Function ggml_graph_size

subprojects/llama.cpp/ggml/src/ggml.c:7139–7141

}

int ggml_graph_size(struct ggml_cgraph * cgraph) {
    return cgraph->size;
}

struct ggml_tensor * ggml_graph_node(struct ggml_cgraph * cgraph, int i) {
    if (i < 0) {