diff options
Diffstat (limited to 'src/charset.c')
| -rw-r--r-- | src/charset.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/charset.c b/src/charset.c index ad84f09874..3f609801a2 100644 --- a/src/charset.c +++ b/src/charset.c @@ -600,6 +600,8 @@ int ptr2cells(char_u *p) /* * Return the number of character cells string "s" will take on the screen, * counting TABs as two characters: "^I". + * + * 's' must be non-null. */ int vim_strsize(char_u *s) { @@ -609,9 +611,12 @@ int vim_strsize(char_u *s) /* * Return the number of character cells string "s[len]" will take on the * screen, counting TABs as two characters: "^I". + * + * 's' must be non-null. */ int vim_strnsize(char_u *s, int len) { + assert(s); int size = 0; while (*s != NUL && --len >= 0) { |