1 files changed, 8 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/issue-3278/version_one.rs b/src/tools/rustfmt/tests/target/issue-3278/version_one.rs
new file mode 100644
index 000000000..580679fba
--- /dev/null
+++ b/src/tools/rustfmt/tests/target/issue-3278/version_one.rs
@@ -0,0 +1,8 @@
+// rustfmt-version: One
+
+pub fn parse_conditional<'a, I: 'a>(
+) -> impl Parser<Input = I, Output = Expr, PartialState = ()> + 'a
+where
+    I: Stream<Item = char>,
+{
+}