1 // RUN: %clang_cc1 %s -I%S -triple=x86_64-pc-windows-msvc -fstrict-vtable-pointers -disable-llvm-passes -O1 -emit-llvm -o %t.ll 2 // RUN: FileCheck %s < %t.ll 3 4 struct A { 5 virtual ~A(); 6 }; 7 struct B : virtual A {}; 8 class C : B {}; 9 C foo; 10 11 // CHECK-LABEL: define {{.*}} @"??0C@@QEAA@XZ"(ptr {{.*}} %this, i32 {{.*}} %is_most_derived) 12 // CHECK: ctor.init_vbases: 13 // CHECK-NEXT: %0 = getelementptr inbounds i8, ptr %this1, i64 0 14 // CHECK-NEXT: store ptr @"??_8C@@7B@", ptr %0 15 // CHECK-NEXT: %1 = call ptr @llvm.launder.invariant.group.p0(ptr %this1) 16 // CHECK-NEXT: %2 = getelementptr inbounds i8, ptr %1, i64 8 17 // CHECK-NEXT: %call = call noundef ptr @"??0A@@QEAA@XZ"(ptr {{.*}} %2) #2 18 // CHECK-NEXT: br label %ctor.skip_vbases 19 // CHECK-EMPTY: 20 // CHECK-NEXT: ctor.skip_vbases: 21 // CHECK-NEXT: %3 = call ptr @llvm.launder.invariant.group.p0(ptr %this1) 22 // CHECK-NEXT: %call3 = call noundef ptr @"??0B@@QEAA@XZ"(ptr {{.*}} %3, i32 noundef 0) #2 23