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// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2170.html
// { dg-options "-std=c++0x -fextended-identifiers" }

int main()
{
  "\u0041";                     // 'A' UCN is OK in string literal
  '\u0041';                     // also OK in character literal

  int c\u0041c;               // { dg-error "not valid in an identifier" }
  int c\u0024c;               // $ is OK; not part of basic source char set

  U"\uD800";              // { dg-error "not a valid universal character" }
}