8b4cf0dbb
Denys Vlasenko
2018-12-10
Subject
bc: optimize bc_vec_concat()
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miscutils/bc.c+4 -3
| @@ -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; | |