1 files changed, 13 insertions, 0 deletions
diff --git a/tests/ui/macros/issue-70446.rs b/tests/ui/macros/issue-70446.rs
new file mode 100644
index 000000000..407094d55
--- /dev/null
+++ b/tests/ui/macros/issue-70446.rs
@@ -0,0 +1,13 @@
+// check-pass
+
+macro_rules! foo {
+    ($(: $p:path)? $(: $l:lifetime)? ) => { bar! {$(: $p)? $(: $l)? } };
+}
+
+macro_rules! bar {
+    ($(: $p:path)? $(: $l:lifetime)? ) => {};
+}
+
+foo! {: 'a }
+
+fn main() {}