[racket] low level question: why begin0?

From: Robby Findler (robby at eecs.northwestern.edu)
Date: Sun Apr 29 17:07:02 EDT 2012

We debated this long ago and I think the conclusion was that we could
get a little more performance by including it at the bytecode level
that seemed worth having (the precise details (like if we had a
program where that mattered) escape me).


On Sun, Apr 29, 2012 at 1:03 PM, Danny Yoo <dyoo at cs.wpi.edu> wrote:
> One question that I had stowed away a long time ago: why is begin0
> part of the language?  It seems redundant in the face of having 'let'
> to capture a value that we want to return at the end of some sequence.
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