1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/path-lookahead.rs b/src/test/ui/path-lookahead.rs
new file mode 100644
index 000000000..d05c75fe8
--- /dev/null
+++ b/src/test/ui/path-lookahead.rs
@@ -0,0 +1,17 @@
+// run-pass
+// run-rustfix
+
+#![allow(dead_code)]
+#![warn(unused_parens)]
+
+// Parser test for #37765
+
+fn with_parens<T: ToString>(arg: T) -> String {
+    return (<T as ToString>::to_string(&arg)); //~WARN unnecessary parentheses around `return` value
+}
+
+fn no_parens<T: ToString>(arg: T) -> String {
+    return <T as ToString>::to_string(&arg);
+}
+
+fn main() {}