ANNOUNCE: GHC 6.12.1 Release Candidate 1

Bulat Ziganshin bulat.ziganshin at
Mon Oct 12 05:07:33 EDT 2009

Hello Simon,

Monday, October 12, 2009, 12:32:05 PM, you wrote:

> Release notes here, for now:

1. it says

>The following options are all described in Section 4.15.3, “RTS
>options to control the garbage collector”.
> * The flag +RTS -N now automatically determines how many threads to
>   use, based on the number of CPUs in your machine.

actually -N is decribed in "4.13.2. RTS options for SMP parallelism"

also, i propose to enable +RTS -N by default. Haskell is very popular
as multithreaded language, don't fool novices!

> "The -gn RTS option has been removed, except that -g1 is still
> accepted for backwards compatibility. "

why not ignore whole option for a 6.12.*?

Best regards,
 Bulat                            mailto:Bulat.Ziganshin at

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