Re: Proposal: block-based vector allocator

[Eli Zaretskii]

> From: Stefan Monnier <address@hidden>
> Date: Thu, 08 Dec 2011 14:58:04 -0500
> Cc: address@hidden
> 
> #ifdef DOUG_LEA_MALLOC
>       /* Prevent mmap'ing the chunk.  Lisp data may not be mmap'ed
>        because mapped region contents are not preserved in
>        a dumped Emacs.  */
>       mallopt (M_MMAP_MAX, 0);
> #endif
> 
> So maybe malloc behaves poorly simply because we don't let it
> behave better.

But only on systems that use DOUG_LEA_MALLOC.