[erlang-patches] Move let expressions into sequences
Thu Apr 11 16:49:35 CEST 2013
Looks good, but since it is an optimization
we will merge it to master (after testing it
in our daily builds a few days).
On Tue, Apr 9, 2013 at 11:40 PM, Anthony Ramine <> wrote:
> The Core Erlang compiler simplifies let expressions by moving them into
> their argument when it is another let or a case expression. It can then
> perform other optimizations such as removing the let expressions
> altogether, sometimes saving BEAM registers later in the process.
> This patch teaches sys_core_fold how to move let expressions into sequence
> git fetch https://github.com/nox/otp.git move-let-into-seq
> For the record, I managed to encounter this while working on the file
> optimization in branch file-receive-optim. You can find a short file
> showing seq in let in the following gist:
> Anthony Ramine
> erlang-patches mailing list
Björn Gustavsson, Erlang/OTP, Ericsson AB
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