overflow-warn-5.c

来自「用于进行gcc测试」· C语言 代码 · 共 8 行

/* PR c/27273 */
/* { dg-do compile } */
/* { dg-options "-Woverflow" } */

unsigned char rx_async(unsigned char p) {
    return p & 512; /* { dg-warning "overflow in implicit constant conversion" } */
}