diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pointers/tst.IntegerArithmetic1.d')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pointers/tst.IntegerArithmetic1.d | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pointers/tst.IntegerArithmetic1.d b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pointers/tst.IntegerArithmetic1.d new file mode 100644 index 0000000..99cbd7e --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/pointers/tst.IntegerArithmetic1.d @@ -0,0 +1,72 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +/* + * ASSERTION: + * Integer arithmetic can be performed on pointers by casting to uintptr_t. + * + * SECTION: Pointers and Arrays/Generic Pointers + * + * NOTES: + * + */ + +#pragma D option quiet + +int array[3]; +uintptr_t uptr; +int *p; +int *q; +int *r; + +BEGIN +{ + array[0] = 20; + array[1] = 40; + array[2] = 80; + + uptr = (uintptr_t) &array[0]; + + p = (int *) (uptr); + q = (int *) (uptr + 4); + r = (int *) (uptr + 8); + + printf("array[0]: %d\t*p: %d\n", array[0], *p); + printf("array[1]: %d\t*q: %d\n", array[1], *q); + printf("array[2]: %d\t*r: %d\n", array[2], *r); + + exit(0); +} + +END +/(20 != *p) || (40 != *q) || (80 != *r)/ +{ + printf("Error"); + exit(1); +} + |