https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64161
--- Comment #6 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Wed Dec 3 01:34:03 2014 New Revision: 218300 URL: https://gcc.gnu.org/viewcvs?rev=218300&root=gcc&view=rev Log: PR libstdc++/64161 * src/c++11/condition_variable.cc: Include <cstdlib>. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/src/c++11/condition_variable.cc