xref: /aosp_15_r20/external/compiler-rt/test/cfi/icall/bad-signature.c (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6) 
1*7c3d14c8STreehugger Robot // RUN: %clang -o %t1 %s
2*7c3d14c8STreehugger Robot // RUN: %t1 2>&1 | FileCheck --check-prefix=NCFI %s
3*7c3d14c8STreehugger Robot 
4*7c3d14c8STreehugger Robot // RUN: %clang_cfi -o %t2 %s
5*7c3d14c8STreehugger Robot // RUN: %expect_crash %t2 2>&1 | FileCheck --check-prefix=CFI %s
6*7c3d14c8STreehugger Robot 
7*7c3d14c8STreehugger Robot // RUN: %clang_cfi_diag -g -o %t3 %s
8*7c3d14c8STreehugger Robot // RUN: %t3 2>&1 | FileCheck --check-prefix=CFI-DIAG %s
9*7c3d14c8STreehugger Robot 
10*7c3d14c8STreehugger Robot #include <stdio.h>
11*7c3d14c8STreehugger Robot 
f()12*7c3d14c8STreehugger Robot void f() {
13*7c3d14c8STreehugger Robot }
14*7c3d14c8STreehugger Robot 
main()15*7c3d14c8STreehugger Robot int main() {
16*7c3d14c8STreehugger Robot   // CFI: 1
17*7c3d14c8STreehugger Robot   // NCFI: 1
18*7c3d14c8STreehugger Robot   fprintf(stderr, "1\n");
19*7c3d14c8STreehugger Robot 
20*7c3d14c8STreehugger Robot   // CFI-DIAG: runtime error: control flow integrity check for type 'void (int)' failed during indirect function call
21*7c3d14c8STreehugger Robot   // CFI-DIAG: f defined here
22*7c3d14c8STreehugger Robot   ((void (*)(int))f)(42); // UB here
23*7c3d14c8STreehugger Robot 
24*7c3d14c8STreehugger Robot   // CFI-NOT: 2
25*7c3d14c8STreehugger Robot   // NCFI: 2
26*7c3d14c8STreehugger Robot   fprintf(stderr, "2\n");
27*7c3d14c8STreehugger Robot }
28