DEPRECATION WARNING: Passing a string to call() is deprecated and will be illegal
in Sass 4.0. Use call(get-function(max)) instead.

  bar: call(max, $foo...);
       ^^^^^^^^^^^^^^^^^^
    spec/libsass-issues/issue_1266/max/input.scss 3:8  root stylesheet

Error: blah is not a number.
  bar: call(max, $foo...);
       ^^^^^^^^^^^^^^^^^^
  spec/libsass-issues/issue_1266/max/input.scss 3:8  root stylesheet
