Auto merge of rust-lang#77872 - Xaeroxe:stabilize-clamp, r=scottmcm

Stabilize clamp

Tracking issue: rust-lang#44095

Clamp has been merged and unstable for about a year and a half now. How do we feel about stabilizing this?

library/core/src/cmp.rs

@@ -641,14 +641,12 @@ pub trait Ord: Eq + PartialOrd<Self> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(clamp)]
-    ///
     /// assert!((-3).clamp(-2, 1) == -2);
     /// assert!(0.clamp(-2, 1) == 0);
     /// assert!(2.clamp(-2, 1) == 1);
     /// ```
     #[must_use]
-    #[unstable(feature = "clamp", issue = "44095")]
+    #[stable(feature = "clamp", since = "1.50.0")]
     fn clamp(self, min: Self, max: Self) -> Self
     where
         Self: Sized,

library/std/src/f32.rs

@@ -893,14 +893,13 @@ impl f32 {
     /// # Examples
     ///
     /// ```
-    /// #![feature(clamp)]
     /// assert!((-3.0f32).clamp(-2.0, 1.0) == -2.0);
     /// assert!((0.0f32).clamp(-2.0, 1.0) == 0.0);
     /// assert!((2.0f32).clamp(-2.0, 1.0) == 1.0);
     /// assert!((f32::NAN).clamp(-2.0, 1.0).is_nan());
     /// ```
     #[must_use = "method returns a new number and does not mutate the original value"]
-    #[unstable(feature = "clamp", issue = "44095")]
+    #[stable(feature = "clamp", since = "1.50.0")]
     #[inline]
     pub fn clamp(self, min: f32, max: f32) -> f32 {
         assert!(min <= max);

library/std/src/f64.rs

@@ -895,14 +895,13 @@ impl f64 {
     /// # Examples
     ///
     /// ```
-    /// #![feature(clamp)]
     /// assert!((-3.0f64).clamp(-2.0, 1.0) == -2.0);
     /// assert!((0.0f64).clamp(-2.0, 1.0) == 0.0);
     /// assert!((2.0f64).clamp(-2.0, 1.0) == 1.0);
     /// assert!((f64::NAN).clamp(-2.0, 1.0).is_nan());
     /// ```
     #[must_use = "method returns a new number and does not mutate the original value"]
-    #[unstable(feature = "clamp", issue = "44095")]
+    #[stable(feature = "clamp", since = "1.50.0")]
     #[inline]
     pub fn clamp(self, min: f64, max: f64) -> f64 {
         assert!(min <= max);

library/std/src/lib.rs

@@ -235,7 +235,6 @@
 #![feature(cfg_target_thread_local)]
 #![feature(char_error_internals)]
 #![feature(char_internals)]
-#![feature(clamp)]
 #![feature(concat_idents)]
 #![feature(const_cstr_unchecked)]
 #![feature(const_fn_floating_point_arithmetic)]