From 3e4d8f433239c40311037616b1b8833a06651ae0 Mon Sep 17 00:00:00 2001 From: Arne Schwabe Date: Mon, 16 Apr 2012 19:21:14 +0200 Subject: Initial import --- lzo/tests/promote.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 lzo/tests/promote.c (limited to 'lzo/tests/promote.c') diff --git a/lzo/tests/promote.c b/lzo/tests/promote.c new file mode 100644 index 00000000..185bcc6e --- /dev/null +++ b/lzo/tests/promote.c @@ -0,0 +1,70 @@ +/* promote.c -- test intergral promotion + + This file is part of the LZO real-time data compression library. + + Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer + All Rights Reserved. + + The LZO library is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of + the License, or (at your option) any later version. + + The LZO library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with the LZO library; see the file COPYING. + If not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + Markus F.X.J. Oberhumer + + http://www.oberhumer.com/opensource/lzo/ + */ + +#include + +int main(int argc, char *argv[]) +{ + unsigned char c; + int s; + + if (argc < 0 && argv == NULL) /* avoid warning about unused args */ + return 0; + + c = (unsigned char) (1 << (8 * sizeof(char) - 1)); + s = 8 * (int) (sizeof(int) - sizeof(char)); + + printf("Integral promotion: "); + if ((c << s) > 0) + { + printf("Classic C (unsigned-preserving)\n"); + printf("%d %d %uU\n", c, s, c << s); + return 1; + } + else + { + printf("ANSI C (value-preserving)\n"); + printf("%d %d %d\n", c, s, c << s); + return 0; + } +} + +/* +vi:ts=4:et +*/ -- cgit v1.2.3