Date: Thu, 2 Dec 2021 10:51:41 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: John Baldwin <jhb@freebsd.org> Cc: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, Ed Maste <emaste@freebsd.org>, FreeBSD Hackers <freebsd-hackers@freebsd.org> Subject: Re: Retiring WITHOUT_CXX Message-ID: <20211202185141.GA8371@troutmask.apl.washington.edu> In-Reply-To: <ab58cfdd-61f9-abfb-6848-a33c7a4f1069@FreeBSD.org> References: <CAPyFy2DJcDFbSoD8awU03jPBY1YVytf%2Bxk4qpv3pW_GLkOsfWA@mail.gmail.com> <202111260909.1AQ99LY2023877@gndrsh.dnsmgr.net> <CAPyFy2Bs76J=UVotL6McqdHVNwhtYmfQq7U2xpXVKiQTpa78Lw@mail.gmail.com> <alpine.BSF.2.00.2111261838320.68830@ai.fobar.qr> <ab58cfdd-61f9-abfb-6848-a33c7a4f1069@FreeBSD.org>
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On Thu, Dec 02, 2021 at 09:02:17AM -0800, John Baldwin wrote: > > Also, have you looked at what WITHOUT_CXX actually removes? c++ is just > a hard link to clang. That's the big space eater, not libc++.so.1 or > libcxxrt.so.1. For reference, on my 13.x desktop, libc.so.7 is about 3 > times the size of libc++.so.1: > > -r--r--r-- 1 root wheel 1986208 Aug 19 15:28 /lib/libc.so.7 > -r--r--r-- 1 root wheel 112200 Aug 19 15:29 /lib/libcxxrt.so.1 > -r--r--r-- 1 root wheel 846200 Aug 19 15:29 /usr/lib/libc++.so.1 > How well do libc++.so and libcxxrt.so work if you remove libc.so? Yes, removing libc++.so and libcxxrt.so only remove 95 kBi, but your size comparison to libc is misleading. -- Steve
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