Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/concepts/class5.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" } template<typename T> concept bool One() { return sizeof(T) >= 4; } template<typename T> concept bool Two() { return One<T>() && sizeof(T) >= 8; } // Check ordering of partial specializaitons template<typename T> struct S2 { static const int value = 0; }; template<One T> struct S2<T> { static const int value = 1; }; template<Two T> struct S2<T> { static const int value = 2; }; struct one_type { char x[4]; }; struct two_type { char x[8]; }; static_assert(S2<char>::value == 0, ""); static_assert(S2<one_type>::value == 1, ""); static_assert(S2<two_type>::value == 2, ""); int main() { }