vim-patch:8.2.0928: many type casts are used for vim_strnsave()

Problem:    Many type casts are used for vim_strnsave().
Solution:   Make the length argument size_t instead of int. (Ken Takata,
            closes vim/vim#5633)  Remove some type casts.
https://github.com/vim/vim/commit/df44a27b53586fccfc6a3aedc89061fdd9a515ff

N/A patches for version.c:

vim-patch:8.2.0315: build failure on HP-UX system

Problem:    Build failure on HP-UX system.
Solution:   Use LONG_LONG_MIN instead of LLONG_MIN.  Add type casts for switch
            statement. (John Marriott)
https://github.com/vim/vim/commit/c593bec4120f122e8a9129ec461968f1bd214435

vim-patch:8.2.1052: build failure with older compilers

Problem:    Build failure with older compilers.
Solution:   Move declaration to start of block.
https://github.com/vim/vim/commit/7acde51832f383f9a6d2e740cd0420b433ea841a

vim-patch:8.2.2229: build failure without the +eval feature

Problem:    build failure without the +eval feature.
Solution:   Add #ifdef.
https://github.com/vim/vim/commit/39cb2dab18e85fc60f116a4543e433616872b690

vim-patch:8.2.2232: compiler error for falling through into next case

Problem:    Compiler error for falling through into next case.
Solution:   Move FALLTHROUGH below the #endif
https://github.com/vim/vim/commit/9618a25b9c054f0ee4e267d2db96b6e7c113ed7a

1 files changed, 4 insertions, 7 deletions

diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 10a382ec4e..7916e3a66a 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -5422,7 +5422,7 @@ static int get_literal_key(char_u **arg, typval_T *tv)
   for (p = *arg; ASCII_ISALNUM(*p) || *p == '_' || *p == '-'; p++) {
   }
   tv->v_type = VAR_STRING;
-  tv->vval.v_string = vim_strnsave(*arg, (int)(p - *arg));
+  tv->vval.v_string = vim_strnsave(*arg, p - *arg);
 
   *arg = skipwhite(p);
   return OK;
@@ -10264,9 +10264,6 @@ repeat:
   if (src[*usedlen] == ':'
       && (src[*usedlen + 1] == 's'
           || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's'))) {
-    char_u      *str;
-    char_u      *pat;
-    char_u      *sub;
     int sep;
     char_u      *flags;
     int didit = FALSE;
@@ -10283,13 +10280,13 @@ repeat:
       // find end of pattern
       p = vim_strchr(s, sep);
       if (p != NULL) {
-        pat = vim_strnsave(s, (int)(p - s));
+        char_u *const pat = vim_strnsave(s, p - s);
         s = p + 1;
         // find end of substitution
         p = vim_strchr(s, sep);
         if (p != NULL) {
-          sub = vim_strnsave(s, (int)(p - s));
-          str = vim_strnsave(*fnamep, *fnamelen);
+          char_u *const sub = vim_strnsave(s, p - s);
+          char_u *const str = vim_strnsave(*fnamep, *fnamelen);
           *usedlen = (size_t)(p + 1 - src);
           s = do_string_sub(str, pat, sub, NULL, flags);
           *fnamep = s;