; LLVM IR from abhisheknaiidu/dsa :: DSA/BitManupulations (copy-set-bits-range)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"struct.std::pair" = type <{ %"struct.std::__detail::_Node_iterator", i8, [7 x i8] }>
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14abhisheknaiiduv() #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::unordered_set", align 8
  %12 = alloca i32, align 4
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  %15 = alloca %"struct.std::pair", align 8
  %16 = alloca i32, align 4
  %17 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %18 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @_Z14abhisheknaiiduv()
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 10, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 13, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 2, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #7
  store i32 3, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  %22 = load i32, ptr %7, align 4, !tbaa !5
  store i32 %22, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 56, ptr %11) #7
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %11) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #7
  store i32 1, ptr %12, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %41, %2
  %24 = load i32, ptr %10, align 4, !tbaa !5
  %25 = icmp ne i32 %24, 0
  br i1 %25, label %26, label %46

26:                                               ; preds = %23
  %27 = load i32, ptr %10, align 4, !tbaa !5
  %28 = and i32 %27, 1
  %29 = icmp ne i32 %28, 0
  br i1 %29, label %30, label %41

30:                                               ; preds = %26
  %31 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %32 unwind label %37

32:                                               ; preds = %30
  %33 = getelementptr inbounds { ptr, i8 }, ptr %15, i32 0, i32 0
  %34 = extractvalue { ptr, i8 } %31, 0
  store ptr %34, ptr %33, align 8
  %35 = getelementptr inbounds { ptr, i8 }, ptr %15, i32 0, i32 1
  %36 = extractvalue { ptr, i8 } %31, 1
  store i8 %36, ptr %35, align 8
  br label %41

37:                                               ; preds = %108, %105, %80, %77, %30
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %13, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %14, align 4
  br label %112

41:                                               ; preds = %32, %26
  %42 = load i32, ptr %12, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %12, align 4, !tbaa !5
  %44 = load i32, ptr %10, align 4, !tbaa !5
  %45 = ashr i32 %44, 1
  store i32 %45, ptr %10, align 4, !tbaa !5
  br label %23, !llvm.loop !11

46:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  %47 = load i32, ptr %8, align 4, !tbaa !5
  store i32 %47, ptr %16, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %74, %46
  %49 = load i32, ptr %16, align 4, !tbaa !5
  %50 = load i32, ptr %9, align 4, !tbaa !5
  %51 = icmp sle i32 %49, %50
  br i1 %51, label %53, label %52

52:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  br label %77

53:                                               ; preds = %48
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #7
  %54 = invoke ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(56) %11, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %55 unwind label %69

55:                                               ; preds = %53
  %56 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %17, i32 0, i32 0
  %57 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %56, i32 0, i32 0
  store ptr %54, ptr %57, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #7
  %58 = call ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %11) #7
  %59 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %18, i32 0, i32 0
  %60 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %59, i32 0, i32 0
  store ptr %58, ptr %60, align 8
  %61 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull align 8 dereferenceable(8) %18) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #7
  br i1 %61, label %62, label %73

62:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #7
  %63 = load i32, ptr %16, align 4, !tbaa !5
  %64 = sub nsw i32 %63, 1
  %65 = shl i32 1, %64
  store i32 %65, ptr %19, align 4, !tbaa !5
  %66 = load i32, ptr %6, align 4, !tbaa !5
  %67 = load i32, ptr %19, align 4, !tbaa !5
  %68 = or i32 %66, %67
  store i32 %68, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #7
  br label %73

69:                                               ; preds = %53
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %13, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  br label %112

73:                                               ; preds = %62, %55
  br label %74

74:                                               ; preds = %73
  %75 = load i32, ptr %16, align 4, !tbaa !5
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %16, align 4, !tbaa !5
  br label %48, !llvm.loop !13

77:                                               ; preds = %52
  %78 = load i32, ptr %6, align 4, !tbaa !5
  %79 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %78)
          to label %80 unwind label %37

80:                                               ; preds = %77
  %81 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %79, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %82 unwind label %37

82:                                               ; preds = %80
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #7
  %83 = load i32, ptr %8, align 4, !tbaa !5
  store i32 %83, ptr %20, align 4, !tbaa !5
  br label %84

84:                                               ; preds = %102, %82
  %85 = load i32, ptr %20, align 4, !tbaa !5
  %86 = load i32, ptr %9, align 4, !tbaa !5
  %87 = icmp sle i32 %85, %86
  br i1 %87, label %89, label %88

88:                                               ; preds = %84
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #7
  br label %105

89:                                               ; preds = %84
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #7
  %90 = load i32, ptr %20, align 4, !tbaa !5
  %91 = sub nsw i32 %90, 1
  %92 = shl i32 1, %91
  store i32 %92, ptr %21, align 4, !tbaa !5
  %93 = load i32, ptr %7, align 4, !tbaa !5
  %94 = load i32, ptr %21, align 4, !tbaa !5
  %95 = and i32 %93, %94
  %96 = icmp ne i32 %95, 0
  br i1 %96, label %97, label %101

97:                                               ; preds = %89
  %98 = load i32, ptr %6, align 4, !tbaa !5
  %99 = load i32, ptr %21, align 4, !tbaa !5
  %100 = or i32 %98, %99
  store i32 %100, ptr %6, align 4, !tbaa !5
  br label %101

101:                                              ; preds = %97, %89
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  br label %102

102:                                              ; preds = %101
  %103 = load i32, ptr %20, align 4, !tbaa !5
  %104 = add nsw i32 %103, 1
  store i32 %104, ptr %20, align 4, !tbaa !5
  br label %84, !llvm.loop !14

105:                                              ; preds = %88
  %106 = load i32, ptr %6, align 4, !tbaa !5
  %107 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %106)
          to label %108 unwind label %37

108:                                              ; preds = %105
  %109 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %107, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %110 unwind label %37

110:                                              ; preds = %108
  store i32 0, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %11) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  %111 = load i32, ptr %3, align 4
  ret i32 %111

112:                                              ; preds = %69, %37
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %11) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %113

113:                                              ; preds = %112
  %114 = load ptr, ptr %13, align 8
  %115 = load i32, ptr %14, align 4
  %116 = insertvalue { ptr, i32 } poison, ptr %114, 0
  %117 = insertvalue { ptr, i32 } %116, i32 %115, 1
  resume { ptr, i32 } %117
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #6 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14abhisheknaiiduv() local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::unordered_set", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %7 = alloca %"struct.std::__detail::_Node_iterator", align 8
  tail call void @_Z14abhisheknaiiduv()
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3) #7
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  store i32 1, ptr %4, align 4, !tbaa !5
  %8 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %9 unwind label %.loopexit

.loopexit:                                        ; preds = %12, %9, %2
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %37

.loopexit.split-lp:                               ; preds = %16, %31, %.preheader.preheader, %34
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %37

9:                                                ; preds = %2
  %.pre = load i32, ptr %4, align 4, !tbaa !5
  %10 = add nsw i32 %.pre, 2
  store i32 %10, ptr %4, align 4, !tbaa !5
  %11 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %12 unwind label %.loopexit

12:                                               ; preds = %9
  %.pre37 = load i32, ptr %4, align 4, !tbaa !5
  %13 = add nsw i32 %.pre37, 1
  store i32 %13, ptr %4, align 4, !tbaa !5
  %14 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %._crit_edge39 unwind label %.loopexit

._crit_edge39:                                    ; preds = %12
  %.pre40 = load i32, ptr %4, align 4, !tbaa !5
  %15 = add nsw i32 %.pre40, 1
  store i32 %15, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #7
  store i32 2, ptr %5, align 4, !tbaa !5
  br label %18

16:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  %17 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.1)
          to label %31 unwind label %.loopexit.split-lp

18:                                               ; preds = %._crit_edge39, %20
  %.02130 = phi i32 [ 10, %._crit_edge39 ], [ %.1, %20 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #7
  %19 = invoke ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %20 unwind label %29

20:                                               ; preds = %18
  store ptr %19, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %21 = call ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %3) #7
  store ptr %21, ptr %7, align 8
  %22 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  %23 = load i32, ptr %5, align 4
  %24 = add nsw i32 %23, -1
  %25 = shl nuw i32 1, %24
  %26 = select i1 %22, i32 %25, i32 0
  %.1 = or i32 %26, %.02130
  %27 = add nsw i32 %23, 1
  store i32 %27, ptr %5, align 4, !tbaa !5
  %28 = icmp slt i32 %23, 3
  br i1 %28, label %18, label %16, !llvm.loop !9

29:                                               ; preds = %18
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  br label %37

31:                                               ; preds = %16
  %32 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.preheader.preheader unwind label %.loopexit.split-lp

.preheader.preheader:                             ; preds = %31
  %spec.select.1 = or i32 %.1, 4
  %33 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %spec.select.1)
          to label %34 unwind label %.loopexit.split-lp

34:                                               ; preds = %.preheader.preheader
  %35 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %33, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %36 unwind label %.loopexit.split-lp

36:                                               ; preds = %34
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #7
  ret i32 0

37:                                               ; preds = %.loopexit, %.loopexit.split-lp, %29
  %.pn = phi { ptr, i32 } [ %30, %29 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #7
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #6 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass