c-decl-start-re

c-decl-start-re is a variable defined in `cc-engine.el'.
Its value is

nil

• Automatically becomes buffer-local when set.

Documentation:
Regexp matching the start of any declaration, cast or label.
It's used on the token after the one `c-decl-prefix-re' matched. This
regexp should not try to match those constructs accurately as it's
only used as a sieve to avoid spending more time checking other
constructs.