Date: Wed, 4 Nov 2020 11:26:51 -0500 From: Ed Maste <emaste@freebsd.org> To: Dimitry Andric <dim@freebsd.org> Cc: src-committers <src-committers@freebsd.org>, svn-src-all <svn-src-all@freebsd.org>, svn-src-head <svn-src-head@freebsd.org> Subject: Re: svn commit: r367304 - in head: share/man/man5 share/mk tools/build/options usr.bin usr.bin/clang usr.bin/clang/llvm-cxxfilt Message-ID: <CAPyFy2AfpZg-zL2YMtGC7M=GvgYBRK3bzX7=KKYTLdmLwMGHoQ@mail.gmail.com> In-Reply-To: <202011031957.0A3JvSJ4038311@repo.freebsd.org> References: <202011031957.0A3JvSJ4038311@repo.freebsd.org>
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On Tue, 3 Nov 2020 at 14:57, Dimitry Andric <dim@freebsd.org> wrote: > > Author: dim > Date: Tue Nov 3 19:57:28 2020 > New Revision: 367304 > URL: https://svnweb.freebsd.org/changeset/base/367304 > > Log: > Add WITH_LLVM_CXXFILT option to install llvm-cxxfilt as c++filt A previous argument against the LLVM versions of binutils replacements is that they were excessively large, but this does not look like a substantial problem here. LLVM's cxxfilt is indeed many times the size of ELF Tool Chain's, but still small enough that for a tool chain component it's not a concern, in my opinion. ELF Tool Chain: $ size obj/c++filt text data bss dec hex filename 66966 1008 8400 76374 0x12a56 obj/c++filt LLVM: $ size obj/llvm-cxxfilt text data bss dec hex filename 378138 1756 9165 389059 0x5efc3 obj/llvm-cxxfilt A remaining issue is that both nm and addr2line can also demangle C++ symbols.
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