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      1 ; RUN: opt < %s -indvars -S | FileCheck %s
      2 ; rdar://10359193: assert "IndVar type must match IVInit type"
      3 
      4 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
      5 target triple = "thumbv7-apple-darwin"
      6 
      7 ; CHECK-LABEL: @test(
      8 ; CHECK: if.end.i126:
      9 ; CHECK: %exitcond = icmp ne i8* %incdec.ptr.i, getelementptr (i8, i8* null, i32 undef)
     10 define void @test() nounwind {
     11 entry:
     12   br label %while.cond
     13 
     14 while.cond:
     15   br i1 undef, label %while.end, label %while.body
     16 
     17 while.body:                                       ; preds = %while.cond
     18   br i1 undef, label %if.then165, label %while.cond
     19 
     20 if.then165:                                       ; preds = %while.body
     21   br i1 undef, label %while.cond, label %for.body.lr.ph.i81
     22 
     23 for.body.lr.ph.i81:                               ; preds = %if.then165
     24   br label %for.body.i86
     25 
     26 for.body.i86:                                     ; preds = %for.end.i129, %for.body.lr.ph.i81
     27   %cmp196.i = icmp ult i32 0, undef
     28   br i1 %cmp196.i, label %for.body21.lr.ph.i, label %for.end.i129
     29 
     30 for.body21.lr.ph.i:                               ; preds = %for.body.i86
     31   br label %for.body21.i
     32 
     33 for.body21.i:
     34   %destYPixelPtr.010.i = phi i8* [ null, %for.body21.lr.ph.i ], [ %incdec.ptr.i, %if.end.i126 ]
     35   %x.09.i = phi i32 [ 0, %for.body21.lr.ph.i ], [ %inc.i125, %if.end.i126 ]
     36   br i1 undef, label %if.end.i126, label %if.else.i124
     37 
     38 if.else.i124:                                     ; preds = %for.body21.i
     39   store i8 undef, i8* %destYPixelPtr.010.i, align 1
     40   br label %if.end.i126
     41 
     42 if.end.i126:                                      ; preds = %if.else.i124, %for.body21.i
     43   %incdec.ptr.i = getelementptr inbounds i8, i8* %destYPixelPtr.010.i, i32 1
     44   %inc.i125 = add i32 %x.09.i, 1
     45   %cmp19.i = icmp ult i32 %inc.i125, undef
     46   br i1 %cmp19.i, label %for.body21.i, label %for.end.i129
     47 
     48 for.end.i129:                                     ; preds = %if.end.i126, %for.body.i86
     49   br i1 undef, label %for.body.i86, label %while.cond
     50 
     51 while.end:                                        ; preds = %while.cond
     52   br label %bail
     53 
     54 bail:                                             ; preds = %while.end, %lor.lhs.false44, %lor.lhs.false41, %if.end29, %if.end
     55   unreachable
     56 
     57 return:                                           ; preds = %lor.lhs.false20, %lor.lhs.false12, %lor.lhs.false, %entry
     58   ret void
     59 }
     60