diff --git a/clang/lib/Format/UnwrappedLineParser.cpp b/clang/lib/Format/UnwrappedLineParser.cpp
--- a/clang/lib/Format/UnwrappedLineParser.cpp
+++ b/clang/lib/Format/UnwrappedLineParser.cpp
@@ -1646,6 +1646,7 @@
     case tok::lessequal:
     case tok::question:
     case tok::colon:
+    case tok::ellipsis:
     case tok::kw_true:
     case tok::kw_false:
       if (SeenArrow) {
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -14125,6 +14125,8 @@
                "    -> int {\n"
                "  return 1; //\n"
                "};");
+  verifyFormat("[]() -> Void<T...> {};");
+  verifyFormat("[a, b]() -> Tuple<T...> { return {}; };");
 
   // Lambdas with explicit template argument lists.
   verifyFormat(