[lldb-dev] interesting note on build times: configure/make vs. cmake/ninja

[Richard Mitton]

I found with building llvm/lldb, switching your default linker to gold 
instead of ld helps too.


Todd Fiala wrote:
> Hi all,
>
> Just thought I'd pass along that I've just did a build time comparison 
> between our standard lldb build setup: configure + (g)make (i.e. 
> configure && make -j32), vs. cmake + ninja (i.e. cmake -GNinja && 
> ninja).  On an HP z620 with 32 virtual procs on ssd, it takes me just 
> under 10 minutes to build lldb with configure/make.  The same machine 
> with ninja + cmake takes 4.25 minutes.  *huge* speedup.
>
> We'll be moving in that direction on our dev setups based on that 
> change.  If for some reason we hit any hiccups with that, I'll be sure 
> to tell you about them.
> -- 
> Todd Fiala | 	 Software Engineer | 	tfiala at google.com 
> <mailto:tfiala at google.com> | 	650-943-3180
>
>
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