18 lines
249 B
Rust
18 lines
249 B
Rust
#![feature(optin_builtin_traits)]
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use std::marker::Send;
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struct Foo {
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a: isize,
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}
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impl !Send for Foo {}
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fn bar<T: Send>(_: T) {}
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fn main() {
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let x = Foo { a: 5 };
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bar(x);
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//~^ ERROR `Foo` cannot be sent between threads safely
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}
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