clang/test/Lexer/wchar.c

   1 // RUN: %clang_cc1 -fsyntax-only -fwchar-type=short -fno-signed-wchar -verify %s
   2
   3 void f(void) {
   4   (void)L"\U00010000"; // unicode escape produces UTF-16 sequence, so no warning
   5
   6   (void)L'ab';  // expected-error {{wide character literals may not contain multiple characters}}
   7
   8   (void)L'a\u1000';  // expected-error {{wide character literals may not contain multiple characters}}
   9 }
  10