + -- THE RECORD THAT IS DECLARED TO HOLD AN MNT TASK + -- AND FORCE CALLING F BEFORE CREATING THE TASK. + -- F INCREMENTS THE COUNT, THE TASK DECREMENTS THE + -- COUNT. + -- + TYPE MNT IS + RECORD + DUMMY : INTEGER := F; + T : MNT_TASK; + END RECORD; + + PROCEDURE CHECK; + + + -- ******************************************* + -- END OF DEFINITIONS FOR MUST NOT BE TERMINATED TASKS + -- ******************************************* + +END C93005D_PK1; + + +PACKAGE BODY C93005D_PK1 IS + +-- THIS TASK IS CALLED IF AN UNACTIVATED TASK +-- IS EVER INCORRECTLY ACTIVATED. IT REPORTS FAILURE. + + TASK T IS + ENTRY E; + END; + + -- *********************************************** + -- START OF DEFINITIONS FOR MUST NOT TERMINATE TASKS + -- *********************************************** + +-- COUNT OF TASKS THAT MUST NOT BE TERMINATED AND +-- ARE STILL ACTIVE. + + MNT_COUNT : INTEGER := 0; + +-- TASK TO SYNCHRONIZE THE MNT_COUNT VARIABLE + + TASK MNT_COUNTER IS + ENTRY INCR; + ENTRY DECR; + END MNT_COUNTER; + +-- SYNCHRONIZING TASK + + TASK BODY MNT_COUNTER IS + BEGIN + LOOP + SELECT + ACCEPT INCR DO + MNT_COUNT := MNT_COUNT +1; + END INCR; + + OR ACCEPT DECR DO + MNT_COUNT := MNT_COUNT -1; + END DECR; + + OR TERMINATE; + + END SELECT; + END LOOP; + END MNT_COUNTER; + +-- INCREMENT THE MNT_COUNT WHEN A TASK IS CREATED +-- + FUNCTION F RETURN INTEGER IS + BEGIN + MNT_COUNTER.INCR; + RETURN 0; + END F; + +-- CHECK THAT THE MUST NOT BE TERMINATED TASKS ARE +-- NOT YET TERMINATED AND THAT THE SYNCRHONIZING TASK +-- ITSELF IS NOT TERMINATED. +-- + PROCEDURE CHECK IS + BEGIN + IF MNT_COUNT /= 0 OR MNT_COUNTER'TERMINATED THEN + FAILED ("SOME MUST-NOT-TERMINATE TASK WAS PREMATURELY " & + "TERMINATED"); + END IF; +-- RESET THE COUNT FOR THE NEXT SUBTEST: + MNT_COUNT := 0; + END CHECK; + +-- A MUST NOT BE TERMINATED TASK. DELAY LONG ENOUGH +-- TO BE THE LAST TASK OF A SCOPE TO TERMINATE. THEN +-- DECREMENT THE COUNTER. +-- + TASK BODY MNT_TASK IS + BEGIN + DELAY 5.0 * Impdef.One_Second; + MNT_COUNTER.DECR; + END MNT_TASK; + + -- *********************************************** + -- END OF DEFINITIONS FOR MUST NOT TERMINATE TASKS + -- *********************************************** + + TASK BODY T IS + BEGIN + LOOP + SELECT + ACCEPT E DO + FAILED ("SOME TYPE U TASK WAS ACTIVATED"); + END E; + + OR TERMINATE; + END SELECT; + END LOOP; + END T; + + -- TASKS OF TYPE UNACTIVATED MUST NEVER BE ACTIVATED. + -- + TASK BODY UNACTIVATED IS + BEGIN + T.E; + END UNACTIVATED; +END C93005D_PK1; + +WITH C93005D_PK1; USE C93005D_PK1; +PRAGMA ELABORATE (C93005D_PK1); +GENERIC + T1 : IN OUT UNACTIVATED; +PACKAGE C93005D_ENQUEUE IS + PROCEDURE REQUIRE_BODY; +END; + +with Impdef; +WITH REPORT; USE REPORT; +WITH SYSTEM; USE SYSTEM; +PRAGMA ELABORATE (REPORT); +PACKAGE BODY C93005D_ENQUEUE IS + + TASK T3 IS + END T3; + + TASK BODY T3 IS + BEGIN + T1.E; + FAILED ("ENQUEUED CALLER DID NOT GET EXCEPTION"); + EXCEPTION + WHEN TASKING_ERROR => NULL; + WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED"); + END T3; + + PROCEDURE REQUIRE_BODY IS + BEGIN + NULL; + END; +BEGIN -- T3 CALLS T1 HERE + DELAY 1.0 * Impdef.One_Second; -- ENSURE THAT T3 EXECUTES +END C93005D_ENQUEUE; + +WITH REPORT, C93005D_PK1, C93005D_ENQUEUE; +USE REPORT, C93005D_PK1; +WITH SYSTEM; USE SYSTEM; +PROCEDURE C93005D IS + + +BEGIN + + TEST("C93005D", "TEST EXCEPTIONS TERMINATE NOT YET ACTIVATED " & + "TASKS"); + + COMMENT("SUBTEST 2: TASKS IN DECL PART OF A BLOCK AND A PACKAGE " & + "SPEC"); + COMMENT(" THE TASKS DEPEND ON THE DECLARATIVE PART"); + COMMENT(" OTHER TASKS HAVE BEEN ENQUEUED ON THE TASKS' ENTRIES"); +B21: DECLARE + X : MNT; + BEGIN +B22: BEGIN +B23: DECLARE + TYPE ACC_MNT IS ACCESS MNT; + T1 : UNACTIVATED; + Y : ACC_MNT := NEW MNT; + + PACKAGE HAS_UNACTIVATED IS + T2 : UNACTIVATED; + Z : ACC_MNT := NEW MNT; + PACKAGE ENQUEUE1 IS NEW C93005D_ENQUEUE(T1); + PACKAGE ENQUEUE2 IS NEW C93005D_ENQUEUE(T2); + I : POSITIVE := IDENT_INT(0); -- RAISE + -- CONSTRAINT_ERROR EXCEPTION. + -- TERMINATES T1 AND T2 AND INDIRECTLY THE 2 T3'S + END HAS_UNACTIVATED; + USE HAS_UNACTIVATED; + BEGIN -- WOULD HAVE BEEN ACTIVATED HERE + IF EQUAL (I, I) THEN + FAILED ("EXCEPTION NOT RAISED"); + END IF; + EXCEPTION + WHEN OTHERS => + FAILED ("EXCEPTION RAISED IN WRONG SCOPE"); + END B23; + EXCEPTION + WHEN CONSTRAINT_ERROR => + COMMENT("SUBTEST 2 COMPLETED"); + WHEN OTHERS => + FAILED ("WRONG EXCEPTION RAISED IN B22"); + END B22; + END B21; + + CHECK; + + RESULT; + +EXCEPTION + WHEN OTHERS => + FAILED ("EXCEPTION NOT ABSORBED"); + RESULT; +END C93005D; |