1 files changed, 16 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-20186.rs b/src/test/ui/issues/issue-20186.rs
new file mode 100644
index 000000000..54d68f100
--- /dev/null
+++ b/src/test/ui/issues/issue-20186.rs
@@ -0,0 +1,16 @@
+// check-pass
+#![allow(dead_code)]
+#![allow(unused_variables)]
+struct Foo;
+
+impl Foo {
+    fn putc(&self, b: u8) { }
+
+    fn puts(&self, s: &str) {
+        for byte in s.bytes() {
+            self.putc(byte)
+        }
+    }
+}
+
+fn main() {}