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| author | bors <bors@rust-lang.org> | 2018-01-24 03:02:15 +0000 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2018-01-24 03:02:15 +0000 |
| commit | a538fe7ce715c7bd27e2e05329c3d857b9ad92af (patch) | |
| tree | 4ad33836bf270d25c4c8184d61f5487121dedefe /src/libstd | |
| parent | fdecb0564b86f6876124903a05e590e929532039 (diff) | |
| parent | 556fb02e43a16de50764af55db20f64ac17e7f23 (diff) | |
| download | rust-a538fe7ce715c7bd27e2e05329c3d857b9ad92af.tar.gz rust-a538fe7ce715c7bd27e2e05329c3d857b9ad92af.zip | |
Auto merge of #46931 - clarcharr:float_bits_core, r=alexcrichton
Expose float from_bits and to_bits in libcore. These methods have no dependencies on libm and thus should be offered in libcore.
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/f32.rs | 5 | ||||
| -rw-r--r-- | src/libstd/f64.rs | 5 |
2 files changed, 4 insertions, 6 deletions
diff --git a/src/libstd/f32.rs b/src/libstd/f32.rs index 5e5695f15ac..9810dede618 100644 --- a/src/libstd/f32.rs +++ b/src/libstd/f32.rs @@ -1015,7 +1015,7 @@ impl f32 { #[stable(feature = "float_bits_conv", since = "1.20.0")] #[inline] pub fn to_bits(self) -> u32 { - unsafe { ::mem::transmute(self) } + num::Float::to_bits(self) } /// Raw transmutation from `u32`. @@ -1059,8 +1059,7 @@ impl f32 { #[stable(feature = "float_bits_conv", since = "1.20.0")] #[inline] pub fn from_bits(v: u32) -> Self { - // It turns out the safety issues with sNaN were overblown! Hooray! - unsafe { ::mem::transmute(v) } + num::Float::from_bits(v) } } diff --git a/src/libstd/f64.rs b/src/libstd/f64.rs index e4eea745bb7..29ba7d0dac6 100644 --- a/src/libstd/f64.rs +++ b/src/libstd/f64.rs @@ -970,7 +970,7 @@ impl f64 { #[stable(feature = "float_bits_conv", since = "1.20.0")] #[inline] pub fn to_bits(self) -> u64 { - unsafe { ::mem::transmute(self) } + num::Float::to_bits(self) } /// Raw transmutation from `u64`. @@ -1014,8 +1014,7 @@ impl f64 { #[stable(feature = "float_bits_conv", since = "1.20.0")] #[inline] pub fn from_bits(v: u64) -> Self { - // It turns out the safety issues with sNaN were overblown! Hooray! - unsafe { ::mem::transmute(v) } + num::Float::from_bits(v) } } |