diff options
Diffstat (limited to 'library/core/src/num/f32.rs')
| -rw-r--r-- | library/core/src/num/f32.rs | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/library/core/src/num/f32.rs b/library/core/src/num/f32.rs index 6636054a659..bf923d4070a 100644 --- a/library/core/src/num/f32.rs +++ b/library/core/src/num/f32.rs @@ -1591,8 +1591,9 @@ pub mod math { /// [`f32::floor`]: ../../../std/primitive.f32.html#method.floor #[inline] #[unstable(feature = "core_float_math", issue = "137578")] + #[rustc_const_unstable(feature = "const_float_round_methods", issue = "141555")] #[must_use = "method returns a new number and does not mutate the original value"] - pub fn floor(x: f32) -> f32 { + pub const fn floor(x: f32) -> f32 { // SAFETY: intrinsic with no preconditions unsafe { intrinsics::floorf32(x) } } @@ -1621,7 +1622,8 @@ 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")] - pub fn ceil(x: f32) -> f32 { + #[rustc_const_unstable(feature = "const_float_round_methods", issue = "141555")] + pub const fn ceil(x: f32) -> f32 { // SAFETY: intrinsic with no preconditions unsafe { intrinsics::ceilf32(x) } } @@ -1655,7 +1657,8 @@ pub mod math { #[inline] #[unstable(feature = "core_float_math", issue = "137578")] #[must_use = "method returns a new number and does not mutate the original value"] - pub fn round(x: f32) -> f32 { + #[rustc_const_unstable(feature = "const_float_round_methods", issue = "141555")] + pub const fn round(x: f32) -> f32 { // SAFETY: intrinsic with no preconditions unsafe { intrinsics::roundf32(x) } } @@ -1688,7 +1691,8 @@ pub mod math { #[inline] #[unstable(feature = "core_float_math", issue = "137578")] #[must_use = "method returns a new number and does not mutate the original value"] - pub fn round_ties_even(x: f32) -> f32 { + #[rustc_const_unstable(feature = "const_float_round_methods", issue = "141555")] + pub const fn round_ties_even(x: f32) -> f32 { intrinsics::round_ties_even_f32(x) } @@ -1718,7 +1722,8 @@ 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")] - pub fn trunc(x: f32) -> f32 { + #[rustc_const_unstable(feature = "const_float_round_methods", issue = "141555")] + pub const fn trunc(x: f32) -> f32 { // SAFETY: intrinsic with no preconditions unsafe { intrinsics::truncf32(x) } } @@ -1747,8 +1752,9 @@ pub mod math { /// [`f32::fract`]: ../../../std/primitive.f32.html#method.fract #[inline] #[unstable(feature = "core_float_math", issue = "137578")] + #[rustc_const_unstable(feature = "const_float_round_methods", issue = "141555")] #[must_use = "method returns a new number and does not mutate the original value"] - pub fn fract(x: f32) -> f32 { + pub const fn fract(x: f32) -> f32 { x - trunc(x) } |