id: c-no-malloc-free
valid:
  - |
    int sum(const int *values, int count) {
        int total = 0;
        for (int i = 0; i < count; i++) {
            total += values[i];
        }
        return total;
    }
invalid:
  - |
    int *make_buffer(int count) {
        int *buf = malloc(sizeof(int) * count);
        return buf;
    }
  - |
    void release(int *buf) {
        free(buf);
    }