[bad.exception] (original) (raw)

17 Language support library [support]

17.9 Exception handling [support.exception]

17.9.4 Class bad_exception [bad.exception]

namespace std { class bad_exception : public exception { public: constexpr const char* what() const noexcept override;};}

The classbad_exceptiondefines the type of the object referenced by the exception_ptrreturned from a call to current_exception ([propagation]) when the currently active exception object fails to copy.

constexpr const char* what() const noexcept override;

Returns: An implementation-defined ntbs.