c3-lang/libffi/testsuite/libffi.call/cls_ushort.c

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• Hash : c6dddbd0
  Author :
  Date : 2009-10-04T08:11:33
  

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• testsuite/libffi.call/cls_ushort.c

• /* Area:	closure_call
     Purpose:	Check return value ushort.
     Limitations:	none.
     PR:		none.
     Originator:	<andreast@gcc.gnu.org> 20030828	 */
  
  /* { dg-do run } */
  #include "ffitest.h"
  
  static void cls_ret_ushort_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
  			      void* userdata __UNUSED__)
  {
    *(ffi_arg*)resp = *(unsigned short *)args[0];
  
    printf("%d: %d\n",*(unsigned short *)args[0],
  	 (int)*(ffi_arg *)(resp));
  }
  typedef unsigned short (*cls_ret_ushort)(unsigned short);
  
  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 short res;
  
    cl_arg_types[0] = &ffi_type_ushort;
    cl_arg_types[1] = NULL;
  
    /* Initialize the cif */
    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
  		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
  
    CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_ushort_fn, NULL, code)  == FFI_OK);
  
    res = (*((cls_ret_ushort)code))(65535);
    /* { dg-output "65535: 65535" } */
    printf("res: %d\n",res);
    /* { dg-output "\nres: 65535" } */
  
    exit(0);
  }
  

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