github.com/prattmic/llgo-embedded@v0.0.0-20150820070356-41cfecea0e1e/third_party/gofrontend/libffi/testsuite/libffi.call/err_bad_abi.c (about)

     1  /* Area:		ffi_prep_cif, ffi_prep_closure
     2     Purpose:		Test error return for bad ABIs.
     3     Limitations:	none.
     4     PR:			none.
     5     Originator:	Blake Chaffin 6/6/2007	 */
     6  
     7  /* { dg-do run } */
     8  
     9  #include "ffitest.h"
    10  
    11  static void
    12  dummy_fn(ffi_cif* cif __UNUSED__, void* resp __UNUSED__, 
    13  	 void** args __UNUSED__, void* userdata __UNUSED__)
    14  {}
    15  
    16  int main (void)
    17  {
    18  	ffi_cif cif;
    19          void *code;
    20  	ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
    21  	ffi_type* arg_types[1];
    22  
    23  	arg_types[0] = NULL;
    24  
    25  	CHECK(ffi_prep_cif(&cif, 255, 0, &ffi_type_void,
    26  		arg_types) == FFI_BAD_ABI);
    27  
    28  	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 0, &ffi_type_void,
    29  		arg_types) == FFI_OK);
    30  
    31  	cif.abi= 255;
    32  
    33  	CHECK(ffi_prep_closure_loc(pcl, &cif, dummy_fn, NULL, code) == FFI_BAD_ABI);
    34  
    35  	exit(0);
    36  }