Mercurial > hg > CbC > CbC_llvm
view clang/test/SemaCXX/warn-unused-parameters.cpp @ 222:81f6424ef0e3 llvm-original
LLVM original branch
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sun, 18 Jul 2021 22:10:01 +0900 |
parents | 1d019706d866 |
children | c4bab56944e8 |
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// RUN: %clang_cc1 -fsyntax-only -Wunused-parameter -verify -std=c++11 %s template<typename T> struct X { T f0(T x); T f1(T x); T f2(T); template<typename U> U f3(U x); template<typename U> U f4(U x); template<typename U> U f5(U); }; template<typename T> T X<T>::f0(T x) { return x; } template<typename T> T X<T>::f1(T) { return T(); } template<typename T> T X<T>::f2(T x) { return T(); } // expected-warning{{unused parameter 'x'}} template<typename T> template<typename U> U X<T>::f3(U x) { return x; } template<typename T> template<typename U> U X<T>::f4(U) { return U(); } template<typename T> template<typename U> U X<T>::f5(U x) { return U(); } // expected-warning{{unused parameter 'x'}} void test_X(X<int> &x, int i) { x.f0(i); x.f1(i); x.f2(i); x.f3(i); x.f4(i); x.f5(i); } // Make sure both parameters aren't considered unused. template <typename... T> static int test_pack(T... t, T... s) { auto l = [&t...]() { return sizeof...(s); }; return l(); }