memcheck/tests/bug401284.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4
   5 int main(int argc, char* argv[])
   6 {
   7     size_t len = strlen(argv[1]);
   8     char*  buf = malloc(2 * len + 1);
   9     memcpy(buf, argv[1], len + 1);
  10     strncat(buf + len, buf, len);
  11     printf("%s\n", buf);
  12     free(buf);
  13     return 0;
  14 }