Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/template/pr86246.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// { dg-do compile { target c++11 } } // PR c++/86246 ICE in tsubst namespace std { template<typename T> struct is_class { static constexpr bool value = true; }; template<> struct is_class<double> { static constexpr bool value = false; }; } class MyClass { public: operator double() const { return 1; } template<typename T> operator T() const { static_assert(std::is_class<T>::value, "problem"); return T(); } }; template<typename T> void SetValue(const MyClass& obj, T* value) { // erroneously dispatched to operator T when T is double *value = obj.operator T(); } int main() { MyClass obj; // works fine obj.operator double (); double x; // error, when operator T is called in SetValue SetValue(obj, &x); }