Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp1z/decomp29.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// { dg-do compile { target c++17 } } // { dg-options "-Wunused" } #include <tuple> struct A { int i,j,k; }; A f(); int p[3]; int z; int main() { { auto [i,j,k] = f(); // { dg-warning "unused" } } { [[maybe_unused]] auto [i,j,k] = f(); } { auto [i,j,k] = f(); z = i; } { auto [i,j,k] = f(); // { dg-warning "unused" } i = 5; } { auto [i,j] = std::tuple{1,2}; // { dg-warning "unused" } } { [[maybe_unused]] auto [i,j] = std::tuple{1,2}; } { auto [i,j] = std::tuple{1,2}; z = i; } { auto [i,j] = std::tuple{1,2}; i = 5; } { auto [i,j,k] = p; // { dg-warning "unused" } } { [[maybe_unused]] auto [i,j,k] = p; } { auto [i,j,k] = p; z = i; } { auto [i,j,k] = p; // { dg-warning "unused" } i = 5; } }