34 lines
785 B
Rust
34 lines
785 B
Rust
// revisions: no_drop_tracking drop_tracking drop_tracking_mir
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// [drop_tracking] compile-flags: -Zdrop-tracking
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// [drop_tracking_mir] compile-flags: -Zdrop-tracking-mir
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// compile-flags: -Zverbose
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// Same as test/ui/generator/not-send-sync.rs
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#![feature(generators)]
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#![feature(negative_impls)]
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struct NotSend;
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struct NotSync;
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impl !Send for NotSend {}
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impl !Sync for NotSync {}
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fn main() {
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fn assert_sync<T: Sync>(_: T) {}
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fn assert_send<T: Send>(_: T) {}
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assert_sync(|| {
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//~^ ERROR: generator cannot be shared between threads safely
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let a = NotSync;
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yield;
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drop(a);
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});
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assert_send(|| {
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//~^ ERROR: generator cannot be sent between threads safely
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let a = NotSend;
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yield;
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drop(a);
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});
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}
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