Ubuntu 12.04 provides only GCC 4.6. To get GCC 4.7 (and its more advanced C++11 support), you need either to use Ubuntu 12.10 or you need to add a toolchain test repository. This page summarizes the latter option. To install GCC 4.7 in Ubuntu 12.04, do the following: sudo -s add-apt-repository ppa:ubuntu-toolchain-r/test apt-get update apt-get […]