Merge pull request swiftlang#8261 from natecook1000/nc-runtest-msg

Dave Abrahams · web-flow · commit f95133070e13 · 2017-03-25T16:37:01.000-07:00
[utils] Add message when run-test is run w/o args
diff --git a/utils/run-test b/utils/run-test
@@ -171,6 +171,7 @@ def main():
         # build_dir.
         paths = args.paths
         if not paths:
+            parser.print_usage()
             error_exit("error: too few arguments")
 
         if args.build != 'skip':
