| // RUN: %clangxx -o %t1 %s |
| // RUN: %t1 2>&1 | FileCheck --check-prefix=NCFI %s |
| |
| // RUN: %clangxx_cfi -o %t2 %s |
| // RUN: %expect_crash %t2 2>&1 | FileCheck --check-prefix=CFI %s |
| |
| // RUN: %clangxx_cfi_diag -g -o %t3 %s |
| // RUN: %t3 2>&1 | FileCheck --check-prefix=CFI-DIAG %s |
| |
| #include <stdio.h> |
| |
| void f() { |
| } |
| |
| int main() { |
| // CFI: 1 |
| // NCFI: 1 |
| fprintf(stderr, "1\n"); |
| |
| // CFI-DIAG: runtime error: control flow integrity check for type 'void (int)' failed during indirect function call |
| // CFI-DIAG: f() defined here |
| ((void (*)(int))f)(42); // UB here |
| |
| // CFI-NOT: 2 |
| // NCFI: 2 |
| fprintf(stderr, "2\n"); |
| } |
