1ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao/* RUN: %clang_cc1 -fsyntax-only -verify -std=c90 -pedantic %s
2ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao */
3ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaovoid
4ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaofoo (void)
5ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao{
6ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao struct b;
7ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao struct b* x = 0;
8ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao struct b* y = &*x;
9ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao}
10ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
11ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaovoid foo2 (void)
12ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao{
13ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao typedef int (*arrayptr)[];
14ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao arrayptr x = 0;
15ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao arrayptr y = &*x;
16ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao}
17ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
18ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaovoid foo3 (void)
19ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao{
20ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao void* x = 0;
21ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao void* y = &*x; /* expected-warning{{address of an expression of type 'void'}} */
22ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao}
23ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
24ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaoextern const void cv1;
25ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
26ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaoconst void *foo4 (void)
27ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao{
28ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao  return &cv1;
29ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao}
30ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
31ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaoextern void cv2;
32ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaovoid *foo5 (void)
33ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao{
34ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao  return &cv2; /* expected-warning{{address of an expression of type 'void'}} */
35ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao}
36ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
37ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaotypedef const void CVT;
38ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaoextern CVT cv3;
39ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
40ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaoconst void *foo6 (void)
41ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao{
42ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao  return &cv3;
43ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao}
44ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao
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