1 ; RUN: opt < %s -instcombine -S | FileCheck %s
3 define void @entry() nounwind {
8 %local = phi <1 x i32> [ <i32 0>, %entry ], [ %phi2, %cond.end47 ]
9 %phi3 = sub <1 x i32> zeroinitializer, %local
16 %cond = phi <1 x i32> [ %phi3, %for.cond ], [ undef, %cond.false ]
20 %sum = add <1 x i32> %cond, <i32 92>
21 ; CHECK: sub <1 x i32> <i32 -92>, %cond
22 %phi2 = sub <1 x i32> zeroinitializer, %sum