// original examples and/or notes
// (c) ISO/IEC JTC1 SC22 WG14 N1570, April 12, 2011
// http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1570.pdf
//C2011 6.5.9 Equality operators
//c2011-6-5-9-ex.c
// compile and output mechanism
// (c) kaizen@gifu-u.ac.jp, December.xx, 2013
// compile errors and/or warnings:
// 1	(c) Apple LLVM version 4.2 (clang-425.0.27) (based on LLVM 3.2svn)
// 			Target: x86_64-apple-darwin11.4.2 //Thread model: posix
// 		(c) LLVM 2003-2009 University of Illinois at Urbana-Champaign.
// 2    gcc-4.9 (GCC) 4.9.0 20131229 (experimental)
//      Copyright (C) 2013 Free Software Foundation, Inc.
#include <stdio.h>
int main(void)
{
	int a,b,c,d;
// note 108)
	if (a<b == c<d) a=1; else b=1;
return printf("6.5.9 Equality operators %d %d %d %d ",a,b,c,d);
}
// output LLVM 3.2
// 6.5.9 Equality operators 1 32767 1753590424 0
// output GCC 4.9
// 6.5.9 Equality operators 1 1610178654 32767 1593027280