build: enable MSVC level 3 warnings (#21934)

MSVC has 4 different warning levels: 1 (severe), 2 (significant), 3
(production quality) and 4 (informational). Enabling level 3 warnings
mostly revealed conversion problems, similar to GCC/clang -Wconversion
flag.
This commit is contained in:
dundargoc
2023-02-11 10:25:24 +01:00
committed by GitHub
parent c8c930ea78
commit 7224c889e0
32 changed files with 192 additions and 173 deletions

View File

@@ -696,7 +696,7 @@ static char *ex_let_one(char *arg, typval_T *const tv, const bool copy, const bo
if (!failed) {
if (opt_type != gov_string || s != NULL) {
char *err = set_option_value(arg, n, s, scope);
char *err = set_option_value(arg, (long)n, s, scope);
arg_end = p;
if (err != NULL) {
emsg(_(err));