20   char buf2[20];  in test()  local
24   memcpy (&buf2[19], "ab", 1);  in test()
25   memcpy (&buf2[19], "ab", 2); /* { dg-warning "will always overflow" "memcpy" } */  in test()
26   vx = mempcpy (&buf2[19], "ab", 1);  in test()
27   vx = mempcpy (&buf2[19], "ab", 2); /* { dg-warning "will always overflow" "mempcpy" } */  in test()
28   memmove (&buf2[18], &buf1[10], 2);  in test()
29   memmove (&buf2[18], &buf1[10], 3); /* { dg-warning "will always overflow" "memmove" } */  in test()
30   memset (&buf2[16], 'a', 4);  in test()
31   memset (&buf2[15], 'b', 6); /* { dg-warning "will always overflow" "memset" } */  in test()
32   strcpy (&buf2[18], "a");  in test()
33   strcpy (&buf2[18], "ab"); /* { dg-warning "will always overflow" "strcpy" } */  in test()
34   vx = stpcpy (&buf2[18], "a");  in test()
35   vx = stpcpy (&buf2[18], "ab"); /* { dg-warning "will always overflow" "stpcpy" } */  in test()
36   strncpy (&buf2[18], "a", 2);  in test()
37   strncpy (&buf2[18], "a", 3); /* { dg-warning "will always overflow" "strncpy" } */  in test()
38   strncpy (&buf2[18], "abc", 2);  in test()
39   strncpy (&buf2[18], "abc", 3); /* { dg-warning "will always overflow" "strncpy" } */  in test()
40   memset (buf2, '\0', sizeof (buf2));  in test()
41   strcat (&buf2[18], "a");  in test()
42   memset (buf2, '\0', sizeof (buf2));  in test()
43   strcat (&buf2[18], "ab"); /* { dg-warning "will always overflow" "strcat" } */  in test()
44   sprintf (&buf2[18], "%s", buf1);  in test()
45   sprintf (&buf2[18], "%s", "a");  in test()
46   sprintf (&buf2[18], "%s", "ab"); /* { dg-warning "will always overflow" "sprintf" } */  in test()
47   sprintf (&buf2[18], "a");  in test()
48   sprintf (&buf2[18], "ab"); /* { dg-warning "will always overflow" "sprintf" } */  in test()
49   snprintf (&buf2[18], 2, "%d", x);  in test()
54   snprintf (&buf2[18], 3, "%d", x); /* { dg-warning "will always overflow" "snprintf" } */  in test()
56   vsprintf (&buf2[18], "a", ap);  in test()
59   vsprintf (&buf2[18], "ab", ap); /* { dg-warning "will always overflow" "vsprintf" } */  in test()
62   vsnprintf (&buf2[18], 2, "%s", ap);  in test()
66   vsnprintf (&buf2[18], 3, "%s", ap); /* { dg-warning "will always overflow" "vsnprintf" } */  in test()