gistfile1.txt

kly@leia:~$ cat foo.c
#include <stdio.h>
#include <limits.h>
int main(void) {
	unsigned int i = UINT_MAX;
	if (i > i+1) {
		printf("i is larger than i + 1\n");
	} else {
		printf("i is not larger than i + 1\n");
	}
	return 0;
}
kly@leia:~$ gcc foo.c
kly@leia:~$ ./a.out 
i is larger than i + 1
kly@leia:~$ gcc -O2 foo.c
kly@leia:~$ ./a.out 
i is larger than i + 1