|  | ; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 -mattr=-crbits | FileCheck %s | 
|  | ; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s -check-prefix=CHECK-CRB | 
|  | 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-f128:128:128-v128:128:128-n32:64" | 
|  | target triple = "powerpc64-unknown-linux-gnu" | 
|  |  | 
|  | define void @_Z8example3iPiS_() #0 { | 
|  | entry: | 
|  | br i1 undef, label %while.end, label %while.body.lr.ph | 
|  |  | 
|  | while.body.lr.ph:                                 ; preds = %entry | 
|  | br i1 undef, label %while.end, label %while.body | 
|  |  | 
|  | while.body:                                       ; preds = %while.body, %while.body.lr.ph | 
|  | br i1 false, label %while.end, label %while.body, !llvm.loop.vectorize.already_vectorized !0 | 
|  |  | 
|  | while.end:                                        ; preds = %while.body, %while.body.lr.ph, %entry | 
|  | ret void | 
|  |  | 
|  | ; CHECK: @_Z8example3iPiS_ | 
|  | ; CHECK: bnelr | 
|  |  | 
|  | ; CHECK-CRB: @_Z8example3iPiS_ | 
|  | ; CHECK-CRB: bclr 12, | 
|  | } | 
|  |  | 
|  | attributes #0 = { noinline nounwind } | 
|  |  | 
|  | !0 = !{} | 
|  |  |