; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S -passes=indvars < %s | FileCheck %s

target datalayout = "n8:16:32:64"

; Make sure it does not crash.

define i32 @m() {
; CHECK-LABEL: define i32 @m() {
; CHECK-NEXT:  [[ENTRY:.*:]]
; CHECK-NEXT:    br label %[[FOR_BODY_I6:.*]]
; CHECK:       [[FOR_BODY_I6]]:
; CHECK-NEXT:    br i1 true, label %[[I_EXIT:.*]], label %[[IF_END_I:.*]]
; CHECK:       [[IF_END_I]]:
; CHECK-NEXT:    store i64 0, ptr null, align 8
; CHECK-NEXT:    br label %[[FOR_BODY_I6]]
; CHECK:       [[I_EXIT]]:
; CHECK-NEXT:    ret i32 0
;
entry:
  %div.i4 = sdiv i32 1, 0
  br label %for.body.i6

for.body.i6:                                      ; preds = %if.end.i, %entry
  %add57.i = phi i32 [ %add.i7, %if.end.i ], [ 0, %entry ]
  br i1 true, label %i.exit, label %if.end.i

if.end.i:                                         ; preds = %for.body.i6
  %add.i7 = add i32 %add57.i, %div.i4
  %conv.i = zext i32 %add57.i to i64
  store i64 %conv.i, ptr null, align 8
  br label %for.body.i6

i.exit:                                           ; preds = %for.body.i6
  ret i32 0
}