Re: --enable-depend by default (was Re: Patch: fix lock contention for HASHHDR.mutex)

From: Andres Freund <andres(at)anarazel(dot)de>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Greg Stark <stark(at)mit(dot)edu>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Teodor Sigaev <teodor(at)sigaev(dot)ru>, obartunov(at)gmail(dot)com, Andrew Dunstan <andrew(at)dunslane(dot)net>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Aleksander Alekseev <a(dot)alekseev(at)postgrespro(dot)ru>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: --enable-depend by default (was Re: Patch: fix lock contention for HASHHDR.mutex)
Date: 2015-12-30 16:51:20
Message-ID: 20151230165120.bv5meot5lrtto2js@alap3.anarazel.de
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On 2015-12-30 11:13:31 -0500, Tom Lane wrote:
> The buildfarm already made its choice in this area, and that's ccache.
> Layering --enable-depend on top of builds that are using ccache is
> simply a waste.
>
> (Admittedly, ccache is gcc-specific, but TTBOTMK so is --enable-depend.)

For posterities sake: clang supports the dependency stuff by default,
it's harder but doable to get clang running with ccache.

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