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Clarify that send_to might fail in certain cases #37432

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Nov 9, 2016
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Clarify that send_to might fail in certain cases #37432

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3 changes: 3 additions & 0 deletions src/libstd/net/udp.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,9 @@ impl UdpSocket {
///
/// Address type can be any implementor of `ToSocketAddrs` trait. See its
/// documentation for concrete examples.
/// This will return an error when the IP version of the local socket
/// does not match that returned from `ToSocketAddrs`
/// See https://github.com/rust-lang/rust/issues/34202 for more details.
#[stable(feature = "rust1", since = "1.0.0")]
pub fn send_to<A: ToSocketAddrs>(&self, buf: &[u8], addr: A)
-> io::Result<usize> {
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