* lisp/progmodes/cperl-mode.el (cperl-sniff-for-indent): Detect
whether we have a label or a regex/string.
(cperl-calculate-indent): Check for things which look like labels
but aren't.
* test/lisp/progmodes/cperl-mode-tests.el (cperl-test-bug-11733):
Test the examples provided in the bug report.
* test/lisp/progmodes/cperl-mode-resources/cperl-bug-11733.pl:
Examples from the bug report.
