| /* { dg-do run } */ |
| /* { dg-options "-O2 -fdump-tree-strlen" } */ |
| |
| #include "strlenopt.h" |
| |
| __attribute__((noinline, noclone)) size_t |
| bar (char *p, char *q) |
| { |
| size_t l1, l2, l3; |
| char *r = strchr (p, '\0'); |
| strcpy (r, "abcde"); |
| char *s = strchr (r, '\0'); |
| strcpy (s, q); |
| l1 = strlen (p); |
| l2 = strlen (r); |
| l3 = strlen (s); |
| return l1 + l2 + l3; |
| } |
| |
| int |
| main () |
| { |
| char buf[16] = "01234"; |
| |
| if (bar (buf, "56789") != 30) |
| abort (); |
| |
| if (memcmp (buf, "01234abcde56789", 16) != 0) |
| abort (); |
| |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "strlen \\(" 4 "strlen1" } } */ |
| /* { dg-final { scan-tree-dump-times "memcpy \\(" 1 "strlen1" } } */ |
| /* { dg-final { scan-tree-dump-times "strcpy \\(" 1 "strlen1" } } */ |
| /* { dg-final { scan-tree-dump-times "strcat \\(" 0 "strlen1" } } */ |
| /* { dg-final { scan-tree-dump-times "strchr \\(" 0 "strlen1" } } */ |
| /* { dg-final { scan-tree-dump-times "stpcpy \\(" 0 "strlen1" } } */ |
