1 // { dg-do compile { target c++11 } } 2 3 #include <string> 4 5 std::string operator"" _www(const char*, size_t); 6 7 std::string concat01 = "Hello, " "World!"_www; 8 9 std::string concat10 = "Hello, "_www "World!"; 10 11 std::string concat11 = "Hello, "_www "World!"_www; 12 13 14 class Tachyon { }; 15 16 Tachyon operator"" _fast(const char*, size_t); 17 18 int operator"" _fast(const char32_t*, size_t); 19 20 int speedy01 = "Hello, " U"World!"_fast; 21 22 int speedy10 = "Hello, "_fast U"World!"; 23 24 int speedy11 = "Hello, "_fast U"World!"_fast; 25