On 2012-11-29 10:59, Volodymyr Kostyrko wrote:
When compiling databases/db5 with CFLAGS+= -stdlib=libc++ I got this:

libtool: compile:  c++ -c -I. -I./../src -D_THREAD_SAFE -O2 -pipe
-march=native -fno-strict-aliasing -stdlib=libc++ ../lang/cxx/cxx_db.cpp
   -fPIC -DPIC -o .libs/cxx_db.o
In file included from ../lang/cxx/cxx_channel.cpp:13:
In file included from ./db_cxx.h:55:
In file included from /usr/include/c++/v1/iostream:38:
In file included from /usr/include/c++/v1/ios:216:
In file included from /usr/include/c++/v1/__locale:15:
In file included from /usr/include/c++/v1/string:434:
In file included from /usr/include/c++/v1/algorithm:590:
In file included from /usr/include/c++/v1/initializer_list:47:
/usr/include/c++/v1/cstddef:64:61: error: expected class member or base
class name
      _LIBCPP_ALWAYS_INLINE _LIBCPP_CONSTEXPR nullptr_t() : _(0) {}
                                                              ^
./db_int.h:445:16: note: expanded from macro '_'
#define _(msg)  msg     /* Replace with localization function. */
                  ^

The problem is actually on libc++ side and has been fixed upstream:

http://llvm.org/viewvc/llvm-project?view=rev&revision=167038

Yes, David imported a new libc++ snapshot, including this fix, into head
in r242945.  He did not set an MFC period at the time, so I am not sure
what his plans are. :-)
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