tests/test-uchar.c

   1 /* Test of <uchar.h> substitute.
   2    Copyright (C) 2019-2020 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2019.  */
  18
  19 #include <config.h>
  20
  21 #include <uchar.h>
  22
  23 #include "verify.h"
  24
  25 /* Check that the types are defined.  */
  26 mbstate_t a = { 0 };
  27 size_t b = 5;
  28 char16_t c = 'x';
  29 char32_t d = 'y';
  30
  31 /* Check that char16_t and char32_t are unsigned types.  */
  32 verify ((char16_t)(-1) >= 0);
  33 #if !defined __HP_cc
  34 verify ((char32_t)(-1) >= 0);
  35 #endif
  36
  37 /* Check that char32_t is at least 31 bits wide.  */
  38 verify ((char32_t)0x7FFFFFFF != (char32_t)0x3FFFFFFF);
  39
  40 /* Check that _GL_LARGE_CHAR32_T is correctly defined.  */
  41 #if _GL_LARGE_CHAR32_T
  42 verify (sizeof (char32_t) > sizeof (wchar_t));
  43 #else
  44 verify (sizeof (char32_t) == sizeof (wchar_t));
  45 #endif
  46
  47 int
  48 main (void)
  49 {
  50   return 0;
  51 }