declarators.c revision d4eea8362605807327735727a9098abe1eb23b19 
1// RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic
2
3extern int a1[];
4
5void f0();
6void f1(int [*]);
7void f2(int [const *]);
8void f3(int [volatile const*]);
9int f4(*XX)(void); /* expected-error {{cannot return}} expected-warning {{type specifier missing, defaults to 'int'}} */
10
11char ((((*X))));
12
13void (*signal(int, void (*)(int)))(int);
14
15int aaaa, ***C, * const D, B(int);
16
17int *A;
18
19struct str;
20
21void test2(int *P, int A) {
22  struct str;
23
24  // Hard case for array decl, not Array[*].
25  int Array[*(int*)P+A];
26}
27
28typedef int atype;
29void test3(x,
30           atype         /* expected-error {{unexpected type name 'atype': expected identifier}} */
31          ) int x, atype; {}
32
33void test4(x, x) int x; {} /* expected-error {{redefinition of parameter 'x'}} */
34
35
36// PR3031
37int (test5), ;  // expected-error {{expected identifier or '('}}
38
39
40
41// PR3963 & rdar://6759604 - test error recovery for mistyped "typenames".
42
43foo_t *d;      // expected-error {{unknown type name 'foo_t'}}
44foo_t a;   // expected-error {{unknown type name 'foo_t'}}
45int test6() { return a; }  // a should be declared.
46
47// Use of tagged type without tag. rdar://6783347
48struct xyz { int y; };
49enum myenum { ASDFAS };
50xyz b;         // expected-error {{must use 'struct' tag to refer to type 'xyz'}}
51myenum c;      // expected-error {{must use 'enum' tag to refer to type 'myenum'}}
52
53float *test7() {
54  // We should recover 'b' by parsing it with a valid type of "struct xyz", which
55  // allows us to diagnose other bad things done with y, such as this.
56  return &b.y;   // expected-warning {{incompatible pointer types returning 'int *' from a function with result type 'float *'}}
57}
58
59struct xyz test8() { return a; }  // a should be be marked invalid, no diag.
60
61
62// Verify that implicit int still works.
63static f;      // expected-warning {{type specifier missing, defaults to 'int'}}
64static g = 4;  // expected-warning {{type specifier missing, defaults to 'int'}}
65static h        // expected-warning {{type specifier missing, defaults to 'int'}}
66      __asm__("foo");
67
68
69struct test9 {
70  int x  // expected-error {{expected ';' at end of declaration list}}
71  int y;
72  int z  // expected-warning {{expected ';' at end of declaration list}}
73};
74
75// PR6208
76struct test10 { int a; } static test10x;
77struct test11 { int a; } const test11x;
78
79// PR6216
80void test12() {
81  (void)__builtin_offsetof(struct { char c; int i; }, i);
82}
83
84// rdar://7608537
85struct test13 { int a; } (test13x);
86