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Diffstat (limited to 'src/test/ui/no_send-enum.rs')
-rw-r--r-- | src/test/ui/no_send-enum.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/no_send-enum.rs b/src/test/ui/no_send-enum.rs new file mode 100644 index 000000000..bd560649b --- /dev/null +++ b/src/test/ui/no_send-enum.rs @@ -0,0 +1,18 @@ +#![feature(negative_impls)] + +use std::marker::Send; + +struct NoSend; +impl !Send for NoSend {} + +enum Foo { + A(NoSend) +} + +fn bar<T: Send>(_: T) {} + +fn main() { + let x = Foo::A(NoSend); + bar(x); + //~^ ERROR `NoSend` cannot be sent between threads safely +} |