clang-format: Fix segfault introduced by allowing wraps after comments.

llvm-svn: 271191
diff --git a/clang/unittests/Format/FormatTestJS.cpp b/clang/unittests/Format/FormatTestJS.cpp
index e956ae2..be6f960 100644
--- a/clang/unittests/Format/FormatTestJS.cpp
+++ b/clang/unittests/Format/FormatTestJS.cpp
@@ -62,6 +62,11 @@
   }
 };
 
+TEST_F(FormatTestJS, BlockComments) {
+  verifyFormat("/* aaaaaaaaaaaaa */ aaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
+               "    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
+}
+
 TEST_F(FormatTestJS, UnderstandsJavaScriptOperators) {
   verifyFormat("a == = b;");
   verifyFormat("a != = b;");