string/test-endian-file-scope.c

   1 /* Test endian.h endian-conversion macros accepted at file scope.
   2    Copyright (C) 2018-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <endian.h>
  20 #include <stddef.h>
  21
  22 int i;
  23
  24 size_t s0 = sizeof (htobe16 (i));
  25 size_t s1 = sizeof (htole16 (i));
  26 size_t s2 = sizeof (be16toh (i));
  27 size_t s3 = sizeof (le16toh (i));
  28 size_t s4 = sizeof (htobe32 (i));
  29 size_t s5 = sizeof (htole32 (i));
  30 size_t s6 = sizeof (be32toh (i));
  31 size_t s7 = sizeof (le32toh (i));
  32 size_t s8 = sizeof (htobe64 (i));
  33 size_t s9 = sizeof (htole64 (i));
  34 size_t s10 = sizeof (be64toh (i));
  35 size_t s11 = sizeof (le64toh (i));
  36
  37 static int
  38 do_test (void)
  39 {
  40   /* This is a compilation test.  */
  41   return 0;
  42 }
  43
  44 #include <support/test-driver.c>