Problem:    Obvious mistakes are accepted as valid expressions.
Solution:   Be more strict about parsing numbers. (Yasuhiro Matsumoto,
            closes vim/vim#3981)
https://github.com/vim/vim/commit/16e9b85113e0b354ece1cb4f5fcc7866850f3685

Update vim_str2nr_spec.lua to add more tests that use strict = true.

Problem:    "eval" after "if 0" doesn't check for following command.
Solution:   Add "eval" to list of commands that check for a following command.
            (closes vim/vim#5640)
https://github.com/vim/vim/commit/a76b31542e1d83b7d2fe7378439912e800a4d0f6

Problem:    Some errors are not covered by tests.
Solution:   Add a few more tests. (Dominique Pelle, closes vim/vim#5920)
https://github.com/vim/vim/commit/067297e16a516838dbc46aaa9d8b1a507afec28d

Problem:    The "num64" feature is available everywhere and building without
            it causes problems.
Solution:   Graduage the "num64" feature. (James McCoy, closes vim/vim#5650)
https://github.com/vim/vim/commit/82f654e092ac5b86316bc1b30c0b07a849813186

Restore Test_printf_spec_b() from patch 7.4.2221..

N/A patches for version.c:

vim-patch:8.2.0594: MS-Windows: cannot build with WINVER set to 0x0501

Problem:    MS-Windows: cannot build with WINVER set to 0x0501.
Solution:   Only use inet_ntop() when available. (Ozaki Kiichi, closes vim/vim#5946)
https://github.com/vim/vim/commit/b6fb0516ec862a18fdffe06c9400d507a7193835

vim-patch:8.2.0965: has_funcundefined() is not used

Problem:    Has_funcundefined() is not used.
Solution:   Delete the function. (Dominique Pellé, closes vim/vim#6242)
https://github.com/vim/vim/commit/5055c56cfbedc6326c607d40c7a1241682f7675e

vim-patch:8.2.1370: MS-Windows: warning for using fstat() with stat_T

Problem:    MS-Windows: warning for using fstat() with stat_T.
Solution:   use _fstat64() if available. (Naruhiko Nishino, closes vim/vim#6625)
https://github.com/vim/vim/commit/c753478b82613df37b145764e27f5514542edb97

vim-patch:8.2.2056: configure fails when building with implicit-function-declaration

Problem:    Configure fails when building with the
            "implicit-function-declaration" error enabled, specifically on Mac.
Solution:   Declear the functions like in the source code. (suggestion by
            Clemens Lang, closes vim/vim#7380)
https://github.com/vim/vim/commit/ce7be3a0e6f19bc85990bb8fcfe5e208944777b4

Problem:    Error for white space after expression in assignment.
Solution:   Skip over white space. (closes vim/vim#6617)
https://github.com/vim/vim/commit/6a25026262e2cdbbd8738361c5bd6ebef8862d87

Problem:    Crash when passing many arguments through a partial. (Andy
            Massimino)
Solution:   Check the number of arguments. (closes vim/vim#5186)
https://github.com/vim/vim/commit/4c054e9fb23027b55a09ee647a3a2c91936aeb1b

Problem:    Multi-byte chars do not work properly with "%.*S" in printf().
Solution:   Use mb_ptr2cells(). Daniel Hahler, closes vim/vim#4989)
https://github.com/vim/vim/commit/ce0fac28977af31f1dec411d3535b4de2c3169b3

Problem:    Not all parts of printf() are tested.
Solution:   Add a few more test cases. (Dominique Pelle, closes vim/vim#3691)
https://github.com/vim/vim/commit/21e551cce26ea6ff389b6c90f1945facf1a8a066

Problem:    printf() does not work with only one argument. (Daniel Hahler)
Solution:   Allow using just the format. (Ken Takata, closes vim/vim#2687)
https://github.com/vim/vim/commit/c71807db9c1821baf86796cd76952df36ff1a29a

Problem:    No test for concatenating an empty string that results from out of
            bounds indexing.
Solution:   Add a simple test.

https://github.com/vim/vim/commit/218426896cbb2129aa4e85803ea97c5b57df1eaa