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 #5633) Remove some type casts.
diff --git a/src/highlight.c b/src/highlight.c
index 6291f24..5d123ac 100644
--- a/src/highlight.c
+++ b/src/highlight.c
@@ -906,7 +906,7 @@
while (*linep && !VIM_ISWHITE(*linep) && *linep != '=')
++linep;
vim_free(key);
- key = vim_strnsave_up(key_start, (int)(linep - key_start));
+ key = vim_strnsave_up(key_start, linep - key_start);
if (key == NULL)
{
error = TRUE;