richard <rgoodmas at somtel.com> writes: I'm using gmp-4.2.1 but haven't done any patching, as no test returned error. Are you sure you're linking with GMP 4.2.x? Please show us the linking command, and the output of "ldd YOUREXECUTABLE". If you can get GMP 4.2.1 to exhause a 8 MB stack, then something needs fixing. -- Torbjörn