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marcel@localhost ~/isolated-vm $ g++ thing.cc -std=c++11 | |
thing.cc: In instantiation of 'void MakeThing(Args&& ...) [with Args = {}]': | |
thing.cc:16:12: required from here | |
thing.cc:12:44: error: use of deleted function 'Thing::Thing(const Thing&)' | |
Thing instance(std::forward<Args>(args)...); | |
^ | |
thing.cc:5:2: note: declared here | |
Thing(const Thing&) = delete; | |
^ | |
marcel@localhost ~/isolated-vm $ g++ --version | |
g++ (Gentoo 5.4.0-r3 p1.3, pie-0.6.5) 5.4.0 | |
Copyright (C) 2015 Free Software Foundation, Inc. | |
This is free software; see the source for copying conditions. There is NO | |
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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#include <utility> | |
struct Thing { | |
Thing() = default; | |
Thing(const Thing&) = delete; | |
// It works fine if you don't have any virtual methods | |
virtual ~Thing() = default; | |
}; | |
template <typename ...Args> | |
void MakeThing(Args&&... args) { | |
Thing instance(std::forward<Args>(args)...); | |
} | |
int main() { | |
MakeThing(); | |
return 0; | |
} |
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