diff options
Diffstat (limited to 'testsuite/libffi.call/cls_uint.c')
-rw-r--r-- | testsuite/libffi.call/cls_uint.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/testsuite/libffi.call/cls_uint.c b/testsuite/libffi.call/cls_uint.c new file mode 100644 index 0000000..885cff5 --- /dev/null +++ b/testsuite/libffi.call/cls_uint.c @@ -0,0 +1,43 @@ +/* Area: closure_call + Purpose: Check return value uint. + Limitations: none. + PR: none. + Originator: <andreast@gcc.gnu.org> 20030828 */ + +/* { dg-do run } */ +#include "ffitest.h" + +static void cls_ret_uint_fn(ffi_cif* cif __UNUSED__, void* resp, void** args, + void* userdata __UNUSED__) +{ + *(ffi_arg *)resp = *(unsigned int *)args[0]; + + printf("%d: %d\n",*(unsigned int *)args[0], + (int)*(ffi_arg *)(resp)); +} +typedef unsigned int (*cls_ret_uint)(unsigned int); + +int main (void) +{ + ffi_cif cif; + void *code; + ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); + ffi_type * cl_arg_types[2]; + unsigned int res; + + cl_arg_types[0] = &ffi_type_uint; + cl_arg_types[1] = NULL; + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, + &ffi_type_uint, cl_arg_types) == FFI_OK); + + CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_uint_fn, NULL, code) == FFI_OK); + + res = (*((cls_ret_uint)code))(2147483647); + /* { dg-output "2147483647: 2147483647" } */ + printf("res: %d\n",res); + /* { dg-output "\nres: 2147483647" } */ + + exit(0); +} |