On 11/05/2010 09:53 PM, Claudio La Rosa wrote: > 1) libstdc++ support c++0x regex? I have tried, but the code: > In general, <regex> is still work in progress, indeed isn't marked as "done" on the status page in the docs. Anyway, we are making good progress in mainline - would be gcc.4.6.0: for experimentation in this area do not use anything older. Paolo.