Running 'brew install gcc' works without an error. mth153844pe212:sage-git salis1bt$ brew install gcc ==> Downloading https://homebrew.bintray.com/bottles/gcc-9.2.0_1.mojave.bottle.tar.gz
==> Downloading from https://akamai.bintray.com/12/12951cda5ca32814387a1106fdaea9c4d4dd55e9c27f0dc7c044ab5e00dca695?__gda__=exp=1569950472~hmac=0f53b63ceb2e77eb83370ba311eb6c172d0cba3273717771f1e3c78c ######################################################################## 100.0% ==> Pouring gcc-9.2.0_1.mojave.bottle.tar.gz 🍺 /usr/local/Cellar/gcc/9.2.0_1: 1,462 files, 292.2MB Moreover, now both gfortran and gfortran-9 are now in my PATH. -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/b29a335e-ab41-4b53-9a9a-a45aea35978f%40googlegroups.com.