clang/test/CXX/dcl.dcl/dcl.attr/dcl.attr.deprecated/p1.cpp

   1 // RUN: %clang_cc1 -std=c++1y -verify %s
   2
   3 class [[deprecated]] C {}; // expected-note {{'C' has been explicitly marked deprecated here}}
   4 C c; // expected-warning {{'C' is deprecated}}
   5
   6 typedef int t [[deprecated]]; // expected-note {{'t' has been explicitly marked deprecated here}}
   7 t x = 42; // expected-warning {{'t' is deprecated}}
   8
   9 [[deprecated]] int old = 42; // expected-note {{'old' has been explicitly marked deprecated here}}
  10 int use = old; // expected-warning {{'old' is deprecated}}
  11
  12 struct S { [[deprecated]] int member = 42; } s; // expected-note {{'member' has been explicitly marked deprecated here}}
  13 int use2 = s.member; // expected-warning {{'member' is deprecated}}
  14
  15 [[deprecated]] int f() { return 42; } // expected-note {{'f' has been explicitly marked deprecated here}}
  16 int use3 = f(); // expected-warning {{'f' is deprecated}}
  17
  18 enum [[deprecated]] e { E }; // expected-note {{'e' has been explicitly marked deprecated here}}
  19 e my_enum; // expected-warning {{'e' is deprecated}}
  20
  21 template <typename T> class X {};
  22 template <> class [[deprecated]] X<int> {}; // expected-note {{'X<int>' has been explicitly marked deprecated here}}
  23 X<char> x1;
  24 X<int> x2; // expected-warning {{'X<int>' is deprecated}}
  25
  26 template <typename T> class [[deprecated]] X2 {}; //expected-note {{'X2<char>' has been explicitly marked deprecated here}}
  27 template <> class X2<int> {};
  28 X2<char> x3; // expected-warning {{'X2<char>' is deprecated}}
  29 X2<int> x4; // No warning, the specialization removes it.
  30
  31 template <typename T> class [[deprecated]] X3; //expected-note {{'X3<char>' has been explicitly marked deprecated here}}
  32 template <> class X3<int>;
  33 X3<char> *x5; // expected-warning {{'X3<char>' is deprecated}}
  34 X3<int> *x6; // No warning, the specialization removes it.
  35
  36 template <typename T> struct A;
  37 A<int> *p;
  38 template <typename T> struct [[deprecated]] A;//expected-note {{'A<int>' has been explicitly marked deprecated here}} expected-note {{'A<float>' has been explicitly marked deprecated here}}
  39 A<int> *q; // expected-warning {{'A<int>' is deprecated}}
  40 A<float> *r; // expected-warning {{'A<float>' is deprecated}}
  41
  42 template <typename T> struct B;
  43 B<int> *p2;
  44 template <typename T> struct [[deprecated]] B;//expected-note {{'B<int>' has been explicitly marked deprecated here}} expected-note {{'B<float>' has been explicitly marked deprecated here}}
  45 B<int> *q2; // expected-warning {{'B<int>' is deprecated}}
  46 B<float> *r2; // expected-warning {{'B<float>' is deprecated}}
  47
  48 template <typename T>
  49 T some_func(T t) {
  50   struct [[deprecated]] FunS{}; // expected-note {{'FunS' has been explicitly marked deprecated here}}
  51   FunS f;// expected-warning {{'FunS' is deprecated}}
  52
  53 }
  54
  55 template <typename T>
  56 [[deprecated]]T some_func2(T t) {
  57   struct FunS2{};
  58   FunS2 f;// No warning, entire function is deprecated, so usage here should be fine.
  59
  60 }