Tune Linux aarch64 and macOS compiler settings
Set -Ofast -fno-finite-math-only -flto on platforms for which we
build wheels using gcc. These settings approximate the configuration
of icc, which we use to build wheels for Linux x86_64.
Set -Ofast -fno-finite-math-only -flto on platforms for which we
build wheels using gcc. These settings approximate the configuration
of icc, which we use to build wheels for Linux x86_64.