Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/template/sfinae-dr657.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 | 04ced10e8804 |
children |
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// DR 657 // Test that a return or parameter type with abstract class type causes a // deduction failure. struct A { A(); A(int); virtual void f() = 0; }; template<class T> T declval(); template<class T> int declval(...); template<class T> void arg(T); template<class T> int arg(...); int main() { int i = declval<A>(); i = arg<A>(1); }