vim-patch:8.2.0271: the "num64" feature is available everywhere

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

5 files changed, 49 insertions, 60 deletions

diff --git a/src/nvim/strings.c b/src/nvim/strings.c
index 81a1a68a94..cb66f7682d 100644
--- a/src/nvim/strings.c
+++ b/src/nvim/strings.c
@@ -900,6 +900,7 @@ int vim_vsnprintf_typval(
       }
 
       switch (fmt_spec) {
+        case 'b': case 'B':
         case 'd': case 'u': case 'o': case 'x': case 'X':
           if (tvs && length_modifier == '\0') {
             length_modifier = '2';
diff --git a/src/nvim/testdir/test_expr.vim b/src/nvim/testdir/test_expr.vim
index b8d6f5aa7d..7b90ba56e0 100644
--- a/src/nvim/testdir/test_expr.vim
+++ b/src/nvim/testdir/test_expr.vim
@@ -125,22 +125,7 @@ func Test_option_value()
 endfunc
 
 function Test_printf_64bit()
-  if has('num64')
-    call assert_equal("123456789012345", printf('%d', 123456789012345))
-  endif
-endfunc
-
-func Test_setmatches()
-  hi def link 1 Comment
-  hi def link 2 PreProc
-  let set = [{"group": 1, "pattern": 2, "id": 3, "priority": 4}]
-  let exp = [{"group": '1', "pattern": '2', "id": 3, "priority": 4}]
-  if has('conceal')
-    let set[0]['conceal'] = 5
-    let exp[0]['conceal'] = '5'
-  endif
-  call setmatches(set)
-  call assert_equal(exp, getmatches())
+  call assert_equal("123456789012345", printf('%d', 123456789012345))
 endfunc
 
 function Test_printf_spec_s()
@@ -168,6 +153,19 @@ function Test_printf_spec_s()
   call assert_equal(string(function('printf', ['%s'])), printf('%s', function('printf', ['%s'])))
 endfunc
 
+function Test_printf_spec_b()
+  call assert_equal("0", printf('%b', 0))
+  call assert_equal("00001100", printf('%08b', 12))
+  call assert_equal("11111111", printf('%08b', 0xff))
+  call assert_equal("   1111011", printf('%10b', 123))
+  call assert_equal("0001111011", printf('%010b', 123))
+  call assert_equal(" 0b1111011", printf('%#10b', 123))
+  call assert_equal("0B01111011", printf('%#010B', 123))
+  call assert_equal("1001001100101100000001011010010", printf('%b', 1234567890))
+  call assert_equal("11100000100100010000110000011011101111101111001", printf('%b', 123456789012345))
+  call assert_equal("1111111111111111111111111111111111111111111111111111111111111111", printf('%b', -1))
+endfunc
+
 function Test_printf_misc()
   call assert_equal('123', printf('123'))
   call assert_fails("call printf('123', 3)", "E767:")
@@ -482,6 +480,19 @@ func Test_funcref()
   call assert_fails('let OneByRef = funcref("One", repeat(["foo"], 21))', 'E118:')
 endfunc
 
+func Test_setmatches()
+  hi def link 1 Comment
+  hi def link 2 PreProc
+  let set = [{"group": 1, "pattern": 2, "id": 3, "priority": 4}]
+  let exp = [{"group": '1', "pattern": '2', "id": 3, "priority": 4}]
+  if has('conceal')
+    let set[0]['conceal'] = 5
+    let exp[0]['conceal'] = '5'
+  endif
+  call setmatches(set)
+  call assert_equal(exp, getmatches())
+endfunc
+
 func Test_empty_concatenate()
   call assert_equal('b', 'a'[4:0] . 'b')
   call assert_equal('b', 'b' . 'a'[4:0])
diff --git a/src/nvim/testdir/test_largefile.vim b/src/nvim/testdir/test_largefile.vim
index 3f9c2dc150..fa32b7fb5c 100644
--- a/src/nvim/testdir/test_largefile.vim
+++ b/src/nvim/testdir/test_largefile.vim
@@ -24,11 +24,6 @@ func Test_largefile()
   w
   " Check if the file size is 4,000,000,000 bytes.
   let fsize=getfsize(fname)
-  if has('num64')
-    call assert_true(fsize == 4000000000)
-  else
-    " getfsize() returns -2 if a Number is 32 bits.
-    call assert_true(fsize == -2)
-  endif
+  call assert_true(fsize == 4000000000)
   call delete(fname)
 endfunc
diff --git a/src/nvim/testdir/test_sort.vim b/src/nvim/testdir/test_sort.vim
index 7da82b0185..7533eaf2e8 100644
--- a/src/nvim/testdir/test_sort.vim
+++ b/src/nvim/testdir/test_sort.vim
@@ -1257,9 +1257,8 @@ abc
   \                  '2147483647'], getline(1, '$'))
   bwipe!
 
-  if has('num64')
-    new
-    a
+  new
+  a
 -9223372036854775808
 -9223372036854775807
 
@@ -1274,22 +1273,21 @@ abc
 abc
 
 .
-    sort n
-    call assert_equal(['',
-    \                  'abc',
-    \                  '',
-    \                  '-9223372036854775808',
-    \                  '-9223372036854775808',
-    \                  '-9223372036854775807',
-    \                  '-9223372036854775806',
-    \                  '-1',
-    \                  '0',
-    \                  '1',
-    \                  '9223372036854775806',
-    \                  '9223372036854775807',
-    \                  '9223372036854775807'], getline(1, '$'))
-    bwipe!
-  endif
+  sort n
+  call assert_equal(['',
+  \                  'abc',
+  \                  '',
+  \                  '-9223372036854775808',
+  \                  '-9223372036854775808',
+  \                  '-9223372036854775807',
+  \                  '-9223372036854775806',
+  \                  '-1',
+  \                  '0',
+  \                  '1',
+  \                  '9223372036854775806',
+  \                  '9223372036854775807',
+  \                  '9223372036854775807'], getline(1, '$'))
+  bwipe!
 endfunc
 
 
diff --git a/src/nvim/testdir/test_vimscript.vim b/src/nvim/testdir/test_vimscript.vim
index cb81997d39..118a5dab2b 100644
--- a/src/nvim/testdir/test_vimscript.vim
+++ b/src/nvim/testdir/test_vimscript.vim
@@ -1068,10 +1068,6 @@ endfunc
 "-------------------------------------------------------------------------------
 
 func Test_num64()
-    if !has('num64')
-	return
-    endif
-
     call assert_notequal( 4294967296, 0)
     call assert_notequal(-4294967296, 0)
     call assert_equal( 4294967296,  0xFFFFffff + 1)
@@ -1313,27 +1309,15 @@ func Test_compound_assignment_operators()
     " Test special cases: division or modulus with 0.
     let x = 1
     let x /= 0
-    if has('num64')
-        call assert_equal(0x7FFFFFFFFFFFFFFF, x)
-    else
-        call assert_equal(0x7fffffff, x)
-    endif
+    call assert_equal(0x7FFFFFFFFFFFFFFF, x)
 
     let x = -1
     let x /= 0
-    if has('num64')
-        call assert_equal(-0x7FFFFFFFFFFFFFFF, x)
-    else
-        call assert_equal(-0x7fffffff, x)
-    endif
+    call assert_equal(-0x7FFFFFFFFFFFFFFF, x)
 
     let x = 0
     let x /= 0
-    if has('num64')
-        call assert_equal(-0x7FFFFFFFFFFFFFFF - 1, x)
-    else
-        call assert_equal(-0x7FFFFFFF - 1, x)
-    endif
+    call assert_equal(-0x7FFFFFFFFFFFFFFF - 1, x)
 
     let x = 1
     let x %= 0