更新

ccache-3.0.1                        <   needs updating (port has 3.0.1_3)
perl-threaded-5.12.1_1              <   needs updating (port has 5.12.2_2)
tcl-8.5.8                           <   needs updating (port has 8.5.9)
tcl-modules-8.5.8                   <   needs updating (port has 8.5.9)

/usr/local/libexec/ccacheが

c++             g++34           g++46           gcc44           llvm-c++
cc              g++42           gcc             gcc45           llvm-g++
clang           g++43           gcc34           gcc46           llvm-gcc
clang++         g++44           gcc42           icc             world-c++
g++             g++45           gcc43           icpc            world-cc

と、なったらしい。iccとかllvm-gccとか入ってないけど。