std: adjust the TCP io doc example to work reliably.
Fixes #11576 by making the code never run (and hence never pass when the test was marked `should_fail`).
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@ -81,13 +81,18 @@ Some examples of obvious things you might want to do
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* Make a simple TCP client connection and request
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* Make a simple TCP client connection and request
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```rust,should_fail
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```rust
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# #![allow(unused_must_use)]
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# #![allow(unused_must_use)]
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use std::io::net::tcp::TcpStream;
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use std::io::net::tcp::TcpStream;
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# // connection doesn't fail if a server is running on 8080
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# // locally, we still want to be type checking this code, so lets
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# // just stop it running (#11576)
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# if false {
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let mut socket = TcpStream::connect("127.0.0.1", 8080).unwrap();
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let mut socket = TcpStream::connect("127.0.0.1", 8080).unwrap();
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socket.write(bytes!("GET / HTTP/1.0\n\n"));
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socket.write(bytes!("GET / HTTP/1.0\n\n"));
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let response = socket.read_to_end();
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let response = socket.read_to_end();
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# }
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```
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```
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* Make a simple TCP server
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* Make a simple TCP server
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