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C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C++ 2c
for-loops as while-loops
array subscription
Show all implicit casts
Show all template parameters of a CallExpr
Use libc++
Transform std::initializer_list
Show noexcept internals
Show padding information
Show coroutine transformation
Show C++ to C transformation
Show object lifetime
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#include <type_traits> template <typename ...> struct common_type; // (1) template <typename ...Ts> using common_type_t = typename common_type<Ts...>::type; template <> struct common_type<> // (2) { }; template <class T> struct common_type<T> // (3) { using type = std::decay_t<T>; }; template <class T, class U> struct common_type<T, U> // (4) { using type = std::decay_t< decltype( true ? std::declval< std::decay_t<T> >() : std::declval< std::decay_t<U> >() ) >; }; template <class T, class U, class... V> struct common_type<T, U, V...> // (5) { using type = typename common_type<typename common_type<T,U>::type, V...>::type; }; template struct common_type<char, short, int>;
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