| // RUN: %clang_cc1 -flto -triple x86_64-unknown-linux -fsanitize=cfi-vcall -fsanitize-cfi-cross-dso -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=ITANIUM %s |
| // RUN: %clang_cc1 -flto -triple x86_64-pc-windows-msvc -fsanitize=cfi-vcall -fsanitize-cfi-cross-dso -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=MS %s |
| |
| struct A { |
| A(); |
| virtual void f(); |
| }; |
| |
| A::A() {} |
| void A::f() {} |
| |
| void caller(A* a) { |
| a->f(); |
| } |
| |
| namespace { |
| struct B { |
| virtual void f(); |
| }; |
| |
| void B::f() {} |
| } // namespace |
| |
| void g() { |
| B b; |
| b.f(); |
| } |
| |
| // MS: @[[B_VTABLE:.*]] = private unnamed_addr constant { [2 x ptr] } {{.*}}@"??_R4B@?A0x{{[^@]*}}@@6B@"{{.*}}@"?f@B@?A0x{{[^@]*}}@@UEAAXXZ" |
| |
| // CHECK-LABEL: caller |
| // CHECK: %[[A:.*]] = load ptr, ptr |
| // CHECK: %[[VT:.*]] = load ptr, ptr %[[A]] |
| // ITANIUM: %[[TEST:.*]] = call i1 @llvm.type.test(ptr %[[VT]], metadata !"_ZTS1A"), !nosanitize |
| // MS: %[[TEST:.*]] = call i1 @llvm.type.test(ptr %[[VT]], metadata !"?AUA@@"), !nosanitize |
| // CHECK: br i1 %[[TEST]], label %[[CONT:.*]], label %[[SLOW:.*]], {{.*}} !nosanitize |
| // CHECK: [[SLOW]] |
| // ITANIUM: call void @__cfi_slowpath_diag(i64 7004155349499253778, ptr %[[VT]], {{.*}}) {{.*}} !nosanitize |
| // MS: call void @__cfi_slowpath_diag(i64 -8005289897957287421, ptr %[[VT]], {{.*}}) {{.*}} !nosanitize |
| // CHECK: br label %[[CONT]], !nosanitize |
| // CHECK: [[CONT]] |
| // CHECK: call void %{{.*}}(ptr {{[^,]*}} %{{.*}}) |
| |
| // No hash-based bit set entry for (anonymous namespace)::B |
| // ITANIUM-NOT: !{i64 {{.*}}, ptr @_ZTVN12_GLOBAL__N_11BE, |
| // MS-NOT: !{i64 {{.*}}, ptr @[[B_VTABLE]], |