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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -newgvn -enable-phi-of-ops=true -S | FileCheck %s
;; Make sure we don't incorrectly use predicateinfo to simplify phi of ops cases
source_filename = "pr34135.ll"

define void @snork(i32 %arg) {
; CHECK-LABEL: @snork(
; CHECK-NEXT:  bb:
; CHECK-NEXT:    [[TMP:%.*]] = sext i32 [[ARG:%.*]] to i64
; CHECK-NEXT:    br label [[BB1:%.*]]
; CHECK:       bb1:
; CHECK-NEXT:    [[TMP2:%.*]] = phi i64 [ 0, [[BB:%.*]] ], [ [[TMP3:%.*]], [[BB1]] ]
; CHECK-NEXT:    [[TMP3]] = add i64 [[TMP2]], 1
; CHECK-NEXT:    [[TMP4:%.*]] = icmp slt i64 [[TMP3]], [[TMP]]
; CHECK-NEXT:    br i1 [[TMP4]], label [[BB1]], label [[BB7:%.*]]
; CHECK:       bb5:
; CHECK-NEXT:    [[TMP6:%.*]] = icmp sgt i64 [[TMP]], 1
; CHECK-NEXT:    br i1 [[TMP6]], label [[BB7]], label [[BB9:%.*]]
; CHECK:       bb7:
; CHECK-NEXT:    br label [[BB5:%.*]]
; CHECK:       bb9:
; CHECK-NEXT:    unreachable
;
bb:
  %tmp = sext i32 %arg to i64
  br label %bb1

bb1:                                              ; preds = %bb1, %bb
  %tmp2 = phi i64 [ 0, %bb ], [ %tmp3, %bb1 ]
  %tmp3 = add i64 %tmp2, 1
  %tmp4 = icmp slt i64 %tmp3, %tmp
  br i1 %tmp4, label %bb1, label %bb7

bb5:                                              ; preds = %bb7
  %tmp6 = icmp sgt i64 %tmp8, 1
  br i1 %tmp6, label %bb7, label %bb9

bb7:                                              ; preds = %bb5, %bb1
  %tmp8 = phi i64 [ undef, %bb5 ], [ %tmp, %bb1 ]
  br label %bb5

bb9:                                              ; preds = %bb5
  unreachable
}