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-rw-r--r--miscutils/bc.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c
index afd5c8d..7102256 100644
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -1165,13 +1165,14 @@ static void bc_vec_string(BcVec *v, size_t len, const char *str)
static void bc_vec_concat(BcVec *v, const char *str)
{
- size_t len;
+ size_t len, slen;
if (v->len == 0) bc_vec_pushZeroByte(v);
- len = v->len + strlen(str);
+ slen = strlen(str);
+ len = v->len + slen;
- if (v->cap < len) bc_vec_grow(v, len - v->len);
+ if (v->cap < len) bc_vec_grow(v, slen);
strcpy(v->v + v->len - 1, str);
v->len = len;