tree f0ac8083daec33e61943e38e328b1b766007fe15
parent fbfd3d42d2f4fcbc627b713f5ba7f0540bc0a8d0
author yang-g <yangg@google.com> 1444243213 -0700
committer yang-g <yangg@google.com> 1444243213 -0700

mark unreachable code with a macro