; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
; RUN: opt -S -passes=gvn < %s | FileCheck %s

; Make sure deduplicated phi nodes are removed from the VN map.
define i64 @f() {
; CHECK-LABEL: define i64 @f() {
; CHECK-NEXT:  BB:
; CHECK-NEXT:    store i1 false, ptr null, align 1
; CHECK-NEXT:    br label [[BB2D:%.*]]
; CHECK:       BB2a:
; CHECK-NEXT:    br label [[BB2B:%.*]]
; CHECK:       BB2b:
; CHECK-NEXT:    [[L93_PRE_PRE:%.*]] = load i1, ptr inttoptr (i64 -1 to ptr), align 1
; CHECK-NEXT:    br label [[BB2C:%.*]]
; CHECK:       BB2c:
; CHECK-NEXT:    [[L93_PRE:%.*]] = phi i1 [ [[L93_PRE_PRE]], [[BB2B]] ], [ true, [[BB2D]] ]
; CHECK-NEXT:    [[AZ2:%.*]] = phi i1 [ true, [[BB2B]] ], [ [[AZ:%.*]], [[BB2D]] ]
; CHECK-NEXT:    [[DOTPHI_TRANS_INSERT:%.*]] = sext i1 [[AZ2]] to i64
; CHECK-NEXT:    [[GEP2_PHI_TRANS_INSERT:%.*]] = getelementptr i1, ptr null, i64 [[DOTPHI_TRANS_INSERT]]
; CHECK-NEXT:    br label [[BB2D]]
; CHECK:       BB2d:
; CHECK-NEXT:    [[L93_PRE5:%.*]] = phi i1 [ [[L93_PRE]], [[BB2C]] ], [ false, [[BB:%.*]] ]
; CHECK-NEXT:    [[AZ]] = phi i1 [ [[AZ2]], [[BB2C]] ], [ false, [[BB]] ]
; CHECK-NEXT:    [[TMP0:%.*]] = sext i1 [[AZ]] to i64
; CHECK-NEXT:    [[GEP2:%.*]] = getelementptr i1, ptr null, i64 [[TMP0]]
; CHECK-NEXT:    store i1 [[AZ]], ptr null, align 2
; CHECK-NEXT:    br i1 [[L93_PRE5]], label [[BB2C]], label [[BB1E:%.*]]
; CHECK:       BB1e:
; CHECK-NEXT:    br i1 [[AZ]], label [[BB2F:%.*]], label [[BB4:%.*]]
; CHECK:       BB2f:
; CHECK-NEXT:    store i1 true, ptr null, align 2
; CHECK-NEXT:    br label [[BB2B]]
; CHECK:       BB4:
; CHECK-NEXT:    br label [[BB4]]
;
BB:
  store i1 false, ptr null, align 1
  br label %BB2d

BB2a: ; No predecessors!
  br label %BB2b

BB2b:       ; preds = %BB2f, %BB2a
  br label %BB2c

BB2c:                     ; preds = %BB2d, %BB2b
  %0 = phi i1 [ true, %BB2b ], [ %1, %BB2d ]
  br label %BB2d

BB2d:                              ; preds = %BB2c, %BB
  %1 = phi i1 [ %0, %BB2c ], [ false, %BB ]
  %2 = sext i1 %1 to i64
  %gep2 = getelementptr i1, ptr null, i64 %2
  %L93 = load i1, ptr %gep2, align 1
  %Az = load i1, ptr null, align 2
  store i1 %1, ptr null, align 2
  br i1 %L93, label %BB2c, label %BB1e

BB1e:                                        ; preds = %BB2d
  br i1 %Az, label %BB2f, label %BB4

BB2f:                                ; preds = %BB1e
  store i1 true, ptr null, align 2
  br label %BB2b

BB4:                                              ; preds = %BB1e, %BB4
  br label %BB4

; uselistorder directives
  uselistorder label %BB4, { 1, 0 }
}