about summary refs log tree commit diff
path: root/tests/ui/generator/static-generators.rs
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/generator/static-generators.rs')
-rw-r--r--tests/ui/generator/static-generators.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/generator/static-generators.rs b/tests/ui/generator/static-generators.rs
new file mode 100644
index 00000000000..d098bf1e688
--- /dev/null
+++ b/tests/ui/generator/static-generators.rs
@@ -0,0 +1,20 @@
+// run-pass
+
+#![feature(generators, generator_trait)]
+
+use std::pin::Pin;
+use std::ops::{Generator, GeneratorState};
+
+fn main() {
+    let mut generator = static || {
+        let a = true;
+        let b = &a;
+        yield;
+        assert_eq!(b as *const _, &a as *const _);
+    };
+    // SAFETY: We shadow the original generator variable so have no safe API to
+    // move it after this point.
+    let mut generator = unsafe { Pin::new_unchecked(&mut generator) };
+    assert_eq!(generator.as_mut().resume(()), GeneratorState::Yielded(()));
+    assert_eq!(generator.as_mut().resume(()), GeneratorState::Complete(()));
+}