Problem: GUI test sometimes fails on MS-Windows.
Solution: Make sure Vim is the foreground ...

Problem: matchstr() does match column offset. (Yasuhiro Matsumoto)
Solution: Accept line nu...

Problem: Deferred functions not invoked when partial func exits.
Solution: Create a funccal...

Problem: Arguments in a partial not used by a :def function.
Solution: Put the partial argu...

Problem: Crash when passing invalid arguments to assert_fails().
Solution: Check for NULL s...

Problem: 'equalalways' may be off when 'laststatus' is zero.
Solution: call last_status() b...

Problem: Javascript module files are not recoginzed.
Solution: Recognize "*.jsm" files as J...

Problem: CI uses older clang version.
Solution: Switch from clang 14 to 15. (closes #11066)

Problem: GUI test sometimes hangs on CI.
Solution: Delete a test file explicitly. (Ken Taka...

Problem: Using :defer in expression funcref not tested.
Solution: Add a test. Fix uncovere...

Problem: Members of funccall_T are inconsistently named.
Solution: Use the "fc_" prefix for...

Problem: :defer not tested with exceptions and ":qa!".
Solution: Test :defer works when exc...

Problem: :findrepl does not escape '&' and '~' properly.
Solution: Escape depending on the ...

Problem: Clang warnings for function prototypes.
Solution: Remove incomplete function proto...

Problem: Cygwin: multibyte characters may be broken in terminal window.
Solution: Adjust ho...

Problem: Signals test often fails on FreeBSD.
Solution: Use separate files for Suspend and ...

Problem: Inverted condition is a bit confusing.
Solution: Remove the "!" and swap the block...

Problem: Using separate delete() call instead of writefile() 'D' flag.
Solution: Use the wr...

Problem: Cannot use a partial with :defer.
Solution: Add the partial arguments before the o...

Problem: Crash when 'tagfunc' closes the window.
Solution: Bail out when the window was clo...

Problem: The do_arg_all() function is too long.
Solution: Split the function in smaller par...

Problem: repeating a <ScriptCmd> mapping does not use the right script
context.
S...

Problem: Some code blocks are nested too deep.
Solution: Bail out earlier. (Yegappan Lakshm...

Problem: GUI: when CTRL-D is mapped in Insert mode it gets inserted.
(Yasuhiro Ma...

Problem: Covertity still complains about using return value of getc().
Solution: Check for ...

Problem: Coverity complains about unused value.
Solution: Use the value.

Problem: Freeing the wrong string on failure.
Solution: Adjust the argument. Reorder the c...

Problem: Writefile test leaves files behind.
Solution: Fix the file names of files to be de...

Problem: Deleting files in tests is a hassle.
Solution: Use the new 'D' flag of writefile().

Problem: Deleting files in tests is a hassle.
Solution: Use the new 'D' flag of writefile().

Problem: Cleaning up after writefile() is a hassle.
Solution: Add the 'D' flag to defer del...

Problem: Compiler warning for uninitialized variable. (Tony Mechelynck)
Solution: Initializ...

Problem: Argument assignment does not work.
Solution: Skip over "=".

Problem: Clang warns for dead assignments.
Solution: Adjust the code. (Yegappan Lakshmanan,...

Problem: The footer feature is unused.
Solution: Remove FEAT_FOOTER and code.

Problem: Coverity still complains about dropping sign of character.
Solution: Add intermedi...

Problem: Coverity warns for NULL check and unused return value.
Solution: Remove the NULL c...

Problem: MS-Windows: "%T" time format does not appear to work.
Solution: Use "%H:%M:%S" ins...

Problem: Compiler warning for uninitialized variable.
Solution: Initialize the variable. (J...

Problem: Cleaning up afterwards can make a function messy.
Solution: Add the :defer command.

Problem: A failing flaky test doesn't mention the time.
Solution: Add the time for debuggin...

Problem: Old Coverity warning for using NULL pointer.
Solution: Bail out if dictionary allo...

Problem: Coverity complains about dropping sign of character.
Solution: Add explicit type c...

Problem: Cannot use import->Func() in lambda. (Israel Chauca Fuentes)
Solution: Adjust how ...

Problem: File name used in test is unusual.
Solution: Rename it. (Dominique Pellé, closes #...

Problem: Clang static analyzer gives warnings.
Solution: Avoid the warnings. (Yegappan Laks...

Problem: Common names in test files causes tests to be flaky.
Solution: Use more specific n...

Problem: Expanding ":e %" does not work for remote files.
Solution: If the "%" or "#" file ...

Problem: Removing a listener may result in a memory leak and remove
subsequent li...

Problem: Crash when invalid line number on :for is ignored.
Solution: Do not check breakpoi...

Problem: Error message for wrong argument type is not specific.
Solution: Include more info...

Problem: 'breakindent' does not indent non-lists with
"breakindentopt=list:-1".
S...

Problem: 'linebreak' interferes with text property highlight if there is
syntax h...

Problem: :echowindow sets the in_echowindow flag too early.
Solution: Set in_echowindow onl...

Problem: Check for uppercase char in autoload name is wrong, it checks the
name o...

Problem: MS-Windows: starting a python server for test sometimes fails.
Solution: Increase ...

Problem: Missing entry in switch.
Solution: Add ISN_ECHOWINDOW.

Problem: using :echowindow in a timer clears part of message
Solution: Do not use msg_clr_e...

Problem: Message window may obscure the command line.
Solution: Reduce the maximum height o...

Problem: :echowindow does not work in a compiled function.
Solution: Handle the expression ...

Problem: Filetype of *.sil files not well detected.
Solution: Inspect the file contents to ...

Problem: MS-Windows: GUI mouse move event test is flaky.
Solution: Wait for a little while ...

Problem: MS-Windows: cannot set cursor shape in Windows Terminal.
Solution: Make cursor sha...

Problem: :horizontal modifier not fully supported.
Solution: Also use :horizontal for compl...

Problem: Error message for list argument could be clearer.
Solution: Include the argument n...

Problem: MS-Windows: background color wrong in Console.
Solution: Figure out the default co...

Problem: ColorScheme autocommand triggered when colorscheme is not found.
(Romain...

Problem: ":wincmd =" equalizes in two directions.
Solution: Make ":vertical wincmd =" equal...

Problem: mapset() does not restore <Nop> mapping properly.
Solution: Use an empty string fo...

Problem: The 'cmdheight' zero support causes too much trouble.
Solution: Revert support for...

Problem: No check if the return value of XChangeGC() is NULL.
Solution: Only use the return...

Problem: Return value of list_append_list() not always checked.
Solution: Check return valu...

Problem: Flicker when resetting cmdline_row after updating the screen.
Solution: Do not upd...

Problem: Tests are flaky because of using a common file name.
Solution: Rename files and di...

Problem: Checks for Dictionary argument often give a vague error message.
Solution: Give a ...

Problem: Test does not properly clean up.
Solution: Fix typo in argument of delete(). (Domi...

Problem: Method test fails.
Solution: Adjust test for items() now working on string.

Problem: Overwrite check may block BufWriteCmd.
Solution: Do not use overwrite check when '...

Problem: Cannot use items() on a string.
Solution: Make items() work on a string. (closes #...

Problem: Method tests fail.
Solution: Adjust for change of items().

Problem: ":highlight" hangs when 'cmdheight' is zero.
Solution: Add to msg_col when using t...

Problem: OLD_DIGRAPHS is unused.
Solution: Remove OLD_DIGRAPHS. Also drop HPUX_DIGRAPHS.

Problem: items() does not work on a list. (Sergey Vlasov)
Solution: Make items() work on a ...

Problem: Some changes for cmdheight=0 are not needed.
Solution: Revert resize behavior if h...

Problem: MS-Windows: completion test fails.
Solution: Adjust directory prefix.

Problem: MS-Windows: resolve() test fails.
Solution: Revert renaming the directory.

Problem: Using common name in tests leads to flaky tests.
Solution: Rename files and direct...

Problem: Crash when no errors and 'quickfixtextfunc' is set.
Solution: Do not handle errors...

Problem: Cannot use the message popup window directly.
Solution: Add ":echowindow".

Problem: Command line type of CmdlineChange differs from getcmdtype().
Solution: Use the sa...