| // RUN: %clang_cc1 -fsyntax-only -verify -Wunused -Wunused-member-function %s |
| |
| static void f1(); // expected-warning{{unused}} |
| |
| namespace { |
| void f2(); // expected-warning{{unused}} |
| |
| void f3() { } // expected-warning{{unused}} |
| |
| struct S { |
| void m1() { } // expected-warning{{unused}} |
| void m2(); // expected-warning{{unused}} |
| void m3(); |
| S(const S&); |
| void operator=(const S&); |
| }; |
| |
| template <typename T> |
| struct TS { |
| void m(); |
| }; |
| template <> void TS<int>::m() { } // expected-warning{{unused}} |
| |
| template <typename T> |
| void tf() { } |
| template <> void tf<int>() { } // expected-warning{{unused}} |
| |
| struct VS { |
| virtual void vm() { } |
| }; |
| |
| struct SVS : public VS { |
| void vm() { } |
| }; |
| } |
| |
| void S::m3() { } // expected-warning{{unused}} |
| |
| static inline void f4() { } |
| const unsigned int cx = 0; |
| |
| static int x1; // expected-warning{{unused}} |
| |
| namespace { |
| int x2; // expected-warning{{unused}} |
| |
| struct S2 { |
| static int x; // expected-warning{{unused}} |
| }; |
| |
| template <typename T> |
| struct TS2 { |
| static int x; |
| }; |
| template <> int TS2<int>::x; // expected-warning{{unused}} |
| } |
| |
| namespace PR8841 { |
| // Ensure that friends of class templates are considered to have a dependent |
| // context and not marked unused. |
| namespace { |
| template <typename T> struct X { |
| friend bool operator==(const X&, const X&) { return false; } |
| }; |
| } |
| template <typename T> void template_test(X<T> x) { |
| (void)(x == x); |
| } |
| void test() { |
| X<int> x; |
| template_test(x); |
| } |
| } |
| |
| namespace test4 { |
| namespace { struct A {}; } |
| |
| void test(A a); // expected-warning {{unused function}} |
| extern "C" void test4(A a); |
| } |