Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/concepts/intro2.C @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
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// { dg-do compile { target c++17_only } } // { dg-options "-fconcepts" } #include <cassert> template<typename T> concept bool C() { return __is_class(T); } template<int N> concept bool P() { return true; } C{A} struct S1 { P{B} int f1(); }; struct S2 {}; int main() { S1<S2> s; assert(s.f1<10>() == sizeof(S2) + 10); return 0; } C{A} P{B} int S1<A>::f1() { return B + sizeof(A); }