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authorEric Holk <ericholk@microsoft.com>2021-10-08 15:09:20 -0700
committerEric Holk <ericholk@microsoft.com>2022-01-18 14:25:23 -0800
commit4be32f896a7fc7e9db8b92132b147870bd57bc9b (patch)
tree837d5e699cb8a3641267e2330dfde5e0620d87bc
parent9ad5d82f822b3cb67637f11be2e65c5662b66ec0 (diff)
downloadrust-4be32f896a7fc7e9db8b92132b147870bd57bc9b.tar.gz
rust-4be32f896a7fc7e9db8b92132b147870bd57bc9b.zip
Add test case for #57478
-rw-r--r--src/test/ui/generator/issue-57478.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/generator/issue-57478.rs b/src/test/ui/generator/issue-57478.rs
new file mode 100644
index 00000000000..592632cd351
--- /dev/null
+++ b/src/test/ui/generator/issue-57478.rs
@@ -0,0 +1,14 @@
+#![feature(negative_impls, generators)]
+
+struct Foo;
+impl !Send for Foo {}
+
+fn main() {
+    assert_send(|| {
+        let guard = Foo;
+        drop(guard);
+        yield;
+    })
+}
+
+fn assert_send<T: Send>(_: T) {}