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Diffstat (limited to 'gcc/testsuite/ada/acats/tests/c6/c64005b.ada')
| -rw-r--r-- | gcc/testsuite/ada/acats/tests/c6/c64005b.ada | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/gcc/testsuite/ada/acats/tests/c6/c64005b.ada b/gcc/testsuite/ada/acats/tests/c6/c64005b.ada new file mode 100644 index 000000000..5e3f4c507 --- /dev/null +++ b/gcc/testsuite/ada/acats/tests/c6/c64005b.ada @@ -0,0 +1,109 @@ +-- C64005B.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 A SUBPROGRAM CAN BE CALLED RECURSIVELY AND THAT NON-LOCAL +-- VARIABLES AND CONSTANTS ARE PROPERLY ACCESSED FROM WITHIN RECURSIVE +-- INVOCATIONS. + +-- CPP 7/2/84 + +WITH REPORT; USE REPORT; +PROCEDURE C64005B IS + + COUNT : INTEGER := 0; + TWENTY : CONSTANT INTEGER := 20; + C1 : CONSTANT INTEGER := 1; + G1, G2, G3 : INTEGER := 0; + G4, G5 : INTEGER := 0; + + PROCEDURE R (A1 : INTEGER; A2 : IN OUT INTEGER; A3 : OUT INTEGER) + IS + C1 : CONSTANT INTEGER := 5; + TEN : CONSTANT INTEGER := 10; + J1, J2 : INTEGER := 1; + J3 : INTEGER := 0; + + PROCEDURE RECURSE (P1 : INTEGER; P2 : IN OUT INTEGER) IS + C1 : INTEGER := 2; + BEGIN -- RECURSE + C1 := IDENT_INT (10); + IF P1 < TWENTY THEN + RECURSE (P1 + C1, G2); + G1 := G1 + C64005B.C1; + G3 := G3 + P1; + P2 := P2 + IDENT_INT(2); + A2 := A2 + IDENT_INT(1); + J2 := J2 + R.C1; + END IF; + END RECURSE; + + BEGIN -- R + IF A2 < TEN THEN + A2 := A2 + C1; + RECURSE (0, J1); + J3 := J3 + TEN; + COUNT := COUNT + 1; + COMMENT ("ON PASS # " & INTEGER'IMAGE(COUNT)); + COMMENT ("VALUE OF A2 IS " & INTEGER'IMAGE(A2)); + COMMENT ("VALUE OF J3 IS " & INTEGER'IMAGE(J3)); + R (0, A2, J3); + J3 := J3 + A2; + END IF; + A3 := J1 + J3; + END R; + +BEGIN + TEST("C64005B", "RECURSIVE SUBPROGRAMS WITH ALL KINDS " & + "OF DATA ACCESS"); + + R (0, G4, G5); + + IF (COUNT /= 2) OR (G1 /= 4) OR + (G2 /= 4) OR (G3 /= 20) OR + (G4 /= 14) OR (G5 /= 35) THEN + FAILED ("RECURSIVE INVOCATIONS' DATA ACCESS IS NOT" & + " WORKING CORRECTLY"); + END IF; + + COMMENT ("VALUE OF COUNT IS " & INTEGER'IMAGE(COUNT)); + COMMENT ("VALUE OF G1 IS " & INTEGER'IMAGE(G1)); + COMMENT ("VALUE OF G2 IS " & INTEGER'IMAGE(G2)); + COMMENT ("VALUE OF G3 IS " & INTEGER'IMAGE(G3)); + COMMENT ("VALUE OF G4 IS " & INTEGER'IMAGE(G4)); + COMMENT ("VALUE OF G5 IS " & INTEGER'IMAGE(G5)); + + RESULT; + +EXCEPTION + WHEN PROGRAM_ERROR => + FAILED ("PROGRAM_ERROR RAISED"); + COMMENT ("VALUE OF COUNT IS " & INTEGER'IMAGE(COUNT)); + COMMENT ("VALUE OF G1 IS " & INTEGER'IMAGE(G1)); + COMMENT ("VALUE OF G2 IS " & INTEGER'IMAGE(G2)); + COMMENT ("VALUE OF G3 IS " & INTEGER'IMAGE(G3)); + COMMENT ("VALUE OF G4 IS " & INTEGER'IMAGE(G4)); + COMMENT ("VALUE OF G5 IS " & INTEGER'IMAGE(G5)); + RESULT; + +END C64005B; |