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Rollup merge of #30700 - steveklabnik:gh28581, r=brson

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Fixes #28581
This commit is contained in:
Steve Klabnik 2016-01-06 18:31:57 -05:00
commit 48e9d192c0
1 changed files with 4 additions and 0 deletions
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4
src/libcore/marker.rs
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@ -24,6 +24,8 @@ use hash::Hash;
use hash::Hasher;
/// Types that can be transferred across thread boundaries.
///
/// This trait is automatically derived when the compiler determines it's appropriate.
#[stable(feature = "rust1", since = "1.0.0")]
#[lang = "send"]
#[rustc_on_unimplemented = "`{Self}` cannot be sent between threads safely"]
@ -219,6 +221,8 @@ pub trait Copy : Clone {
/// wrapper around the value(s) which can be mutated when behind a `&`
/// reference; not doing this is undefined behavior (for example,
/// `transmute`-ing from `&T` to `&mut T` is invalid).
///
/// This trait is automatically derived when the compiler determines it's appropriate.
#[stable(feature = "rust1", since = "1.0.0")]
#[lang = "sync"]
#[rustc_on_unimplemented = "`{Self}` cannot be shared between threads safely"]