Dimitry Andric <d...@freebsd.org> writes: > On 2012-10-23 11:05, Dimitry Andric wrote: > >> On 2012-10-22 16:58, Jan Beich wrote: >>> Dimitry Andric <d...@freebsd.org> writes: >>>> On 2012-10-22 09:00, Jan Beich wrote: >> ... >>>>> undefined reference to `std::__1::basic_ios<char, >>>>> std::__1::char_traits<char> >::clear(unsigned int)' >>>>> clang++: error: linker command failed with exit code 1 (use -v to >>>>> see invocation) >>>> Strange, for me it compiles (with a bunch of warnings, which I have >>>> fixed locally), and links just fine. However, I always use -std=c++11, >>>> which -std= flag are you using, if any? >>> Adding -std=c++11 doesn't help. Neither yours or Garrett's patches. >>> Instead, removing local -finline-functions (implied by -O3) does. >> With clang, -O3 does not imply -finline-functions, but it may have some >> influence on the threshold for inlining. >> >> This error is still very strange though, and it might be a real bug in >> the optimizer at -O3; at this level, it really seems to generate a call >> to a function that is declared inline, with the __always_inline >> attribute. > > I have cherry-picked r165367 from the llvm trunk, which should fix this > issue, and committed it into our head r242007. > > Can you please retry your buildworld with the -O3 flag after updating to > at least that revision?
As of r242014, atf-run builds fine with -O3 and libc++ for me. Thanks. > > I will also MFC the fix to stable/9 later on. _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
