; RUN: opt < %s -passes=instcombine -S | FileCheck %s define void @entry() nounwind { entry: br label %for.cond ; CHECK: br label %for.cond for.cond: %local = phi <1 x i32> [ <i32 0>, %entry ], [ %phi2, %cond.end47 ] %phi3 = sub <1 x i32> zeroinitializer, %local br label %cond.end cond.false: br label %cond.end cond.end: %cond = phi <1 x i32> [ %phi3, %for.cond ], [ undef, %cond.false ] br label %cond.end47 cond.end47: %sum = add <1 x i32> %cond, <i32 92> %phi2 = sub <1 x i32> zeroinitializer, %sum br label %for.cond }