| // RUN: %clang_cc1 -fms-compatibility -triple x86_64-windows-msvc %s -emit-llvm -o - | FileCheck %s |
| |
| // Make sure we choose the *direct* base path when doing these conversions. |
| |
| // CHECK: %struct.C = type { %struct.A, %struct.B } |
| // CHECK: %struct.D = type { %struct.B, %struct.A } |
| |
| struct A { int a; }; |
| struct B : A { int b; }; |
| |
| struct C : A, B { }; |
| extern "C" A *a_from_c(C *p) { return p; } |
| // CHECK-LABEL: define dso_local %struct.A* @a_from_c(%struct.C* %{{.*}}) |
| // CHECK: bitcast %struct.C* %{{.*}} to %struct.A* |
| |
| struct D : B, A { }; |
| extern "C" A *a_from_d(D *p) { return p; } |
| // CHECK-LABEL: define dso_local %struct.A* @a_from_d(%struct.D* %{{.*}}) |
| // CHECK: %[[p_i8:[^ ]*]] = bitcast %struct.D* %{{.*}} to i8* |
| // CHECK: getelementptr inbounds i8, i8* %[[p_i8]], i64 8 |