Wandbox

Ran/Viewed Log

Author

anonymous

over 5 years ago

Language

C++

Compiler

clang 7.0.0

Options

Warnings

Boost 1.70.0

C++17

no pedantic

Author

anonymous

over 5 years ago

$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.70.0/clang-7.0.0/include -std=c++17

prog.cc:11:5: error: function cannot return function type 'int (float)'
    R operator()(Args&&... args)
    ^
prog.cc:20:30: note: in instantiation of template class 'CallFunction<int (float)>' requested here
    CallFunction<int(float)> cf;
                             ^
prog.cc:21:38: error: type 'CallFunction<int (float)>' does not provide a call operator
    std::cout << "return value: " << cf(200.f) << "\n";
                                     ^~
2 errors generated.

Exit Code:

1