kc3-lang/libffi/testsuite/libffi.closures/cls_float.c

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• Hash : eb244724
  Author :
  Date : 2021-07-16T14:33:04
  

  Use CHECK to assert more things in test suite (#654) * Use CHECK to assert more things in test suite * Use snprintf instead of sprintf * Fix va_struct1 and va_struct3

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• testsuite/libffi.closures/cls_float.c

• /* Area:	closure_call
     Purpose:	Check return value float.
     Limitations:	none.
     PR:		none.
     Originator:	<andreast@gcc.gnu.org> 20030828	 */
  
  /* { dg-do run } */
  #include "ffitest.h"
  
  static void cls_ret_float_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
  			     void* userdata __UNUSED__)
   {
     *(float *)resp = *(float *)args[0];
  
     printf("%g: %g\n",*(float *)args[0],
  	  *(float *)resp);
  
     CHECK((int)(*(float *)args[0]) == -2122);
     CHECK((int)(*(float *)resp) == -2122);
   }
  
  typedef float (*cls_ret_float)(float);
  
  int main (void)
  {
    ffi_cif cif;
    void *code;
    ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
    ffi_type * cl_arg_types[2];
    float res;
  
    cl_arg_types[0] = &ffi_type_float;
    cl_arg_types[1] = NULL;
  
    /* Initialize the cif */
    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
  		     &ffi_type_float, cl_arg_types) == FFI_OK);
  
    CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_float_fn, NULL, code)  == FFI_OK);
    res = ((((cls_ret_float)code)(-2122.12)));
    /* { dg-output "\\-2122.12: \\-2122.12" } */
    printf("res: %.6f\n", res);
    /* { dg-output "\nres: \-2122.120117" } */
    CHECK((int)res == -2122);
    exit(0);
  }
  

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