Thu, 12 Jan 2017 14:37:55 +0300check before program generation whether SFC step, that is referenced
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Thu, 12 Jan 2017 14:37:55 +0300] rev 1626
check before program generation whether SFC step, that is referenced
by SFC jump, does exists