brew install gcc-arm-none-eabi
Error: No available formula with the name "gcc-arm-none-eabi"
==> Searching for a previously deleted formula...
Warning: homebrew/core is shallow clone. To get complete history run:
git -C "$(brew --repo homebrew/core)" fetch --unshallow
Error: No previously deleted formula found.
==> Searching for similarly named formulae...
Error: No similarly named formulae found.
==> Searching taps...
Error: No formulae found in taps.
brew tap PX4/homebrew-px4
brew update
brew install gcc-arm-none-eabi-48