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std::bad_cast(3) Library Functions Manual std::bad_cast(3)

std::bad_cast - Thrown during incorrect typecasting.
If you attempt an invalid dynamic_cast expression, an instance of this class (or something derived from this class) is thrown.

Inherits std::exception.
Inherited by std::experimental::fundamentals_v1::bad_any_cast.


virtual const char * what () const noexcept
 

Thrown during incorrect typecasting.
If you attempt an invalid dynamic_cast expression, an instance of this class (or something derived from this class) is thrown.
Definition at line 187 of file typeinfo.

Returns a C-style character string describing the general cause of the current error.
Reimplemented from std::exception.
Reimplemented in std::experimental::fundamentals_v1::bad_any_cast.

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Thu Nov 29 2018 libstdc++