There is, but in practice just normal inline, or even trusting the compiler to decide what to inline itself, are just fine. The problem comes when you are usin

There is, but in practice just normal inline, or even trusting the compiler to decide what to inline itself, are just fine. The problem comes when you are using other languages (scripting ones like Python come to mind) where inlining is but a dream (ignoring systems like PyPy).