From 7bf4dff155e1d2440f067d5f469ab8cc8c9ae44b Mon Sep 17 00:00:00 2001
From: David Renshaw <dwrenshaw@gmail.com>
Date: Tue, 9 Jan 2018 08:04:31 -0500
Subject: [PATCH] add generator niche test
---
tests/run-pass/generator_niche.rs | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
create mode 100644 tests/run-pass/generator_niche.rs
diff --git a/tests/run-pass/generator_niche.rs b/tests/run-pass/generator_niche.rs
new file mode 100644
index 0000000..ce68d6e
--- /dev/null
+++ b/tests/run-pass/generator_niche.rs
@@ -0,0 +1,19 @@
+// https://github.com/rust-lang/rust/issues/47253
+
+#![feature(generators)]
+
+pub struct Foo {
+ _a: bool,
+ _b: Option<String>,
+}
+
+fn main() {
+ let g = || {
+ let _f = Foo { _a: true, _b: None };
+ yield ();
+ };
+ match Some(g) {
+ None => (),
+ Some(_) => (),
+ }
+}
--
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