c_cpp 创建一个段错误并使用strace捕获它

Posted 2021-05-14

#include <stdio.h>
#include <string.h>

int main(int argc, char *argv[])
{
    int size;

    if (argc != 2) {
        printf("Usage: %s [size]\n", argv[0]);
        return -1;
    }
    size = atoi(argv[1]);
    printf("the size is: 0x%x\n", size);
    char test[size];
    bzero(test, sizeof(test));

    return 0;
}