Say that side effect-free functions don't change the matchd data
commitf4995e7d36b576d9ed629b45dd3b09ba6d28cce7
authorPhilipp Stephani <phst@google.com>
Fri, 16 Jun 2017 22:13:51 +0000 (17 00:13 +0200)
committerPhilipp Stephani <phst@google.com>
Sun, 8 Oct 2017 15:43:54 +0000 (8 17:43 +0200)
tree7f89ef78f44a5187f9f5a516dde9ef3da710de9b
parent9b3ce6252115980802adaa562af575bcd73a2c55
Say that side effect-free functions don't change the matchd data

* lisp/help-fns.el (describe-function-1): Add note if a function is
known not to change the match data.
lisp/help-fns.el