Reland "Merge more Kernel infrastructure from kernel_sdk SDK fork."

tests/kernel/unsorted/global_function_test.dart

Index: tests/kernel/unsorted/global_function_test.dart
diff --git a/tests/kernel/unsorted/global_function_test.dart b/tests/kernel/unsorted/global_function_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..925ce80cd4ff2c24d6900cd49d7e56ce9a592b90
--- /dev/null
+++ b/tests/kernel/unsorted/global_function_test.dart
@@ -0,0 +1,35 @@
+// Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+main() {
+  foo(1, 2);
+  print('---');
+  foo(1, 2, d: 12);
+  print('---');
+  foo(1, 2, c: 11, e: 13);
+
+  print('=====');
+
+  bar(1, 2);
+  print('---');
+  bar(1, 2, 3);
+  print('---');
+  bar(1, 2, 3, 4);
+}
+
+foo(a, b, {c, d, e}) {
+  print(a);
+  print(b);
+  print(c);
+  print(d);
+  print(e);
+}
+
+bar(a, b, [c, d]) {
+  print(a);
+  print(b);
+  print(c);
+  print(d);
+}
+