xref: /aosp_15_r20/external/clang/test/Sema/declspec.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 %s -verify -fsyntax-only
2*67e74705SXin Li typedef char T[4];
3*67e74705SXin Li 
foo(int n,int m)4*67e74705SXin Li T foo(int n, int m) {  }  // expected-error {{cannot return array type}}
5*67e74705SXin Li 
6*67e74705SXin Li void foof(const char *, ...) __attribute__((__format__(__printf__, 1, 2))), barf (void);
7*67e74705SXin Li 
8*67e74705SXin Li int typedef validTypeDecl() { } // expected-error {{function definition declared 'typedef'}}
9*67e74705SXin Li 
10*67e74705SXin Li struct _zend_module_entry { }    // expected-error {{expected ';' after struct}}
11*67e74705SXin Li int gv1;
12*67e74705SXin Li typedef struct _zend_function_entry { } // expected-error {{expected ';' after struct}} \
13*67e74705SXin Li                                         // expected-warning {{typedef requires a name}}
14*67e74705SXin Li int gv2;
15*67e74705SXin Li 
buggy(int * x)16*67e74705SXin Li static void buggy(int *x) { }
17*67e74705SXin Li 
18*67e74705SXin Li // Type qualifiers.
19*67e74705SXin Li typedef int f(void);
20*67e74705SXin Li typedef f* fptr;
21*67e74705SXin Li const f* v1;         // expected-warning {{qualifier on function type 'f' (aka 'int (void)') has unspecified behavior}}
22*67e74705SXin Li __restrict__ f* v2;  // expected-error {{restrict requires a pointer or reference ('f' (aka 'int (void)') is invalid)}}
23*67e74705SXin Li __restrict__ fptr v3; // expected-error {{pointer to function type 'f' (aka 'int (void)') may not be 'restrict' qualified}}
24*67e74705SXin Li f *__restrict__ v4;   // expected-error {{pointer to function type 'f' (aka 'int (void)') may not be 'restrict' qualified}}
25*67e74705SXin Li 
26*67e74705SXin Li restrict struct hallo; // expected-error {{restrict requires a pointer or reference}}
27*67e74705SXin Li 
28*67e74705SXin Li // PR6180
29*67e74705SXin Li struct test1 {
30*67e74705SXin Li } // expected-error {{expected ';' after struct}}
31*67e74705SXin Li 
test2()32*67e74705SXin Li void test2() {}
33*67e74705SXin Li 
34*67e74705SXin Li 
35*67e74705SXin Li // PR6423
36*67e74705SXin Li struct test3s {
37*67e74705SXin Li } // expected-error {{expected ';' after struct}}
38*67e74705SXin Li typedef int test3g;
39*67e74705SXin Li 
40*67e74705SXin Li // PR8264
41*67e74705SXin Li const const int pr8264_1 = 0;  // expected-warning {{duplicate 'const' declaration specifier}}
42*67e74705SXin Li volatile volatile int pr8264_2;  // expected-warning {{duplicate 'volatile' declaration specifier}}
43*67e74705SXin Li char * restrict restrict pr8264_3;  // expected-warning {{duplicate 'restrict' declaration specifier}}
44*67e74705SXin Li 
45*67e74705SXin Li extern extern int pr8264_4;  // expected-warning {{duplicate 'extern' declaration specifier}}
pr8264_5()46*67e74705SXin Li void pr8264_5() {
47*67e74705SXin Li   register register int x;  // expected-warning {{duplicate 'register' declaration specifier}}
48*67e74705SXin Li }
49*67e74705SXin Li 
pr8264_6()50*67e74705SXin Li inline inline void pr8264_6() {}  // expected-warning {{duplicate 'inline' declaration specifier}}
51*67e74705SXin Li _Noreturn _Noreturn void pr8264_7();  // expected-warning {{duplicate '_Noreturn' declaration specifier}}
52