| // TODO: remove need for this option: |
| /* { dg-additional-options "-fanalyzer-checker=taint" } */ |
| |
| #include "analyzer-decls.h" |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| /* malloc with tainted size from a syscall. */ |
| |
| void *p; |
| |
| void __attribute__((tainted_args)) |
| test_1 (size_t sz) /* { dg-message "\\(1\\) function 'test_1' marked with '__attribute__\\(\\(tainted_args\\)\\)'" } */ |
| { |
| /* TODO: should have a message saying why "sz" is tainted, e.g. |
| "treating 'sz' as attacker-controlled because 'test_1' is marked with '__attribute__((tainted_args))'" */ |
| |
| p = malloc (sz); /* { dg-warning "use of attacker-controlled value 'sz' as allocation size without upper-bounds checking" "warning" } */ |
| /* { dg-message "\\(\[0-9\]+\\) use of attacker-controlled value 'sz' as allocation size without upper-bounds checking" "final event" { target *-*-* } .-1 } */ |
| } |
