Replace const_float_round_methods with core_float_math in const stability attribute

Author: nxsaken

library/core/src/num/f32.rs

@@ -1591,6 +1591,7 @@ pub mod math {
     /// [`f32::floor`]: ../../../std/primitive.f32.html#method.floor
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn floor(x: f32) -> f32 {
         // SAFETY: intrinsic with no preconditions
@@ -1621,6 +1622,7 @@ pub mod math {
     #[doc(alias = "ceiling")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     pub const fn ceil(x: f32) -> f32 {
         // SAFETY: intrinsic with no preconditions
         unsafe { intrinsics::ceilf32(x) }
@@ -1654,6 +1656,7 @@ pub mod math {
     /// [`f32::round`]: ../../../std/primitive.f32.html#method.round
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn round(x: f32) -> f32 {
         // SAFETY: intrinsic with no preconditions
@@ -1687,6 +1690,7 @@ pub mod math {
     /// [`f32::round_ties_even`]: ../../../std/primitive.f32.html#method.round_ties_even
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn round_ties_even(x: f32) -> f32 {
         intrinsics::round_ties_even_f32(x)
@@ -1718,6 +1722,7 @@ pub mod math {
     #[doc(alias = "truncate")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     pub const fn trunc(x: f32) -> f32 {
         // SAFETY: intrinsic with no preconditions
         unsafe { intrinsics::truncf32(x) }
@@ -1747,6 +1752,7 @@ pub mod math {
     /// [`f32::fract`]: ../../../std/primitive.f32.html#method.fract
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn fract(x: f32) -> f32 {
         x - trunc(x)

library/core/src/num/f64.rs

@@ -1589,6 +1589,7 @@ pub mod math {
     /// [`f64::floor`]: ../../../std/primitive.f64.html#method.floor
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn floor(x: f64) -> f64 {
         // SAFETY: intrinsic with no preconditions
@@ -1618,6 +1619,7 @@ pub mod math {
     #[inline]
     #[doc(alias = "ceiling")]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn ceil(x: f64) -> f64 {
         // SAFETY: intrinsic with no preconditions
@@ -1652,6 +1654,7 @@ pub mod math {
     /// [`f64::round`]: ../../../std/primitive.f64.html#method.round
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn round(x: f64) -> f64 {
         // SAFETY: intrinsic with no preconditions
@@ -1685,6 +1688,7 @@ pub mod math {
     /// [`f64::round_ties_even`]: ../../../std/primitive.f64.html#method.round_ties_even
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn round_ties_even(x: f64) -> f64 {
         intrinsics::round_ties_even_f64(x)
@@ -1715,6 +1719,7 @@ pub mod math {
     #[inline]
     #[doc(alias = "truncate")]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn trunc(x: f64) -> f64 {
         // SAFETY: intrinsic with no preconditions
@@ -1745,6 +1750,7 @@ pub mod math {
     /// [`f64::fract`]: ../../../std/primitive.f64.html#method.fract
     #[inline]
     #[unstable(feature = "core_float_math", issue = "137578")]
+    #[rustc_const_stable(feature = "core_float_math", issue = "137578")]
     #[must_use = "method returns a new number and does not mutate the original value"]
     pub const fn fract(x: f64) -> f64 {
         x - trunc(x)