diff options
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/build.rs | 2 | ||||
| -rw-r--r-- | src/libstd/sync/mpsc/mod.rs | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/src/libstd/build.rs b/src/libstd/build.rs index 8fb49a1be4e..a1144a964fd 100644 --- a/src/libstd/build.rs +++ b/src/libstd/build.rs @@ -23,7 +23,7 @@ fn main() { let target = env::var("TARGET").unwrap(); let host = env::var("HOST").unwrap(); - if !target.contains("apple") && !target.contains("msvc") { + if !target.contains("apple") && !target.contains("msvc") && !target.contains("emscripten"){ build_libbacktrace(&host, &target); } diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs index fadca390986..dbcc2bc95bc 100644 --- a/src/libstd/sync/mpsc/mod.rs +++ b/src/libstd/sync/mpsc/mod.rs @@ -299,6 +299,9 @@ pub struct Receiver<T> { #[stable(feature = "rust1", since = "1.0.0")] unsafe impl<T: Send> Send for Receiver<T> { } +#[stable(feature = "rust1", since = "1.0.0")] +impl<T> !Sync for Receiver<T> { } + /// An iterator over messages on a receiver, this iterator will block /// whenever `next` is called, waiting for a new message, and `None` will be /// returned when the corresponding channel has hung up. @@ -327,6 +330,9 @@ pub struct Sender<T> { #[stable(feature = "rust1", since = "1.0.0")] unsafe impl<T: Send> Send for Sender<T> { } +#[stable(feature = "rust1", since = "1.0.0")] +impl<T> !Sync for Sender<T> { } + /// The sending-half of Rust's synchronous channel type. This half can only be /// owned by one thread, but it can be cloned to send to other threads. #[stable(feature = "rust1", since = "1.0.0")] |