Update runtime files.
diff --git a/runtime/doc/pattern.txt b/runtime/doc/pattern.txt
index 177a652..82b4418 100644
--- a/runtime/doc/pattern.txt
+++ b/runtime/doc/pattern.txt
@@ -1,4 +1,4 @@
-*pattern.txt* For Vim version 8.2. Last change: 2020 Dec 25
+*pattern.txt* For Vim version 8.2. Last change: 2021 Jan 08
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -1179,7 +1179,7 @@
\b <BS>
\n line break, see above |/[\n]|
\d123 decimal number of character
- \o40 octal number of character up to 0377
+ \o40 octal number of character up to 0o377
\x20 hexadecimal number of character up to 0xff
\u20AC hex. number of multibyte character up to 0xffff
\U1234 hex. number of multibyte character up to 0xffffffff
@@ -1217,7 +1217,8 @@
\%d123 Matches the character specified with a decimal number. Must be
followed by a non-digit.
\%o40 Matches the character specified with an octal number up to 0377.
- Numbers below 040 must be followed by a non-octal digit or a non-digit.
+ Numbers below 0o40 must be followed by a non-octal digit or a
+ non-digit.
\%x2a Matches the character specified with up to two hexadecimal characters.
\%u20AC Matches the character specified with up to four hexadecimal
characters.