Implement string suffixes from N3642
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@186956 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/string b/include/string
index 89f75cd..88d32b1 100644
--- a/include/string
+++ b/include/string
@@ -422,6 +422,11 @@
template <> struct hash<u32string>;
template <> struct hash<wstring>;
+basic_string<char> operator "" s( const char *str, size_t len ); // C++14
+basic_string<wchar_t> operator "" s( const wchar_t *str, size_t len ); // C++14
+basic_string<char16_t> operator "" s( const char16_t *str, size_t len ); // C++14
+basic_string<char32_t> operator "" s( const char32_t *str, size_t len ); // C++14
+
} // std
*/
@@ -4097,6 +4102,42 @@
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#if _LIBCPP_STD_VER > 11
+// Literal suffixes for basic_string [basic.string.literals]
+// inline // Deviation from N3690.
+// We believe the inline to be a defect and have submitted an LWG issue.
+// An LWG issue number has not yet been assigned.
+namespace literals
+{
+ inline namespace string_literals
+ {
+ inline _LIBCPP_INLINE_VISIBILITY
+ basic_string<char> operator "" s( const char *__str, size_t __len )
+ {
+ return basic_string<char> (__str, __len);
+ }
+
+ inline _LIBCPP_INLINE_VISIBILITY
+ basic_string<wchar_t> operator "" s( const wchar_t *__str, size_t __len )
+ {
+ return basic_string<wchar_t> (__str, __len);
+ }
+
+ inline _LIBCPP_INLINE_VISIBILITY
+ basic_string<char16_t> operator "" s( const char16_t *__str, size_t __len )
+ {
+ return basic_string<char16_t> (__str, __len);
+ }
+
+ inline _LIBCPP_INLINE_VISIBILITY
+ basic_string<char32_t> operator "" s( const char32_t *__str, size_t __len )
+ {
+ return basic_string<char32_t> (__str, __len);
+ }
+ }
+}
+#endif
+
_LIBCPP_EXTERN_TEMPLATE(class basic_string<char>)
_LIBCPP_EXTERN_TEMPLATE(class basic_string<wchar_t>)