[graue]

But a JIT can perform such optimizations. Which doesn't help Haskell, but may help JavaScript or Lua beat C in some cases.

[ajg1977]

I'm doubtful that a JIT could realistically adapt its output based on runtime performance metrics, but if you have links I'd love to read more.

[vsync]

http://en.wikipedia.org/wiki/Tracing_just-in-time_compilatio...