こうなったよというメモ.
==> Installing dependencies for r: gmp, mpfr, libmpc, isl, gcc, gettext, libpng ==> Installing r dependency: gmp ==> Downloading https://homebrew.bintray.com/bottles/gmp-6.1.2_2.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring gmp-6.1.2_2.high_sierra.bottle.tar.gz 🍺 /usr/local/Cellar/gmp/6.1.2_2: 18 files, 3.1MB ==> Installing r dependency: mpfr ==> Downloading https://homebrew.bintray.com/bottles/mpfr-4.0.1.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring mpfr-4.0.1.high_sierra.bottle.tar.gz 🍺 /usr/local/Cellar/mpfr/4.0.1: 28 files, 4.6MB ==> Installing r dependency: libmpc ==> Downloading https://homebrew.bintray.com/bottles/libmpc-1.1.0.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring libmpc-1.1.0.high_sierra.bottle.tar.gz 🍺 /usr/local/Cellar/libmpc/1.1.0: 12 files, 353.8KB ==> Installing r dependency: isl ==> Downloading https://homebrew.bintray.com/bottles/isl-0.19.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring isl-0.19.high_sierra.bottle.tar.gz 🍺 /usr/local/Cellar/isl/0.19: 66 files, 3.8MB ==> Installing r dependency: gcc ==> Downloading https://homebrew.bintray.com/bottles/gcc-7.3.0_1.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring gcc-7.3.0_1.high_sierra.bottle.tar.gz 🍺 /usr/local/Cellar/gcc/7.3.0_1: 1,486 files, 284.9MB ==> Installing r dependency: gettext ==> Downloading https://homebrew.bintray.com/bottles/gettext-0.19.8.1.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring gettext-0.19.8.1.high_sierra.bottle.tar.gz ==> Caveats This formula is keg-only, which means it was not symlinked into /usr/local, because macOS provides the BSD gettext library & some software gets confused if both are in the library path. If you need to have this software first in your PATH run: echo 'export PATH="/usr/local/opt/gettext/bin:$PATH"' >> ~/.zshrc For compilers to find this software you may need to set: LDFLAGS: -L/usr/local/opt/gettext/lib CPPFLAGS: -I/usr/local/opt/gettext/include ==> Summary 🍺 /usr/local/Cellar/gettext/0.19.8.1: 1,935 files, 16.9MB ==> Installing r dependency: libpng ==> Downloading https://homebrew.bintray.com/bottles/libpng-1.6.34.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring libpng-1.6.34.high_sierra.bottle.tar.gz 🍺 /usr/local/Cellar/libpng/1.6.34: 26 files, 1.2MB ==> Installing r ==> Downloading https://homebrew.bintray.com/bottles/r-3.4.4.high_sierra.bottle.tar.gz ######################################################################## 100.0% ==> Pouring r-3.4.4.high_sierra.bottle.tar.gz Warning: r dependency gcc was built with a different C++ standard library (libstdc++ from clang). This may cause problems at runtime. 🍺 /usr/local/Cellar/r/3.4.4: 2,109 files, 55.2MB