Merge from origin/emacs-27

44c0e074f7 * doc/emacs/buffers.texi (Icomplete): Mention icomplete-mi...
68b6dad1d8 Be more aggressive in marking objects during GC
36f508f589 ; * src/xdisp.c (find_last_unchanged_at_beg_row): Fix a typo.
cc340da1fe Fix bug #41618 "(byte-compile 'foo) errors when foo is a m...
41232e6797 Avoid crashes due to bidi cache being reset during redisplay
f72bb4ce36 * lisp/tab-bar.el (switch-to-buffer-other-tab): Normalize ...
d3e0023aaa ; * etc/TODO: Fix formatting.  (Bug#41497)
a8ad94cd2f Fix mingw.org's MinGW GCC 9 warning about 'execve'

# Conflicts:
#	lisp/tab-bar.el
#	nt/inc/ms-w32.h
#	src/alloc.c

1 files changed, 8 insertions, 1 deletions

diff --git a/doc/emacs/buffers.texi b/doc/emacs/buffers.texi
index 6a53942d689..89ed470c055 100644
--- a/doc/emacs/buffers.texi
+++ b/doc/emacs/buffers.texi
@@ -741,7 +741,14 @@ Ido'').  Among other things, in Fido mode, @kbd{C-s} and @kbd{C-r} are
 also used to rotate the completions list, @kbd{C-k} can be used to
 delete files and kill buffers in-list.  Another noteworthy aspect is
 that @code{flex} is used as the default completion style
-(@pxref{Completion Styles}).
+(@pxref{Completion Styles}).  To change this, add the following to
+your initialization file (@pxref{Init File}):
+
+@example
+(defun my-icomplete-styles ()
+  (setq-local completion-styles '(initials flex)))
+(add-hook 'icomplete-minibuffer-setup-hook 'my-icomplete-styles)
+@end example
 
   To enable Fido mode, type @kbd{M-x fido-mode}, or customize
 the variable @code{fido-mode} to @code{t} (@pxref{Easy