| // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s |
| |
| class A { |
| int a; |
| }; |
| |
| class B { |
| int b; |
| public: |
| A *getAsA(); |
| }; |
| |
| class X : public A, public B { |
| int x; |
| }; |
| |
| // PR35909 - https://bugs.llvm.org/show_bug.cgi?id=35909 |
| |
| A *B::getAsA() { |
| return static_cast<X*>(this); |
| |
| // CHECK-LABEL: define %class.A* @_ZN1B6getAsAEv |
| // CHECK: %[[THIS:.*]] = load %class.B*, %class.B** |
| // CHECK-NEXT: %[[BC:.*]] = bitcast %class.B* %[[THIS]] to i8* |
| // CHECK-NEXT: getelementptr inbounds i8, i8* %[[BC]], i64 -4 |
| } |
| |