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Viewing changes to libffi/testsuite/libffi.call/return_uc.c

  • Committer: Bazaar Package Importer
  • Author(s): NIIBE Yutaka
  • Date: 2008-04-07 09:15:03 UTC
  • Revision ID: james.westby@ubuntu.com-20080407091503-wu0h414koe95kj4i
Tags: upstream-0.5.2
Import upstream version 0.5.2

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libffi/testsuite/libffi.call/return_uc.c
 
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/* Area:        ffi_call
 
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   Purpose:     Check return value unsigned char.
 
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   Limitations: none.
 
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   PR:          none.
 
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   Originator:  From the original ffitest.c  */
 
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/* { dg-do run } */
 
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#include "ffitest.h"
 
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static unsigned char return_uc(unsigned char uc)
 
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{
 
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  return uc;
 
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}
 
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int main (void)
 
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{
 
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  ffi_cif cif;
 
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  ffi_type *args[MAX_ARGS];
 
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  void *values[MAX_ARGS];
 
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  ffi_arg rint;
 
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  unsigned char uc;
 
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  args[0] = &ffi_type_uchar;
 
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  values[0] = &uc;
 
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  /* Initialize the cif */
 
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  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
 
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                     &ffi_type_uchar, args) == FFI_OK);
 
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  for (uc = (unsigned char) '\x00';
 
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       uc < (unsigned char) '\xff'; uc++)
 
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    {
 
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      ffi_call(&cif, FFI_FN(return_uc), &rint, values);
 
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      CHECK(rint == (signed int) uc);
 
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    }
 
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  exit(0);
 
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}