| ; RUN: opt -passes=dse -S < %s | FileCheck %s |
| |
| target 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" |
| target triple = "x86_64-apple-darwin" |
| |
| %"class.std::auto_ptr" = type { ptr } |
| |
| ; CHECK-LABEL: @_Z3foov( |
| define void @_Z3foov(ptr noalias nocapture sret(%"class.std::auto_ptr") %agg.result) uwtable ssp { |
| _ZNSt8auto_ptrIiED1Ev.exit: |
| %temp.lvalue = alloca %"class.std::auto_ptr", align 8 |
| call void @_Z3barv(ptr sret(%"class.std::auto_ptr") %temp.lvalue) |
| %tmp.i.i = load ptr, ptr %temp.lvalue, align 8 |
| ; CHECK-NOT: store ptr null |
| store ptr null, ptr %temp.lvalue, align 8 |
| store ptr %tmp.i.i, ptr %agg.result, align 8 |
| ; CHECK: ret void |
| ret void |
| } |
| |
| declare void @_Z3barv(ptr sret(%"class.std::auto_ptr")) |
