<ais523> ` printf \'#include <stdio.h>\\nint main(void) { float C = 4.0; printf("%%f", C/C++); }\' | gcc -fno-diagnostics-color -Wall -Wextra -x c /dev/stdin

The tachyon is rude and has no style, but gets away with it because of its speed. Taneb will invent it if he ever catches up.