diff options
Diffstat (limited to 'gcc-4.4.3/libffi/testsuite/libffi.call/cls_uint.c')
-rw-r--r-- | gcc-4.4.3/libffi/testsuite/libffi.call/cls_uint.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/gcc-4.4.3/libffi/testsuite/libffi.call/cls_uint.c b/gcc-4.4.3/libffi/testsuite/libffi.call/cls_uint.c new file mode 100644 index 000000000..e31e41aac --- /dev/null +++ b/gcc-4.4.3/libffi/testsuite/libffi.call/cls_uint.c @@ -0,0 +1,51 @@ +/* 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; +#ifndef USING_MMAP + static ffi_closure cl; +#endif + ffi_closure *pcl; + ffi_type * cl_arg_types[2]; + unsigned int res; + +#ifdef USING_MMAP + pcl = allocate_mmap (sizeof(ffi_closure)); +#else + pcl = &cl; +#endif + + 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(pcl, &cif, cls_ret_uint_fn, NULL) == FFI_OK); + + res = (*((cls_ret_uint)pcl))(2147483647); + /* { dg-output "2147483647: 2147483647" } */ + printf("res: %d\n",res); + /* { dg-output "\nres: 2147483647" } */ + + exit(0); +} |