Rob Lahaye wrote: So what now happens if you reduce your test case to the more minimal
#include <boost/cstdint.hpp> int main { return 0; } where you compile with your 'lyx-style' command line invocation of g++? Incidentally, Lars, if we pass -DBOOST_USER_CONFIG="<config.h>", why do we add it to <config.h> also? > #define BOOST_USER_CONFIG <config.h> -- Angus