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https://github.com/rust-lang/rust
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16 lines
295 B
Rust
16 lines
295 B
Rust
#![feature(negative_impls, generators)]
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struct Foo(i32);
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impl !Send for Foo {}
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fn main() {
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assert_send(|| { //~ ERROR generator cannot be sent between threads safely
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let guard = Foo(42);
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yield;
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drop(guard);
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yield;
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})
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}
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fn assert_send<T: Send>(_: T) {}
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