clang/test/SemaCXX/cxx11-unused.cpp

   1 // RUN: %clang_cc1 -std=c++11 -verify %s -Wunused-parameter
   2
   3 // PR19303 : Make sure we don't get a unused expression warning for deleted and
   4 // defaulted functions
   5
   6 // expected-no-diagnostics
   7
   8 class A {
   9 public:
  10   int x;
  11   A() = default;
  12   ~A() = default;
  13   A(const A &other) = delete;
  14
  15   template <typename T>
  16   void SetX(T x) {
  17     this->x = x;
  18   };
  19
  20   void SetX1(int x);
  21 };
  22
  23 template <>
  24 void A::SetX(A x) = delete;
  25
  26 class B {
  27 public:
  28   B() = default;
  29   ~B() = default;
  30   B(const B &other);
  31 };
  32
  33 B::B(const B &other) = default;