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authorbors <bors@rust-lang.org>2018-07-04 16:21:42 +0000
committerbors <bors@rust-lang.org>2018-07-04 16:21:42 +0000
commit0ad8f9e5b1950e4ac09950def4231c8d5875de57 (patch)
tree1447e7b31c5844fb8762c0ed0cfc12f607694c68 /src/libcore/num
parenteded1aa14cb322b3b1000ee98ea9ba3a10dacba1 (diff)
parent530d7bc5174e93682a38b22ac7ff4e3569bcd813 (diff)
downloadrust-0ad8f9e5b1950e4ac09950def4231c8d5875de57.tar.gz
rust-0ad8f9e5b1950e4ac09950def4231c8d5875de57.zip
Auto merge of #51395 - SimonSapin:repr-transparent, r=SimonSapin
Add #[repr(transparent)] to some libcore types

* `UnsafeCell`
* `Cell`
* `NonZero*`
* `NonNull`
* `Unique`

CC https://github.com/rust-lang/rust/issues/43036
Diffstat (limited to 'src/libcore/num')
-rw-r--r--src/libcore/num/mod.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs
index 260ebabf1fa..0b8f8f0703d 100644
--- a/src/libcore/num/mod.rs
+++ b/src/libcore/num/mod.rs
@@ -48,6 +48,7 @@ macro_rules! nonzero_integers {
             /// ```
             #[stable(feature = "nonzero", since = "1.28.0")]
             #[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
+            #[repr(transparent)]
             pub struct $Ty(NonZero<$Int>);
 
             impl $Ty {
@@ -123,6 +124,7 @@ nonzero_integers! {
 /// ```
 #[stable(feature = "rust1", since = "1.0.0")]
 #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Default, Hash)]
+#[repr(transparent)]
 pub struct Wrapping<T>(#[stable(feature = "rust1", since = "1.0.0")]
                        pub T);