pub fn set_rounding_mode(flags: FRound) -> Result<(), NonZeroI32>Expand description
visit: https://en.cppreference.com/w/c/numeric/fenv/feround
pub fn set_rounding_mode(flags: FRound) -> Result<(), NonZeroI32>visit: https://en.cppreference.com/w/c/numeric/fenv/feround