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view gcc/testsuite/g++.dg/cpp2a/concepts-pr67427.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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// PR c++/67427 // { dg-do compile { target c++2a } } // { dg-additional-options "-fconcepts-ts" } template <class S, class I> concept bool Sentinel = requires (I i) { i; }; template <class I, class S> concept bool SizedIteratorRange = Sentinel<S, I> && true; Sentinel{S, I} void distance(I first, S last) {} template <class I, class S> requires SizedIteratorRange<I, S> void distance(I first, S last) {} int main() { distance(42, 43); // { dg-error "ambiguous" } }