1 /* Area: ffi_call
2 Purpose: Check stdcall strlen call on X86_WIN32 systems.
3 Limitations: none.
4 PR: none.
5 Originator: From the original ffitest.c */
6
7 /* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
8
9 #include "ffitest.h"
10
my_stdcall_strlen(char * s)11 static size_t __attribute__((stdcall)) my_stdcall_strlen(char *s)
12 {
13 return (strlen(s));
14 }
15
main(void)16 int main (void)
17 {
18 ffi_cif cif;
19 ffi_type *args[MAX_ARGS];
20 void *values[MAX_ARGS];
21 ffi_arg rint;
22 char *s;
23 args[0] = &ffi_type_pointer;
24 values[0] = (void*) &s;
25
26 /* Initialize the cif */
27 CHECK(ffi_prep_cif(&cif, FFI_STDCALL, 1,
28 &ffi_type_sint, args) == FFI_OK);
29
30 s = "a";
31 ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values);
32 CHECK(rint == 1);
33
34 s = "1234567";
35 ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values);
36 CHECK(rint == 7);
37
38 s = "1234567890123456789012345";
39 ffi_call(&cif, FFI_FN(my_stdcall_strlen), &rint, values);
40 CHECK(rint == 25);
41
42 printf("stdcall strlen tests passed\n");
43 exit(0);
44 }
45