xref: /aosp_15_r20/external/clang/test/CodeGenCXX/pr27030.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm -triple=i386-pc-win32 %s -o - | FileCheck %s
2*67e74705SXin Li struct A {};
3*67e74705SXin Li struct B : A {};
4*67e74705SXin Li extern "C" {
5*67e74705SXin Li extern int B::*a;
test1()6*67e74705SXin Li void test1() { (int A::*)(a); }
7*67e74705SXin Li }
8*67e74705SXin Li // CHECK-LABEL: define void @test1(
9*67e74705SXin Li // CHECK: %[[load:.*]]       = load i32, i32* @a
10*67e74705SXin Li // CHECK: %[[memptr_cmp:.*]] = icmp ne i32 %[[load]], -1
11*67e74705SXin Li // CHECK: br i1 %[[memptr_cmp]]
12*67e74705SXin Li 
13*67e74705SXin Li // CHECK: %[[adj:.*]] = sub nsw i32 %[[load]], 0
14*67e74705SXin Li // CHECK: %[[nv_adj:.*]] = select i1 true, i32 %[[adj]], i32 0
15*67e74705SXin Li 
16*67e74705SXin Li // CHECK: %[[memptr_converted:.*]] = phi i32 [ -1, {{.*}} ], [ %[[nv_adj]], {{.*}} ]
17