* etc/PROBLEMS: Document issues with double-buffering. (Bug#30088)

This commit is contained in:
Eli Zaretskii 2018-01-27 17:26:29 +02:00
parent fd10070bf2
commit 8cb4ffb262

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@ -478,6 +478,21 @@ The solution was to upgrade Semantic to version 2.0pre4 (distributed
with CEDET 1.0pre4) or later. Note that Emacs includes Semantic since
23.2, and this issue does not apply to the included version.
*** Display artifacts on GUI frames on X-based systems.
This is known to be caused by using double-buffering (which is enabled
by default in Emacs 26 and later). The artifacts typically appear
after commands that cause Emacs to scroll the display.
You can disable double-buffering by evaluating the following form:
(modify-all-frames-parameters '((inhibit-double-buffering . t)))
To make this permanent, add it to your ~/.emacs init file.
Note that disabling double-buffering will cause flickering of the
display in some situations.
*** Self-documentation messages are garbled.
This means that the file 'etc/DOC' doesn't properly correspond