#include <stdio.h>


void
test_flag(int flag, char *flag_name);

int
main(void)
{
	float inf = 1.0/0;
	float n_inf = -1.0/0;

	printf("inf = %f\n", inf);
	printf("-inf = %f\n", n_inf);

	/* Additions */
	printf("inf + inf = %f\n", inf + inf);
	printf("inf + -inf = %f\n", inf + n_inf);
	printf("-inf + inf = %f\n", n_inf + inf);
	printf("-inf + -inf = %f\n", n_inf + n_inf);

	/* Subtractions */
	printf("inf - inf = %f\n", inf - inf);
	printf("inf - -inf = %f\n", inf - n_inf);
	printf("-inf - inf = %f\n", n_inf - inf);
	printf("-inf - -inf = %f\n", n_inf - n_inf);

	if (0.0 == 0.0)
		printf("float 0.0 equals 0.0\n");

	if (0.5 + 0.5 == .64 + .36)
		printf("float 1.0 equals 1.0\n");

	/* Multiplication */
	printf(" 5.0 * inf = %f\n", 5.0 * inf);
	printf(" 5.0 * - inf = %f\n", 5.0 * n_inf);

	/* Division */
	printf(" 5.0 / inf = %f\n", 5.0 / inf);
	printf(" 5.0 / - inf = %f\n", 5.0 / n_inf);
	printf(" inf / 5.0 = %f\n", inf / 5.0);
	printf(" - inf / 5.0 = %f\n", n_inf / 5.0);
}