Change the control flow for error handling in the function prelude to jump to the "Kill locals" section at the end.  Add #ifdef macintosh bandaid to make sure we call sigcheck() on the Mac.
Change the control flow for error handling in the function prelude to
jump to the "Kill locals" section at the end.  Add #ifdef macintosh
bandaid to make sure we call sigcheck() on the Mac.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator