[PATCH] Use -std=c++11 when no arguments are provided.

[Edwin Vane]

  One more fix.


================
Comment at: docs/cpp11-migrate.rst:44
@@ -43,3 +43,3 @@
 arguments, it might be easier to pass the compiler args on the command line
-after ``--``. If you're working with multiple files or even a single file
-with many compiler args, it's probably best to use a *compilation database*.
+after ``--``. If you don't have any compiler argument then ``--`` is not needed.
+If you're working with multiple files or even a single file with many compiler
----------------
  If you con't have any compiler arguments then ...


http://llvm-reviews.chandlerc.com/D1337