diff --git a/src/test/ui/tuple/indexing-in-macro.rs b/src/test/ui/tuple/indexing-in-macro.rs
new file mode 100644
index 00000000000..89696cd7fcf
--- /dev/null
+++ b/src/test/ui/tuple/indexing-in-macro.rs
@@ -0,0 +1,9 @@
+// Broken by https://github.com/rust-lang/rust/pull/70420.
+
+macro_rules! m {
+    (.$l:literal) => {};
+}
+
+m!(.0.0); //~ ERROR no rules expected the token `.`
+
+fn main() {}
diff --git a/src/test/ui/tuple/indexing-in-macro.stderr b/src/test/ui/tuple/indexing-in-macro.stderr
new file mode 100644
index 00000000000..78879262b01
--- /dev/null
+++ b/src/test/ui/tuple/indexing-in-macro.stderr
@@ -0,0 +1,11 @@
+error: no rules expected the token `.`
+  --> $DIR/indexing-in-macro.rs:7:6
+   |
+LL | macro_rules! m {
+   | -------------- when calling this macro
+...
+LL | m!(.0.0);
+   |      ^ no rules expected this token in macro call
+
+error: aborting due to previous error
+