Problem: Build failure with tiny version.
Solution: Add #ifdef.

Problem: When using kitty keyboard protocol function keys may not work.
(Kovid Go...

Problem: GUI: remote_foreground() does not always work. (Ron Aaron)
Solution: For GTK use g...

Problem: Stray characters displayed when starting the GUI.
Solution: Add t_RK to the list o...

Problem: 'cursorline' not drawn before virtual text below.
Solution: Add the 'cursorline' a...

Problem: Build error in tiny version.
Solution: Add #ifdef.

Problem: The keyboard state response may end up in a shell command.
Solution: Only request ...

Problem: ch_log() text can be hard to find in the log file.
Solution: Prepend "ch_log()" to...

Problem: Build errors without the +channel feature. (John Marriott)
Solution: Adjust #ifdefs.

Problem: It is not easy to see what client-server commands are doing.
Solution: Add channel...

Problem: Enabling the kitty keyboard protocol uses push/pop.
Solution: Use the start/stop c...

Problem: Virtual text below an empty line is misplaced when 'number' is
set.
Solu...

Problem: Even when Esc is encoded a timeout is used.
Solution: Use K_ESC when an encoded Es...

Problem: Kitty keyboard protocol key not decoded when it has an unsupported
modif...

Problem: Build failure on some systems.
Solution: Adjust #ifdefs related to the termrespons...

Problem: Escape sequences not recognized without the termresponse feature.
Solution: Recogn...

Problem: Coverity warns for uninitialized variable.
Solution: Initialize "ren_ret".

Problem: Matchparen highlight is not updated when switching buffers.
Solution: Listen to th...

Problem: GUI mouse event test is a bit flaky.
Solution: Mark the test case as flaky. Move ...

Problem: Leaking memory from autocmd windows.
Solution: Free window when auc_win is not NULL.

Problem: Some compilers don't allow a declaration after a label.
Solution: Move the declara...

Problem: Using one window for executing autocommands is insufficient.
Solution: Use up to f...

Problem: Status line of other window not redrawn when dragging it when
'splitkeep...

Problem: Function name does not match autocmd event name.
Solution: Rename "optionsset" to ...

Problem: Virtual text below cannot be placed below empty lines.
Solution: Add one character...

Problem: Using deletebufline() may jump to another window.
Solution: Do not use a window wh...

Problem: Error when using the "Tools / Spelling / Find More Languages"
menu.
Solu...

Problem: Error when using the "File Settings / Text Width" menu.
Solution: Use str2nr(). (c...

Problem: Messages test is flaky.
Solution: Add a short delay.

Problem: Tests fail without the terminal feature.
Solution: Move functions to another utili...

Problem: Terminal tests fail when using key with modifier.
Solution: Use the modifyOtherKey...

Problem: Libvterm does not support the XTQMODKEYS request.
Solution: Implement the XTQMODKE...

Problem: Cannot detect whether modifyOtherKeys is enabled.
Solution: Use XTQMODKEYS introdu...

Problem: Part of making search more efficient is missing.
Solution: Add the change in searc...

Problem: Eclipse preference files are not recognized.
Solution: Add a pattern to use "jprop...

Problem: Trying every character position for a match is inefficient.
Solution: Use the star...

Problem: The pattern "\_s\zs" matches at EOL.
Solution: Make the pattern "\_s\zs" match at ...

Problem: Crash when unletting a variable while listing variables.
Solution: Disallow changi...

Problem: 'ttyfast' is set for arbitrary terminals.
Solution: Always set 'ttyfast'. (closes ...

Problem: Invalid memory access in substitute with function that goes to
another f...

Problem: CI: Error in Coverity flow is not reported.
Solution: Use another way to avoid err...

Problem: Failures in the cursorline test.
Solution: Reset extra_attr only after a text prop...

Problem: 'cursorline' causes virtual text highlight to continue.
Solution: Save and restore...

Problem: Pretending to go out of Insert mode when Esc is received has side
effect...

Problem: Workflow Description Language files are not recognized.
Solution: Add a pattern fo...

Problem: CI failures in sound dummy.
Solution: Temporarily disable building sound dummy. (c...

Problem: Crash when typing a letter in a terminal window. (Shane-XB-Qian)
Solution: Use the...

Problem: Still using simplified mappings when using the kitty keyboard
protocol.
...

Problem: MS-Windows: debug executable not found when running test.
Solution: Look for vimd....

Problem: Forked repositories send out useless email.
Solution: When Coverity fails to run j...

Problem: Wrong type for "isunnamed" returned by getreginfo().
Solution: Use VAR_BOOL instea...

Problem: When using dash it may not be recognize as filetype "sh".
Solution: Add checks for...

Problem: Various code formatting issues.
Solution: Improve code formatting.

Problem: Kitty shows "already at oldest change" on startup.
Solution: When receiving the ke...

Problem: Oblivion files are not recognized.
Solution: Recognize Oblivion files and alike as...

Problem: MS-Windows: mouse column limited to 223.
Solution: Use two bytes for each mouse co...

Problem: Cannot debug the Kitty keyboard protocol with TermDebug.
Solution: Add Kitty keybo...

Problem: Build failure with tiny version. (Tony Mechelynck)
Solution: Add #ifdef.

Problem: Using Ruby LDFLAGS may cause build problems.
Solution: Do not add Ruby LDFLAGS to ...

Problem: Coverity warns for using a NULL pointer.
Solution: Check for memory allocaion fail...

Problem: Coverity warns for not using return value of dict_add().
Solution: When dict_add()...

Problem: Two conditions are always false.
Solution: Remove the conditions. Update return v...

Problem: The first termcap entry of a builtin termcap is not used.
Solution: Remove increme...

Problem: Second SIGWINCH signal may be ignored.
Solution: When set_shellsize() is busy when...

Problem: Mermaid files are not recognized.
Solution: Add patterns for Mermaid. (Crag MacEac...

Problem: Missing defined(PROTO) in #ifdef.
Solution: Adjust #ifdef so that proto works with...

Problem: Cannot find an import prefixed with "s:". (Doug Kearns)
Solution: Skip over the "s...

Problem: Build failure with tiny features.
Solution: Adjust #ifdef's.

Problem: MS-Windows: modifier keys do not work with mouse scroll events.
Solution: Use K_SP...

Problem: The WinScrolled autocommand event is not enough.
Solution: Add WinResized and prov...

Problem: getbufline() is inefficient for getting a single line.
Solution: Add getbufoneline().

Problem: WinScrolled may trigger immediately when defined.
Solution: Initialize the fields ...

Problem: deletebufline() may move marks in the wrong window.
Solution: Find a window for th...

Problem: Only a change in the current window triggers the WinScrolled
event.
Solu...

Problem: libvterm with modifyOtherKeys level 2 does not match xterm.
Solution: Adjust key c...

Problem: With 'smoothscroll' set mouse click position may be wrong.
Solution: Adjust comput...

Problem: Setting lines in another buffer may not work well.
Solution: Make sure the buffer ...

Problem: Error message for layout change does not match action.
Solution: Pass the command ...

Problem: With 'smoothscroll' cursor may end up in wrong position.
Solution: Correct the com...

Problem: Restoring window after WinScrolled may fail.
Solution: Lock the window layout when...

Problem: Mouse scroll code is not optimal.
Solution: Properly organise Normal mode, Insert ...

Problem: Virtual text after the line wraps when 'wrap' is off.
Solution: Only set text_prop...

Problem: Various comment and indent flaws.
Solution: Improve comments and indenting.

Problem: Key code checker doesn't check modifyOtherKeys resource.
Solution: Request the mod...

Problem: Some mouse scroll code is not in a good place.
Solution: Refactor the code. (Chris...

Problem: Setting w_leftcol and handling side effects is confusing.
Solution: Use a function...

Problem: Cursor moves too far with 'smoothscroll'.
Solution: Only move as far as really nee...

Problem: The builtin terminals are in one long list.
Solution: Refactor into multiple lists...

Problem: With 'smoothscroll' cursor is one screen line too far down. (Ernie
Rael)...

Problem: Clinical Quality Language files are not recognized.
Solution: Add the "*.cql" patt...

Problem: Test for home key fails when 'term' is "tmux".
Solution: Only save termcap entries...

Problem: File renamed twice in test; missing feature check.
Solution: Remove a rename() cal...

Problem: Virtual text property highlight ignores window background.
Solution: Combine text ...

Problem: 'smoothscroll' cursor calculations wrong when 'number' is set.
Solution: Correct t...

Problem: May redraw when not needed, causing slow scrolling.
Solution: Do not redraw when w...

Problem: Virtual text below after match has wrong highlight.
Solution: Restore search_attr ...

Problem: No test for what patch 9.0.0827 fixes.
Solution: Add a test (still doesn't fail wh...