Emitter: Literal values are no longer wiped out on eval...
Emitter: Literal values are no longer wiped out on eval...

So there's no reason that subscript result calculation and subscript checking
need to have the literal passed to them as well. Instead, grab the tree's
original_sym property which will have the literal still. This is a side-effect
of the commit that fixed subscript assign type inference.

FascinatedBox/lily,jesserayadkins/lily,FascinatedBox/lily,jesserayadkins/lily,FascinatedBox/lily,jesserayadkins/lily,FascinatedBox/lily