diff --git a/src/libcore/num/f32.rs b/src/libcore/num/f32.rs index 229414fe766..aade9061657 100644 --- a/src/libcore/num/f32.rs +++ b/src/libcore/num/f32.rs @@ -73,6 +73,7 @@ pub mod consts { /// pi * 2.0 #[unstable(feature = "float_consts", reason = "unclear naming convention/usefulness")] + #[deprecated(since = "1.2.0", reason = "unclear on usefulness")] pub const PI_2: f32 = 6.28318530717958647692528676655900576_f32; /// pi/2.0 diff --git a/src/libcore/num/f64.rs b/src/libcore/num/f64.rs index bbc1bdacde7..7c9e846af9b 100644 --- a/src/libcore/num/f64.rs +++ b/src/libcore/num/f64.rs @@ -73,6 +73,7 @@ pub mod consts { /// pi * 2.0 #[unstable(feature = "float_consts", reason = "unclear naming convention/usefulness")] + #[deprecated(since = "1.2.0", reason = "unclear on usefulness")] pub const PI_2: f64 = 6.28318530717958647692528676655900576_f64; /// pi/2.0