toolchains accept. Don't argue with the build bots.
Each toolchain provides a good reference for what it accepts:
+
* Clang: http://clang.llvm.org/cxx_status.html
* GCC: http://gcc.gnu.org/projects/cxx0x.html
* MSVC: http://msdn.microsoft.com/en-us/library/hh567368.aspx
unlikely to be supported by our host compilers.
* Rvalue references: N2118_
+
* But *not* Rvalue references for ``*this`` or member qualifiers (N2439_)
+
* Static assert: N1720_
* ``auto`` type deduction: N1984_, N1737_
* Trailing return types: N2541_
* Atomic operations and the C++11 memory model: N2429_
.. _N2118: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2118.html
-.. _N2439: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2439.htm
-.. _N1720: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1720.html
+.. _N2439: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2439.htm
+.. _N1720: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1720.html
.. _N1984: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1984.pdf
-.. _N1737: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1737.pdf
-.. _N2541: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2541.htm
-.. _N2927: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2927.pdf
-.. _N2343: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2343.pdf
-.. _N1757: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1757.html
+.. _N1737: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1737.pdf
+.. _N2541: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2541.htm
+.. _N2927: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2927.pdf
+.. _N2343: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2343.pdf
+.. _N1757: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1757.html
.. _N1987: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1987.htm
-.. _N2431: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2431.pdf
-.. _N2347: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2347.pdf
-.. _N2764: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2764.pdf
-.. _N2657: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2657.htm
-.. _N2930: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2930.html
-.. _N2928: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2928.htm
-.. _N3206: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n3206.htm
-.. _N3272: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n3272.htm
-.. _N2429: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2429.htm
+.. _N2431: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2431.pdf
+.. _N2347: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2347.pdf
+.. _N2764: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2764.pdf
+.. _N2657: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm
+.. _N2930: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2930.html
+.. _N2928: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2928.htm
+.. _N3206: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3206.htm
+.. _N3272: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2011/n3272.htm
+.. _N2429: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2429.htm
The supported features in the C++11 standard libraries are less well tracked,
but also much greater. Most of the standard libraries implement most of C++11's
missing. Fortunately, they are rarely needed.
* The locale support is incomplete.
+Your best option if you cannot test on a Linux system is to minimize your use
+of these features, and watch the Linux build bots to find out if your usage
+triggered a bug. For example if you hit a type trait which doesn't work, we can
+then add support to LLVM's traits header to emulate it.
+
.. _the libstdc++ manual:
http://gcc.gnu.org/onlinedocs/gcc-4.7.3/libstdc++/manual/manual/status.html#status.iso.2011