Merge from origin/emacs-26

dee3cdc Minor improvement for docs of completion
c86d419 ; * src/image.c (imagemagick_load, svg_load): Fix typos in co...
6d46fa9 Disable the timerfd interface on Cygwin
3707ea4 Fix a typo in the doc string of 'regex-opt'
d9905d5 Document bash 5.0.0 misbehavior in tramp.texi (Bug#34192)

# Conflicts:
#	doc/misc/tramp.texi

1 files changed, 3 insertions, 1 deletions

diff --git a/doc/misc/tramp.texi b/doc/misc/tramp.texi
index 3630c317b2f..db3b3f7fee5 100644
--- a/doc/misc/tramp.texi
+++ b/doc/misc/tramp.texi
@@ -3857,7 +3857,9 @@ Due to the remote shell saving tilde expansions triggered by
 @value{tramp} can suppress this behavior with the user option
 @code{tramp-histfile-override}.  When set to @code{t}, environment
 variable @env{HISTFILE} is unset, and environment variables
-@env{HISTFILESIZE} and @env{HISTSIZE} are set to 0.
+@env{HISTFILESIZE} and @env{HISTSIZE} are set to 0.  Don't use this
+with @command{bash} 5.0.0.  There is a bug in @command{bash} which
+lets @command{bash} die.
 
 Alternatively, @code{tramp-histfile-override} could be a string.
 Environment variable @env{HISTFILE} is set to this file name then.  Be