Change string_view::at to make it work with gcc and VC++. Thanks to K-ballo for the bug report, and Jonathan Wakeley for the code review in the bar. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@230260 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/experimental/string_view b/include/experimental/string_view index b8d061f..2a20d7c 100644 --- a/include/experimental/string_view +++ b/include/experimental/string_view 
@@ -280,11 +280,8 @@  const_reference at(size_type __pos) const  {  return __pos >= size() - ? throw out_of_range("string_view::at") + ? (throw out_of_range("string_view::at"), __data[0])  : __data[__pos]; -// if (__pos >= size()) -// throw out_of_range("string_view::at"); -// return __data[__pos];   }    _LIBCPP_CONSTEXPR _LIBCPP_INLINE_VISIBILITY