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Diffstat (limited to 'gcc/testsuite/ada/acats/tests/c6/c64005d0.ada')
| -rw-r--r-- | gcc/testsuite/ada/acats/tests/c6/c64005d0.ada | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/gcc/testsuite/ada/acats/tests/c6/c64005d0.ada b/gcc/testsuite/ada/acats/tests/c6/c64005d0.ada new file mode 100644 index 000000000..adc8a0b55 --- /dev/null +++ b/gcc/testsuite/ada/acats/tests/c6/c64005d0.ada @@ -0,0 +1,219 @@ +-- C64005D0M.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 NESTED SUBPROGRAMS CAN BE CALLED RECURSIVELY AND THAT +-- NON-LOCAL VARIABLES AND FORMAL PARAMETERS ARE PROPERLY ACCESSED FROM +-- WITHIN RECURSIVE INVOCATIONS. THIS TEST CHECKS THAT EVERY DISPLAY OR +-- STATIC CHAIN LEVEL CAN BE ACCESSED. + +-- THIS TEST USES 3 LEVELS OF NESTED RECURSIVE PROCEDURES (SEPARATELY +-- COMPILED AS SUBUNITS). + +-- SEPARATE FILES ARE: +-- C64005D0M THE MAIN PROCEDURE. +-- C64005DA A RECURSIVE PROCEDURE SUBUNIT OF C64005D0M. +-- C64005DB A RECURSIVE PROCEDURE SUBUNIT OF C64005DA. +-- C64005DC A RECURSIVE PROCEDURE SUBUNIT OF C64005DB. + +-- JRK 7/30/84 + +WITH REPORT; USE REPORT; + +PROCEDURE C64005D0M IS + + SUBTYPE LEVEL IS CHARACTER RANGE 'A' .. 'C'; + SUBTYPE CALL IS CHARACTER RANGE '1' .. '3'; + + MAX_LEV : CONSTANT := LEVEL'POS (LEVEL'LAST) - + LEVEL'POS (LEVEL'FIRST) + 1; + T_LEN : CONSTANT := 2 * (1 + 3 * (MAX_LEV + + MAX_LEV*(MAX_LEV+1)/2*2)) + 1; + G_LEN : CONSTANT := 2 + 4 * MAX_LEV; + + TYPE TRACE IS + RECORD + E : NATURAL := 0; + S : STRING (1 .. T_LEN); + END RECORD; + + V : CHARACTER := IDENT_CHAR ('<'); + L : CHARACTER := IDENT_CHAR ('>'); + T : TRACE; + G : STRING (1 .. G_LEN); + + PROCEDURE C64005DA (L : LEVEL; C : CALL; T : IN OUT TRACE) IS + SEPARATE; + +BEGIN + TEST ("C64005D", "CHECK THAT NON-LOCAL VARIABLES AND FORMAL " & + "PARAMETERS AT ALL LEVELS OF NESTED " & + "RECURSIVE PROCEDURES ARE ACCESSIBLE (FOR " & + "3 LEVELS OF SEPARATELY COMPILED SUBUNITS)"); + + -- APPEND V TO T. + T.S (T.E+1) := V; + T.E := T.E + 1; + + C64005DA (IDENT_CHAR(LEVEL'FIRST), IDENT_CHAR('1'), T); + + -- APPEND L TO T. + T.S (T.E+1) := L; + T.E := T.E + 1; + + COMMENT ("FINAL CALL TRACE LENGTH IS: " & INTEGER'IMAGE(T.E)); + COMMENT ("FINAL CALL TRACE IS: " & T.S(1..T.E)); + COMMENT ("GLOBAL SNAPSHOT IS: " & G); + + -- CHECK THAT T AND G ARE CORRECT BY COMPUTING THEM ITERATIVELY. + + DECLARE + SUBTYPE LC_LEVEL IS CHARACTER RANGE ASCII.LC_A .. + CHARACTER'VAL (CHARACTER'POS(ASCII.LC_A) + MAX_LEV - 1); + + CT : TRACE; + CG : STRING (1 .. G_LEN); + BEGIN + COMMENT ("CORRECT FINAL CALL TRACE LENGTH IS: " & + INTEGER'IMAGE(T_LEN)); + + IF T.E /= IDENT_INT (T_LEN) THEN + FAILED ("WRONG FINAL CALL TRACE LENGTH"); + + ELSE CT.S (CT.E+1) := '<'; + CT.E := CT.E + 1; + + FOR I IN LC_LEVEL LOOP + CT.S (CT.E+1) := '<'; + CT.E := CT.E + 1; + + FOR J IN LC_LEVEL'FIRST .. I LOOP + CT.S (CT.E+1) := J; + CT.S (CT.E+2) := '1'; + CT.E := CT.E + 2; + END LOOP; + END LOOP; + + FOR I IN LC_LEVEL LOOP + CT.S (CT.E+1) := '<'; + CT.E := CT.E + 1; + + FOR J IN LC_LEVEL'FIRST .. LC_LEVEL'PRED(I) LOOP + CT.S (CT.E+1) := J; + CT.S (CT.E+2) := '3'; + CT.E := CT.E + 2; + END LOOP; + + CT.S (CT.E+1) := I; + CT.S (CT.E+2) := '2'; + CT.E := CT.E + 2; + + CT.S (CT.E+1) := '<'; + CT.E := CT.E + 1; + + FOR J IN LC_LEVEL'FIRST .. I LOOP + CT.S (CT.E+1) := J; + CT.S (CT.E+2) := '3'; + CT.E := CT.E + 2; + END LOOP; + END LOOP; + + CT.S (CT.E+1) := '='; + CT.E := CT.E + 1; + + FOR I IN REVERSE LEVEL LOOP + FOR J IN REVERSE LEVEL'FIRST .. I LOOP + CT.S (CT.E+1) := J; + CT.S (CT.E+2) := '3'; + CT.E := CT.E + 2; + END LOOP; + + CT.S (CT.E+1) := '>'; + CT.E := CT.E + 1; + + CT.S (CT.E+1) := I; + CT.S (CT.E+2) := '2'; + CT.E := CT.E + 2; + + FOR J IN REVERSE LEVEL'FIRST .. LEVEL'PRED(I) LOOP + CT.S (CT.E+1) := J; + CT.S (CT.E+2) := '3'; + CT.E := CT.E + 2; + END LOOP; + + CT.S (CT.E+1) := '>'; + CT.E := CT.E + 1; + END LOOP; + + FOR I IN REVERSE LEVEL LOOP + FOR J IN REVERSE LEVEL'FIRST .. I LOOP + CT.S (CT.E+1) := J; + CT.S (CT.E+2) := '1'; + CT.E := CT.E + 2; + END LOOP; + + CT.S (CT.E+1) := '>'; + CT.E := CT.E + 1; + END LOOP; + + CT.S (CT.E+1) := '>'; + CT.E := CT.E + 1; + + IF CT.E /= IDENT_INT (T_LEN) THEN + FAILED ("WRONG ITERATIVE TRACE LENGTH"); + + ELSE COMMENT ("CORRECT FINAL CALL TRACE IS: " & CT.S); + + IF T.S /= CT.S THEN + FAILED ("WRONG FINAL CALL TRACE"); + END IF; + END IF; + END IF; + + DECLARE + E : NATURAL := 0; + BEGIN + CG (1..2) := "<>"; + E := E + 2; + + FOR I IN LEVEL LOOP + CG (E+1) := LC_LEVEL'VAL (LEVEL'POS(I) - + LEVEL'POS(LEVEL'FIRST) + + LC_LEVEL'POS + (LC_LEVEL'FIRST)); + CG (E+2) := '3'; + CG (E+3) := I; + CG (E+4) := '3'; + E := E + 4; + END LOOP; + + COMMENT ("CORRECT GLOBAL SNAPSHOT IS: " & CG); + + IF G /= CG THEN + FAILED ("WRONG GLOBAL SNAPSHOT"); + END IF; + END; + END; + + RESULT; +END C64005D0M; |