Speeding up compilation by using jemalloc

[Vladimir Panteleev via Digitalmars-d]

On Thursday, 22 January 2015 at 19:37:11 UTC, weaselcat wrote:
> Might be of use to someone, but I was looking for ways to speed 
> up dmd's albeit already fast compilation times.
>
> Just by dropping in jemalloc in place of glibc's malloc via 
> LD_PRELOAD on my linux machine I saw a 10-15% drop in 
> compilation times across the board. Not sure if this is common 
> knowledge or not.
>
> (Sorry if this takes away from your coffee time : ) )

I thought dmd used a bump-the-pointer approach, since it almost 
never frees memory?