clang/test/SemaCXX/attr-deprecated.cpp

   1 // RUN: %clang_cc1 %s -verify -fexceptions
   2 class A {
   3   void f() __attribute__((deprecated)); // expected-note 2 {{'f' has been explicitly marked deprecated here}}
   4   void g(A* a);
   5   void h(A* a) __attribute__((deprecated));
   6
   7   int b __attribute__((deprecated)); // expected-note 2 {{'b' has been explicitly marked deprecated here}}
   8 };
   9
  10 void A::g(A* a)
  11 {
  12   f(); // expected-warning{{'f' is deprecated}}
  13   a->f(); // expected-warning{{'f' is deprecated}}
  14
  15   (void)b; // expected-warning{{'b' is deprecated}}
  16   (void)a->b; // expected-warning{{'b' is deprecated}}
  17 }
  18
  19 void A::h(A* a)
  20 {
  21   f();
  22   a->f();
  23
  24   (void)b;
  25   (void)a->b;
  26 }
  27
  28 struct B {
  29   virtual void f() __attribute__((deprecated)); // expected-note 6 {{'f' has been explicitly marked deprecated here}}
  30   void g();
  31 };
  32
  33 void B::g() {
  34   f(); // expected-warning{{'f' is deprecated}}
  35   B::f(); // expected-warning{{'f' is deprecated}}
  36 }
  37
  38 struct C : B {
  39   virtual void f();
  40   void g();
  41 };
  42
  43 void C::g() {
  44   f();
  45   C::f();
  46   B::f(); // expected-warning{{'f' is deprecated}}
  47 }
  48
  49 void f(B* b, C *c) {
  50   b->f(); // expected-warning{{'f' is deprecated}}
  51   b->B::f(); // expected-warning{{'f' is deprecated}}
  52
  53   c->f();
  54   c->C::f();
  55   c->B::f(); // expected-warning{{'f' is deprecated}}
  56 }
  57
  58 struct D {
  59   virtual void f() __attribute__((deprecated));// expected-note{{'f' has been explicitly marked deprecated here}}
  60   virtual void f(int) __attribute__((deprecated));// expected-note{{'f' has been explicitly marked deprecated here}}
  61   virtual void f(int, int) __attribute__((deprecated));// expected-note{{'f' has been explicitly marked deprecated here}}
  62 };
  63
  64 void D::f() { }
  65 void D::f(int v) { }
  66 void D::f(int v1, int v2) { }
  67
  68 void f(D* d) {
  69   d->f(); // expected-warning{{'f' is deprecated}}
  70   d->f(42); // expected-warning{{'f' is deprecated}}
  71   d->f(42, 24); // expected-warning{{'f' is deprecated}}
  72 }
  73
  74
  75 // Overloaded namespace members.
  76 namespace test1 {
  77   void foo(int) __attribute__((deprecated)); // expected-note {{'foo' has been explicitly marked deprecated here}}
  78   void test1() { foo(10); } // expected-warning {{deprecated}}
  79   void foo(short) __attribute__((deprecated)); // expected-note {{'foo' has been explicitly marked deprecated here}}
  80   void test2(short s) { foo(s); } // expected-warning {{deprecated}}
  81   void foo(long);
  82   void test3(long l) { foo(l); }
  83   struct A {
  84     friend void foo(A*) __attribute__((deprecated)); // expected-note {{'foo' has been explicitly marked deprecated here}}
  85   };
  86   void test4(A *a) { foo(a); } // expected-warning {{deprecated}}
  87
  88   namespace ns {
  89     struct Foo {};
  90     void foo(const Foo &f) __attribute__((deprecated)); // expected-note {{'foo' has been explicitly marked deprecated here}}
  91   }
  92   void test5() {
  93     foo(ns::Foo()); // expected-warning {{deprecated}}
  94   }
  95 }
  96
  97 // Overloaded class members.
  98 namespace test2 {
  99   struct A {
 100     void foo(int) __attribute__((deprecated)); // expected-note 2 {{'foo' has been explicitly marked deprecated here}}
 101     void foo(long);
 102     static void bar(int) __attribute__((deprecated)); // expected-note 3 {{'bar' has been explicitly marked deprecated here}}
 103     static void bar(long);
 104
 105     void test2(int i, long l);
 106   };
 107   void test1(int i, long l) {
 108     A a;
 109     a.foo(i); // expected-warning {{deprecated}}
 110     a.foo(l);
 111     a.bar(i); // expected-warning {{deprecated}}
 112     a.bar(l);
 113     A::bar(i); // expected-warning {{deprecated}}
 114     A::bar(l);
 115   }
 116
 117   void A::test2(int i, long l) {
 118     foo(i); // expected-warning {{deprecated}}
 119     foo(l);
 120     bar(i); // expected-warning {{deprecated}}
 121     bar(l);
 122   }
 123 }
 124
 125 // Overloaded operators.
 126 namespace test3 {
 127   struct A {
 128     void operator*(const A &);
 129     void operator*(int) __attribute__((deprecated)); // expected-note {{'operator*' has been explicitly marked deprecated here}}
 130     void operator-(const A &) const;
 131   };
 132   void operator+(const A &, const A &);
 133   void operator+(const A &, int) __attribute__((deprecated)); // expected-note {{'operator+' has been explicitly marked deprecated here}}
 134   void operator-(const A &, int) __attribute__((deprecated)); // expected-note {{'operator-' has been explicitly marked deprecated here}}
 135
 136   void test() {
 137     A a, b;
 138     a + b;
 139     a + 1; // expected-warning {{deprecated}}
 140     a - b;
 141     a - 1; // expected-warning {{deprecated}}
 142     a * b;
 143     a * 1; // expected-warning {{deprecated}}
 144   }
 145 }
 146
 147 // Overloaded operator call.
 148 namespace test4 {
 149   struct A {
 150     typedef void (*intfn)(int);
 151     typedef void (*unintfn)(unsigned);
 152     operator intfn() __attribute__((deprecated)); // expected-note {{'operator void (*)(int)' has been explicitly marked deprecated here}}
 153     operator unintfn();
 154     void operator ()(A &) __attribute__((deprecated)); // expected-note {{'operator()' has been explicitly marked deprecated here}}
 155     void operator ()(const A &);
 156   };
 157
 158   void test() {
 159     A a;
 160     a(1); // expected-warning {{deprecated}}
 161     a(1U);
 162
 163     A &b = a;
 164     const A &c = a;
 165     a(b); // expected-warning {{deprecated}}
 166     a(c);
 167   }
 168 }
 169
 170 namespace test5 {
 171   struct A {
 172     operator int() __attribute__((deprecated)); // expected-note 3 {{'operator int' has been explicitly marked deprecated here}}
 173     operator long();
 174   };
 175   void test1(A a) {
 176     int i = a; // expected-warning {{deprecated}}
 177     long l = a;
 178   }
 179
 180   void foo(int);
 181   void foo(void*);
 182   void bar(long);
 183   void bar(void*);
 184   void test2(A a) {
 185     foo(a); // expected-warning {{deprecated}}
 186     bar(a);
 187   }
 188
 189   struct B {
 190     int myInt;
 191     long myLong;
 192
 193     B(A &a) :
 194       myInt(a), // expected-warning {{deprecated}}
 195       myLong(a)
 196     {}
 197   };
 198 }
 199
 200 namespace test6 {
 201   enum __attribute__((deprecated)) A { // expected-note 2 {{'A' has been explicitly marked deprecated here}}
 202     a0
 203   };
 204   void testA() {
 205     A x; // expected-warning {{'A' is deprecated}}
 206     x = a0; // expected-warning {{'a0' is deprecated}}
 207   }
 208
 209   enum B {
 210     b0 __attribute__((deprecated)), // expected-note {{'b0' has been explicitly marked deprecated here}}
 211     b1
 212   };
 213   void testB() {
 214     B x;
 215     x = b0; // expected-warning {{'b0' is deprecated}}
 216     x = b1;
 217   }
 218
 219   template <class T> struct C {
 220     enum __attribute__((deprecated)) Enum { // expected-note 2 {{'Enum' has been explicitly marked deprecated here}}
 221       c0
 222     };
 223   };
 224   void testC() {
 225     C<int>::Enum x; // expected-warning {{'Enum' is deprecated}}
 226     x = C<int>::c0; // expected-warning {{'c0' is deprecated}}
 227   }
 228
 229   template <class T> struct D {
 230     enum Enum {
 231       d0,
 232       d1 __attribute__((deprecated)), // expected-note {{'d1' has been explicitly marked deprecated here}}
 233     };
 234   };
 235   void testD() {
 236     D<int>::Enum x;
 237     x = D<int>::d0;
 238     x = D<int>::d1; // expected-warning {{'d1' is deprecated}}
 239   }
 240 }
 241
 242 namespace test7 {
 243   struct X {
 244     void* operator new(typeof(sizeof(void*))) __attribute__((deprecated));  // expected-note{{'operator new' has been explicitly marked deprecated here}}
 245     void operator delete(void *) __attribute__((deprecated));  // expected-note{{'operator delete' has been explicitly marked deprecated here}}
 246   };
 247
 248   void test() {
 249     X *x = new X;  // expected-warning{{'operator new' is deprecated}} expected-warning{{'operator delete' is deprecated}}
 250   }
 251 }
 252
 253 typedef struct TDS {
 254 } TDS __attribute__((deprecated)); // expected-note {{'TDS' has been explicitly marked deprecated here}}
 255 TDS tds; // expected-warning {{'TDS' is deprecated}}
 256 struct TDS tds2; // no warning, attribute only applies to the typedef.
 257
 258 namespace test8 {
 259 struct A {
 260   // expected-note@+1 {{'B' has been explicitly marked deprecated here}}
 261   struct __attribute__((deprecated)) B {};
 262 };
 263 template <typename T> struct D : T {
 264   using typename T::B;
 265   B b; // expected-warning {{'B' is deprecated}}
 266 };
 267 D<A> da; // expected-note {{in instantiation of template class}}
 268 } // namespace test8