Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp0x/pr54323.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// PR c++/54323 // { dg-do compile { target c++11 } } template<bool, typename T = void> struct enable_if { }; template<typename T> struct enable_if<true, T> { typedef T type; }; template<template<typename> class CRTP, typename T> class Base { public: template<template<typename> class CRTP0, typename T0, class> friend int func(const Base<CRTP0, T0>& rhs); protected: int n; }; template<template<typename> class CRTP0, typename T0, class = typename enable_if<true>::type> int func(const Base<CRTP0, T0>& rhs) { return rhs.n; } template<typename T> class Derived : public Base<Derived, T> {}; int main() { Derived<int> x; func(x); return 0; }