/* * RTLinux user-space FPU test example * * Written by Michael Barabanov, 1998 *  (C) FSMLabs  1999. baraban@fsmlabs.com *  Released under the GNU GENERAL PUBLIC LICENSE Version 2, June 1991 */#include <math.h>#include <stdio.h>#include <unistd.h>int main( int argc, char **argv ){	int i = 0;	double f = 0;	nice(20);	while (1) {		i++;		f++;		if (i != f) {			printf("FP error: i = %d, f = %f\n", i, f);			i = 0;			f = 0;		}		if (i > 200000) {			i = 0;			f = 0;		}	}}