use crate::fmt::{Debug, Formatter, Result}; | |
macro_rules! floating { | |
($ty:ident) => { | |
#[stable(feature = "rust1", since = "1.0.0")] | |
impl Debug for $ty { | |
fn fmt(&self, _fmt: &mut Formatter<'_>) -> Result { | |
panic!("floating point support is turned off"); | |
} | |
} | |
}; | |
} | |
floating! { f32 } | |
floating! { f64 } |