Problem:    Unused code in win_exchange() and frame_remove().
Solution:   Remove the code. (closes #8728)

Problem:    Vim9: after "if false" line breaks in expression not skipped.
Solution:   Do parse the expression. (closes #8723)

Problem:    Vim9: check for DO_NOT_FREE_CNT is very slow.
Solution:   Move to a separate function so it can be skipped by setting
            $TEST_SKIP_PAT.

Problem:    Vim9: unpack assignment does not mention source of type error.
Solution:   Mention the argument number. (closes #8719)

Problem:    Vim9: divide by zero causes a crash.
Solution:   Give an error message. (closes #8727)

Problem:    Vim9: no runtime check for argument type if a function only has
            varargs.
Solution:   Also check argument types if uf_va_type is set. (closes #8715)

Problem:    Vim9: :echoconsole cannot access local variables.
Solution:   Handle like other :echo commands. (closes #8708)

Problem:    Unexpected "No matching autocommands".
Solution:   Do not give the message when aborting.  Mention the arguments in
            the message. (closes #8690)

Problem:    Vim9: :finally in skipped block not handled correctly.
Solution:   Check whether :finally is in a skipped block. (Naruhiko Nishino,
            closes #8724)

Problem:    Popup window title with wide characters is truncated.
Solution:   Use vim_strsize() instead of MB_CHARLEN(). (Naruhiko Nishino,
            closes #8721)

Problem:    Some structures could be smaller.
Solution:   Rearrange members to reduce size. (Dominique Pellé, closes #8725)

Problem:    Coverity is not run from github.
Solution:   Add a coverity script. (James McCoy, closes #8714)

Problem:    Memory allocation functions don't have their own place.
Solution:   Move memory allocation functions to alloc.c.  (Yegappan
            Lakshmanan, closes #8717)

Problem:    Lua: can only execute on Vim command at a time.  Not easy to get
            the Vim version.
Solution:   Make vim.command() accept multiple lines.  Add vim.version().
            (Yegappan Lakshmanan, closes #8716)

Problem:    Vim9: exists() does not handle much at compile time.
Solution:   Handle variable names. (closes #8688)

Problem:    Build failure with small features.
Solution:   Add #ifdef.

Problem:    Cannot use all commands inside a {} block after :command and
            :autocmd.
Solution:   Do consider \n to separate commands. (closes #8620)

Problem:    Vim9: cannot add a number to a float.
Solution:   Accept a number if the destination is a float. (closes #8703)

Problem:    'cursorline' should not apply to 'breakindent'.
Solution:   Make 'cursorline' apply to 'breakindent' and 'showbreak'
            consistently. (closes #8684)

Problem:    Lua: memory leak when adding dict item fails.
Solution:   Free the typval and the dict item.

Problem:    Finding completions may cause an endless loop.
Solution:   Use a better way to check coming back where the search started.
            (Andy Gozas, closes #8672, closes #8671)

Problem:    Underscore in very magic pattern causes a hang.  Pattern with \V
            are case sensitive. (Yutao Yuan)
Solution:   Adjust condition for magicness and advance pointer. (Christian
            Brabandt, closes #8707, closes #8704, closes #8705)

Problem:    Coverity warns for not checking return value.
Solution:   If dict_add() fails give an error message.

Problem:    Vim9: compiling dict may use pointer after free and leak memory on
            failure.
Solution:   Pass a pointer to generate_PUSHS().  (Zdenek Dohnal, closes #8699)

Problem:    Compiler warning for unused variable with small features.
Solution:   Rearrange #ifdefs.

Problem:    Cannot easily access namespace dictionaries from Lua.
Solution:   Add vim.g, vim.b, etc. (Yegappan Lakshmanan, closes #8693,
            from NeoVim)

Problem:    Channel events not handled in BufEnter autocommand.
Solution:   Decrement dont_parse_messages earlier. (Tim Pope, closes #8697)

Problem:    win_enter_ext() has too many boolean arguments.
Solution:   use one flags argument with defined values.

Problem:    Scdoc filetype is not recognized.
Solution:   Add filetype detection. (Gregory Anders, closes #8701)

Problem:    No error for insert() or remove() changing a locked blob.
Solution:   Check a blob is not locked before changing it. (Sean Dewar,
            closes #8696)

Problem:    Julia filetype is not recognized
Solution:   Add filetype detection. (Christian Clason, closes #8700)

Problem:    Vim9: error about using -complete without -nargs is confusing.
Solution:   Change the wording.

Problem:    Vim9: TODO items in tests can be taken care of.
Solution:   Update test for now working functionality. (closes #8694)

Problem:    'virtualedit' local to buffer is not the best solution.
Solution:   Make it window-local. (Gary Johnson, closes #8685)

Problem:    Vim9: cannot use block in cmdline window.
Solution:   Add EX_CMDWIN to the CMD_block flags. (closes #8689)

Problem:    Vim9: error when adding 1 to float.
Solution:   Accept t_number_bool. (closes #8687)

Problem:    Vim9: compiled has() does not work properly.
Solution:   Fix check for has() vs exists().

Problem:    Vim9: exists() can only be evaluated at runtime.
Solution:   Evaluate at compile time for option name literals. (closes #8437)

Problem:    Optimizer can use hints about ga_grow() normally succeeding.
Solution:   Use GA_GROW_FAILS() and GA_GROW_OK() in several places. (Dominique
            Pellé, issue #8635)

Problem:    Macro for printf format check can be simplified.
Solution:   Add ATTRIBUTE_FORMAT_PRINTF(). (Dominique Pellé, issue #8635)