Date: Wed, 6 Apr 2011 21:41:33 +0000 From: Alexander Best <arundel@freebsd.org> To: Juli Mallett <jmallett@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Ulrich Spoerlein <uqs@freebsd.org> Subject: Re: svn commit: r220401 - in head: . share/mk tools/build/mk tools/build/options Message-ID: <20110406214133.GA66860@freebsd.org> In-Reply-To: <BANLkTik=kCL79VrcWsChoRexjxgdfCAB2Q@mail.gmail.com> References: <201104062008.p36K8NR0015687@svn.freebsd.org> <20110406210416.GA62173@freebsd.org> <BANLkTik=kCL79VrcWsChoRexjxgdfCAB2Q@mail.gmail.com>
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On Wed Apr 6 11, Juli Mallett wrote: > On Wed, Apr 6, 2011 at 14:04, Alexander Best <arundel@freebsd.org> wrote: > > On Wed Apr 6 11, Ulrich Spoerlein wrote: > >> Author: uqs > >> Date: Wed Apr 6 20:08:23 2011 > >> New Revision: 220401 > >> URL: http://svn.freebsd.org/changeset/base/220401 > >> > >> Log: > >> Complete WITHOUT_CXX support. It implies WITHOUT_GROFF and > >> WITHOUT_CLANG. > > > > is there no way to build clang/llvm without CXX support? > > Clang and LLVM are written in C++. Even if their support for > compiling C++ could be disabled, you'd still need a C++ cross-compiler > to build them, which ought to be disabled by WITHOUT_CXX, right? good point. is it even possible to build a world *with* C++ support, if the installed world *doesn't* have C++ support? is the C++ part of gcc written in C? if that's the case it's possible. couldn't we install clang *without* C++ support and then do the following to build it *with* C++ support: 1) use gcc to build a bootstrap gcc *with* C++ support 2) use the bootstrap gcc to build clang cheers. alex -- a13x
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