diff options
Diffstat (limited to 'src/casefiddle.c')
| -rw-r--r-- | src/casefiddle.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/casefiddle.c b/src/casefiddle.c index 1a959b1c07b..d567a5e353a 100644 --- a/src/casefiddle.c +++ b/src/casefiddle.c @@ -283,8 +283,8 @@ do_casify_multibyte_string (struct casing_context *ctx, Lisp_Object obj) ptrdiff_t size = SCHARS (obj), n; USE_SAFE_ALLOCA; - if (INT_MULTIPLY_WRAPV (size, MAX_MULTIBYTE_LENGTH, &n) - || INT_ADD_WRAPV (n, sizeof (struct casing_str_buf), &n)) + if (ckd_mul (&n, size, MAX_MULTIBYTE_LENGTH) + || ckd_add (&n, n, sizeof (struct casing_str_buf))) n = PTRDIFF_MAX; unsigned char *dst = SAFE_ALLOCA (n); unsigned char *dst_end = dst + n; |