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Re: [PATCH]: Add new bytecode op `switch' for implementing branch tables


From: Stefan Monnier
Subject: Re: [PATCH]: Add new bytecode op `switch' for implementing branch tables.
Date: Fri, 10 Feb 2017 15:58:47 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux)

>                     /* Hash tables for switch are declared with :size set to
> the
>                        exact number of cases, thus
>                        HASH_TABLE_SIZE (h) == h->count.  */

> is something that could be checked, no?

The code doesn't need this property.  All it assumes is that h->count is
not ridiculously larger than HASH_TABLE_SIZE(h), or that in case it is,
the user doesn't care about utmost performance.


        Stefan




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