Regression test.

Fix #519.

R=nweiz@google.com

Review URL: https://codereview.chromium.org//2305473002 .
diff --git a/test/regression/0500/0519.stmt b/test/regression/0500/0519.stmt
new file mode 100644
index 0000000..0c2b238
--- /dev/null
+++ b/test/regression/0500/0519.stmt
@@ -0,0 +1,9 @@
+>>> (indent 4)
+    <
+        int>[1, 2, 3, 4].forEach((int value) {
+      print(value);
+    });
+<<<
+    <int>[1, 2, 3, 4].forEach((int value) {
+      print(value);
+    });
\ No newline at end of file