1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/ui/parser/macro/literals-are-validated-before-expansion.rs b/src/test/ui/parser/macro/literals-are-validated-before-expansion.rs
new file mode 100644
index 000000000..c3fc754b5
--- /dev/null
+++ b/src/test/ui/parser/macro/literals-are-validated-before-expansion.rs
@@ -0,0 +1,10 @@
+macro_rules! black_hole {
+    ($($tt:tt)*) => {}
+}
+
+fn main() {
+    black_hole! { '\u{FFFFFF}' }
+    //~^ ERROR: invalid unicode character escape
+    black_hole! { "this is surrogate: \u{DAAA}" }
+    //~^ ERROR: invalid unicode character escape
+}