Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/concepts/req6.C @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
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// { dg-options "-std=c++17 -fconcepts" } struct X { }; int operator==(X, X) { return 0; } template<typename T> concept bool C1() { return X(); } // { dg-error "bool" } template<C1 T> void h(T) { } // OK until used. void f() { h(0); // { dg-error "does not have|cannot call" } } template<typename T> concept bool C2() { return X() == X(); } // OK