1; RUN: opt -dse -S < %s | FileCheck %s
2
3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
4target triple = "x86_64-apple-darwin"
5
6%"class.std::auto_ptr" = type { i32* }
7
8; CHECK-LABEL: @_Z3foov(
9define void @_Z3foov(%"class.std::auto_ptr"* noalias nocapture sret %agg.result) uwtable ssp {
10_ZNSt8auto_ptrIiED1Ev.exit:
11  %temp.lvalue = alloca %"class.std::auto_ptr", align 8
12  call void @_Z3barv(%"class.std::auto_ptr"* sret %temp.lvalue)
13  %_M_ptr.i.i = getelementptr inbounds %"class.std::auto_ptr", %"class.std::auto_ptr"* %temp.lvalue, i64 0, i32 0
14  %tmp.i.i = load i32*, i32** %_M_ptr.i.i, align 8
15; CHECK-NOT: store i32* null
16  store i32* null, i32** %_M_ptr.i.i, align 8
17  %_M_ptr.i.i4 = getelementptr inbounds %"class.std::auto_ptr", %"class.std::auto_ptr"* %agg.result, i64 0, i32 0
18  store i32* %tmp.i.i, i32** %_M_ptr.i.i4, align 8
19; CHECK: ret void
20  ret void
21}
22
23declare void @_Z3barv(%"class.std::auto_ptr"* sret)
24