14 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s2 3using size_t = decltype(sizeof(int));4void operator ""_x(const wchar_t *, size_t);5 6namespace std_example {7 8int main() {9 L"A" "B" "C"_x;10 "P"_x "Q" "R"_y; // expected-error {{differing user-defined suffixes ('_x' and '_y') in string literal concatenation}}11}12 13}14