[LLVMdev] Nested functions

[Vladimir Merzliakov]

> As an optimization for shallow nested functions (e.g., 3 levels or less), 
> it seems to me you could just avoid the stack walking entirely and add 
> $k-1$ arguments to each function at level $k$, i.e., at most 2 arguments 
> in all.  This may even be an easy first implementation.

I use this method with filtering unused in nested function args and local 
vars
in my YAFL frontend (not finished :(( - at this moment generate LLVM 
bytecode but doesn't have all runtime suport code writed)

Vladimir