message: [XLA] Define LANG_CXX11 for >= VS 2015
diff: @@ -93,7 +93,8 @@ limitations under the License.
  ((sizeof(a) / sizeof(*(a))) / \
  static_cast<size_t>(!(sizeof(a) % sizeof(*(a)))))
  -#if defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L
  +#if defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L || \
  + (defined(_MSC_VER) && _MSC_VER >= 1900)
  // Define this to 1 if the code is compiled in C++11 mode; leave it
  // undefined otherwise. Do NOT define it to 0 -- that causes
  // '#ifdef LANG_CXX11' to behave differently from '#if LANG_CXX11'.
  