On 19 October 2011 23:25, Delcypher wrote: > > Out of interest when you do build using --enable-libstdcxx-debug . How > do you tell g++ to use the separately built debugging libraries? Using LD_LIBRARY_PATH, see http://gcc.gnu.org/onlinedocs/libstdc++/faq.html#faq.how_to_set_paths