All binaries are backwards compatible , i.e. a newer compiler can read older binaries (e.g. 1.3 understands 1.0 through 1.2), Older compilers reject binaries that rely on new features (e.g. a 1.0 compiler rejects binaries that use coroutines).
All binaries are backwards compatible , i.e. a newer compiler can read older binaries (e.g. 1.3 understands 1.0 through 1.2), Older compilers reject binaries that rely on new features (e.g. a 1.0 compiler rejects binaries that use coroutines).