35 lines
992 B
C++
35 lines
992 B
C++
// RUN: %clang_cc1 -fsyntax-only -Wunused-parameter -verify -std=c++11 %s
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template<typename T>
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struct X {
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T f0(T x);
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T f1(T x);
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T f2(T);
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template<typename U> U f3(U x);
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template<typename U> U f4(U x);
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template<typename U> U f5(U);
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};
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template<typename T> T X<T>::f0(T x) { return x; }
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template<typename T> T X<T>::f1(T) { return T(); }
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template<typename T> T X<T>::f2(T x) { return T(); } // expected-warning{{unused parameter 'x'}}
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template<typename T> template<typename U> U X<T>::f3(U x) { return x; }
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template<typename T> template<typename U> U X<T>::f4(U) { return U(); }
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template<typename T> template<typename U> U X<T>::f5(U x) { return U(); } // expected-warning{{unused parameter 'x'}}
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void test_X(X<int> &x, int i) {
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x.f0(i);
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x.f1(i);
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x.f2(i);
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x.f3(i);
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x.f4(i);
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x.f5(i);
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}
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// Make sure both parameters aren't considered unused.
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template <typename... T>
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static int test_pack(T... t, T... s)
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{
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auto l = [&t...]() { return sizeof...(s); };
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return l();
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}
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