cereal::traits::is\_default\_constructible< T >(3) Library Functions Manual cereal::traits::is\_default\_constructible< T >(3)

# [NAME](#NAME)

cereal::traits::is\_default\_constructible< T > - Determines whether the class T can be default constructed by **cereal::access**.

# [SYNOPSIS](#SYNOPSIS)

#include </home/build/include/cereal/details/traits.hpp>

## [Static Public Member Functions](#Static_Public_Member_Functions)

template<class TT> static auto **test** (int) -> decltype(cereal::access::construct< TT >(), yes())  
template<class> static no **test** (...)

## [Static Public Attributes](#Static_Public_Attributes)

static const bool **value** = std::is\_same<decltype(test<T>(0)), yes>::value

# [Detailed Description](#Detailed_Description)

## [template<class T>](#template_class_T_)

struct cereal::traits::is\_default\_constructible< T >"Determines whether the class T can be default constructed by **cereal::access**.

# [Author](#Author)

Generated automatically by Doxygen for cereal from the source code.

Sat Oct 10 2026 08:08:15 cereal

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Document: cereal_traits_is_default_constructible(3) from cereal 1.3.2-r6 (Chainguard OS)
Source: https://github.com/USCiLab/cereal