mirror of https://github.com/rust-lang/rust
17 lines
412 B
Rust
17 lines
412 B
Rust
// Test which of the builtin types are considered sendable.
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fn assert_send<T:Send>() { }
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// owned content are ok
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fn test30() { assert_send::<Box<isize>>(); }
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fn test31() { assert_send::<String>(); }
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fn test32() { assert_send::<Vec<isize> >(); }
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// but not if they own a bad thing
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fn test40() {
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assert_send::<Box<*mut u8>>();
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//~^ ERROR `*mut u8` cannot be sent between threads safely
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}
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fn main() { }
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