1 files changed, 13 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/associated_type_bounds.rs b/src/tools/rustfmt/tests/target/associated_type_bounds.rs
new file mode 100644
index 000000000..2dcbd65f8
--- /dev/null
+++ b/src/tools/rustfmt/tests/target/associated_type_bounds.rs
@@ -0,0 +1,13 @@
+// See #3657 - https://github.com/rust-lang/rustfmt/issues/3657
+
+#![feature(associated_type_bounds)]
+
+fn f<I: Iterator<Item: Clone>>() {}
+
+fn g<I: Iterator<Item: Clone>>() {}
+
+fn h<I: Iterator<Item: Clone>>() {}
+
+fn i<I: Iterator<Item: Clone>>() {}
+
+fn j<I: Iterator<Item: Clone + 'a>>() {}