kc3-lang/libffi/testsuite/libffi.closures/cls_uint.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_uint.c

• /* 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));
  
    CHECK(*(unsigned int *)args[0] == 2147483647);
    CHECK((int)*(ffi_arg *)(resp) == 2147483647);
  }
  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" } */
    CHECK(res == 2147483647);
  
    exit(0);
  }
  

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