std::fegetenv, std::fesetenv
Min standard notice:
Header: <cfenv>
Manages the status of the floating-point environment.
# Declarations
int fegetenv( std::fenv_t* envp )
(since C++11)
int fesetenv( const std::fenv_t* envp );
(since C++11)
# Parameters
envp: pointer to the object of type std::fenv_t which holds the status of the floating-point environment
# Return value
0 on success, non-zero otherwise.