I think this is due to libcxx and friends not being updated. I just pushed some preliminary versions, I hope that will get things back on track.
Fabian On 06-09-2016 21:37:09 +0000, Han H. wrote: > Hi Fabian, > > The patch works for me. Thanks! > > The emerge of llvm-3.8.1 is done, but after that I tried to emptytree the > system. Then it ran into an error when I emerge cmake (and many others) with > the following error message. It looks some way of declaration was recognized > by old clang but not by the new one, and now it’s not possible to go back to > old clang (with the same error message). Do you have an idea how to fix > this? > > [ 8%] Building CXX object > Source/kwsys/CMakeFiles/cmsys.dir/EncodingCXX.cxx.o > > cd > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build/Source/kwsys > && /Users/abc/gentoo/usr/bin/x86_64-apple-darwin15-clang++ > -DKWSYS_NAMESPACE=cmsys > -I/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build/Source > -I/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build/Source/kwsys > > -DNDEBUG -march=native -O2 -pipe -std=gnu++14 -o > CMakeFiles/cmsys.dir/EncodingCXX.cxx.o -c > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Source/kwsys/EncodingCXX.cxx > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Utilities/cmjsoncpp/src/lib_json/json_writer.cpp:7: > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Utilities/cmjsoncpp/include/json/writer.h:10: > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Utilities/cmjsoncpp/include/json/value.h:12: > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1938:44: error: > 'basic_string<_CharT, _Traits, _Allocator>' is missing exception > specification > > 'noexcept(is_nothrow_copy_constructible<allocator_type>::value)' > > basic_string<_CharT, _Traits, _Allocator>::basic_string(const > allocator_type& __a) > > ^ > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1326:40: note: previous > declaration is here > > _LIBCPP_INLINE_VISIBILITY explicit basic_string(const allocator_type& > __a) > > ^ > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Source/kwsys/Directory.cxx:13: > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build/Source/cmsys/Directory.hxx:16: > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1938:44: error: > 'basic_string<_CharT, _Traits, _Allocator>' is missing exception > specification > > 'noexcept(is_nothrow_copy_constructible<allocator_type>::value)' > > basic_string<_CharT, _Traits, _Allocator>::basic_string(const > allocator_type& __a) > > ^ > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1326:40: note: previous > declaration is here > > _LIBCPP_INLINE_VISIBILITY explicit basic_string(const allocator_type& > __a) > > ^ > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Utilities/cmjsoncpp/src/lib_json/json_value.cpp:8: > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Utilities/cmjsoncpp/include/json/value.h:12: > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1938:44: error: > 'basic_string<_CharT, _Traits, _Allocator>' is missing exception > specification > > 'noexcept(is_nothrow_copy_constructible<allocator_type>::value)' > > basic_string<_CharT, _Traits, _Allocator>::basic_string(const > allocator_type& __a) > > ^ > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1326:40: In file included > from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Source/kwsys/DynamicLoader.cxx:13: > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build/Source/cmsys/DynamicLoader.hxx:16: > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1938:44: error: > 'basic_string<_CharT, _Traits, _Allocator>' is missing exception > specification > > 'noexcept(is_nothrow_copy_constructible<allocator_type>::value)' > > basic_string<_CharT, _Traits, _Allocator>::basic_string(const > allocator_type& __a) > > note ^ > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1326:40: note: previous > declaration is here > > _LIBCPP_INLINE_VISIBILITY explicit basic_string(const allocator_type& > __a) > > ^ > > : previous declaration is here > > _LIBCPP_INLINE_VISIBILITY explicit basic_string(const allocator_type& > __a) > > ^ > > 1 error generated. > > make[2]: *** [Source/kwsys/CMakeFiles/cmsys.dir/build.make:255: > Source/kwsys/CMakeFiles/cmsys.dir/DynamicLoader.cxx.o] Error 1 > > make[2]: *** Waiting for unfinished jobs.... > > 1 error generated. > > make[2]: *** [Source/kwsys/CMakeFiles/cmsys.dir/build.make:231: > Source/kwsys/CMakeFiles/cmsys.dir/Directory.cxx.o] Error 1 > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1/Source/kwsys/EncodingCXX.cxx:20: > > In file included from > /Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build/Source/cmsys/Encoding.hxx:16: > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1938:44: error: > 'basic_string<_CharT, _Traits, _Allocator>' is missing exception > specification > > 'noexcept(is_nothrow_copy_constructible<allocator_type>::value)' > > basic_string<_CharT, _Traits, _Allocator>::basic_string(const > allocator_type& __a) > > ^ > > /Users/abc/gentoo/usr/bin/../include/c++/v1/string:1326:40: note: previous > declaration is here > > _LIBCPP_INLINE_VISIBILITY explicit basic_string(const allocator_type& > __a) > > ^ > > 1 error generated. > > make[2]: *** [Source/kwsys/CMakeFiles/cmsys.dir/build.make:279: > Source/kwsys/CMakeFiles/cmsys.dir/EncodingCXX.cxx.o] Error 1 > > make[2]: Leaving directory > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build' > > make[1]: *** [CMakeFiles/Makefile2:1026: > Source/kwsys/CMakeFiles/cmsys.dir/all] Error 2 > > 1 error generated. > > make[2]: *** [Utilities/cmjsoncpp/CMakeFiles/cmjsoncpp.dir/build.make:111: > Utilities/cmjsoncpp/CMakeFiles/cmjsoncpp.dir/src/lib_json/json_writer.cpp.o] > Error 1 > > 1 error generated. > > make[2]: *** [Utilities/cmjsoncpp/CMakeFiles/cmjsoncpp.dir/build.make:87: > Utilities/cmjsoncpp/CMakeFiles/cmjsoncpp.dir/src/lib_json/json_value.cpp.o] > Error 1 > > make[2]: Leaving directory > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build' > > make[1]: *** [CMakeFiles/Makefile2:1431: > Utilities/cmjsoncpp/CMakeFiles/cmjsoncpp.dir/all] Error 2 > > make[1]: Leaving directory > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build' > > make: *** [Makefile:161: all] Error 2 > > * ERROR: dev-util/cmake-3.6.1-r1::gentoo_prefix failed (compile phase): > > * emake failed > > * > > * If you need support, post the output of `emerge --info > '=dev-util/cmake-3.6.1-r1::gentoo_prefix'`, > > * the complete build log and the output of `emerge -pqv > '=dev-util/cmake-3.6.1-r1::gentoo_prefix'`. > > * The complete build log is located at > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/temp/build.log'. > > * The ebuild environment file is located at > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/temp/environment'. > > * Working directory: > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1_build' > > * S: > '/Users/abc/gentoo/var/tmp/portage/dev-util/cmake-3.6.1-r1/work/cmake-3.6.1' > -- Fabian Groffen Gentoo on a different level
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