test/SemaCXX/unused.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2 // PR4103 : Make sure we don't get a bogus unused expression warning
   3 class APInt {
   4   char foo;
   5 };
   6 class APSInt : public APInt {
   7   char bar;
   8 public:
   9   APSInt &operator=(const APSInt &RHS);
  10 };
  11
  12 APSInt& APSInt::operator=(const APSInt &RHS) {
  13   APInt::operator=(RHS);
  14   return *this;
  15 }
  16
  17 template<typename T>
  18 struct X {
  19   X();
  20 };
  21
  22 void test() {
  23   X<int>();
  24 }