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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [return_ul.c] - Rev 732

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/* Area:	ffi_call
   Purpose:	Check if unsigned long as return type is handled correctly.
   Limitations:	none.
   PR:		none.
   Originator:	<kaffeetisch at gmx dot de> 20060724  */
 
/* { dg-do run } */
#include "ffitest.h"
static unsigned long return_ul(unsigned long ul1, unsigned long ul2)
{
  return ul1 + ul2;
}
 
int main (void)
{
  ffi_cif cif;
  ffi_type *args[MAX_ARGS];
  void *values[MAX_ARGS];
  ffi_arg res;
  unsigned long ul1, ul2;
 
  args[0] = &ffi_type_ulong;
  args[1] = &ffi_type_ulong;
  values[0] = &ul1;
  values[1] = &ul2;
 
  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
		     &ffi_type_ulong, args) == FFI_OK);
 
  ul1 = 1073741823L;
  ul2 = 1073741824L;
 
  ffi_call(&cif, FFI_FN(return_ul), &res, values);
  printf("res: %lu, %lu\n", (unsigned long)res, ul1 + ul2);
  /* { dg-output "res: 2147483647, 2147483647" } */
 
  exit(0);
}
 

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