; LLVM IR from VastoLorde95/Competitive-Programming :: Hackerrank/Company Contests/Cisco iCode/iCode/Problem E (E)

; 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_istream" = type { ptr, i64, %"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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@t = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@k = external dso_local global i32, align 4
@cnt = external dso_local global [28 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [17 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %10 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %11 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %12 = getelementptr i8, ptr %11, i64 -24
  %13 = load i64, ptr %12, align 8
  %14 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %13
  %15 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %14, ptr noundef null)
  %16 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %17 = getelementptr i8, ptr %16, i64 -24
  %18 = load i64, ptr %17, align 8
  %19 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %18
  %20 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %19, ptr noundef null)
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @t)
  br label %22

22:                                               ; preds = %115, %113, %0
  %23 = load i32, ptr @t, align 4, !tbaa !8
  %24 = add nsw i32 %23, -1
  store i32 %24, ptr @t, align 4, !tbaa !8
  %25 = icmp ne i32 %23, 0
  br i1 %25, label %26, label %121

26:                                               ; preds = %22
  %27 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %27, ptr noundef nonnull align 4 dereferenceable(4) @k)
  call void @llvm.memset.p0.i64(ptr align 16 @cnt, i8 0, i64 112, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  store i32 0, ptr %2, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  store i32 1, ptr %3, align 4, !tbaa !8
  br label %29

29:                                               ; preds = %51, %26
  %30 = load i32, ptr %3, align 4, !tbaa !8
  %31 = load i32, ptr @k, align 4, !tbaa !8
  %32 = icmp sle i32 %30, %31
  br i1 %32, label %34, label %33

33:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %54

34:                                               ; preds = %29
  %35 = load i32, ptr %3, align 4, !tbaa !8
  %36 = srem i32 %35, 2
  %37 = icmp ne i32 %36, 0
  br i1 %37, label %38, label %44

38:                                               ; preds = %34
  %39 = load i32, ptr %2, align 4, !tbaa !8
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %2, align 4, !tbaa !8
  %41 = load i32, ptr %3, align 4, !tbaa !8
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [28 x i32], ptr @cnt, i64 0, i64 %42
  store i32 1, ptr %43, align 4, !tbaa !8
  br label %50

44:                                               ; preds = %34
  %45 = load i32, ptr %2, align 4, !tbaa !8
  %46 = add nsw i32 %45, 2
  store i32 %46, ptr %2, align 4, !tbaa !8
  %47 = load i32, ptr %3, align 4, !tbaa !8
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds [28 x i32], ptr @cnt, i64 0, i64 %48
  store i32 2, ptr %49, align 4, !tbaa !8
  br label %50

50:                                               ; preds = %44, %38
  br label %51

51:                                               ; preds = %50
  %52 = load i32, ptr %3, align 4, !tbaa !8
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr %3, align 4, !tbaa !8
  br label %29, !llvm.loop !11

54:                                               ; preds = %33
  %55 = load i32, ptr %2, align 4, !tbaa !8
  %56 = load i32, ptr @n, align 4, !tbaa !8
  %57 = icmp sgt i32 %55, %56
  br i1 %57, label %58, label %60

58:                                               ; preds = %54
  %59 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  store i32 2, ptr %4, align 4
  br label %113, !llvm.loop !13

60:                                               ; preds = %54
  %61 = load i32, ptr @n, align 4, !tbaa !8
  %62 = load i32, ptr %2, align 4, !tbaa !8
  %63 = sub nsw i32 %61, %62
  %64 = srem i32 %63, 2
  %65 = icmp eq i32 %64, 0
  br i1 %65, label %66, label %72

66:                                               ; preds = %60
  %67 = load i32, ptr @n, align 4, !tbaa !8
  %68 = load i32, ptr %2, align 4, !tbaa !8
  %69 = sub nsw i32 %67, %68
  %70 = load i32, ptr getelementptr inbounds ([28 x i32], ptr @cnt, i64 0, i64 1), align 4, !tbaa !8
  %71 = add nsw i32 %70, %69
  store i32 %71, ptr getelementptr inbounds ([28 x i32], ptr @cnt, i64 0, i64 1), align 4, !tbaa !8
  br label %74

72:                                               ; preds = %60
  %73 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  store i32 2, ptr %4, align 4
  br label %113, !llvm.loop !13

74:                                               ; preds = %66
  br label %75

75:                                               ; preds = %74
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 1, ptr %6, align 4, !tbaa !8
  br label %76

76:                                               ; preds = %105, %75
  %77 = load i32, ptr %6, align 4, !tbaa !8
  %78 = load i32, ptr @k, align 4, !tbaa !8
  %79 = icmp sle i32 %77, %78
  br i1 %79, label %81, label %80

80:                                               ; preds = %76
  store i32 7, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %108

81:                                               ; preds = %76
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 0, ptr %7, align 4, !tbaa !8
  br label %82

82:                                               ; preds = %97, %81
  %83 = load i32, ptr %7, align 4, !tbaa !8
  %84 = load i32, ptr %6, align 4, !tbaa !8
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [28 x i32], ptr @cnt, i64 0, i64 %85
  %87 = load i32, ptr %86, align 4, !tbaa !8
  %88 = icmp slt i32 %83, %87
  br i1 %88, label %90, label %89

89:                                               ; preds = %82
  store i32 10, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %104

90:                                               ; preds = %82
  %91 = load i32, ptr %6, align 4, !tbaa !8
  %92 = add nsw i32 %91, 97
  %93 = sub nsw i32 %92, 1
  %94 = trunc i32 %93 to i8
  %95 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 noundef signext %94)
          to label %96 unwind label %100

96:                                               ; preds = %90
  br label %97

97:                                               ; preds = %96
  %98 = load i32, ptr %7, align 4, !tbaa !8
  %99 = add nsw i32 %98, 1
  store i32 %99, ptr %7, align 4, !tbaa !8
  br label %82, !llvm.loop !14

100:                                              ; preds = %90
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %8, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %120

104:                                              ; preds = %89
  br label %105

105:                                              ; preds = %104
  %106 = load i32, ptr %6, align 4, !tbaa !8
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %6, align 4, !tbaa !8
  br label %76, !llvm.loop !15

108:                                              ; preds = %80
  %109 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %110 unwind label %116

110:                                              ; preds = %108
  %111 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %109, ptr noundef @.str.1)
          to label %112 unwind label %116

112:                                              ; preds = %110
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #7
  store i32 0, ptr %4, align 4
  br label %113

113:                                              ; preds = %112, %72, %58
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %114 = load i32, ptr %4, align 4
  switch i32 %114, label %127 [
    i32 0, label %115
    i32 2, label %22
  ]

115:                                              ; preds = %113
  br label %22, !llvm.loop !13

116:                                              ; preds = %110, %108
  %117 = landingpad { ptr, i32 }
          cleanup
  %118 = extractvalue { ptr, i32 } %117, 0
  store ptr %118, ptr %8, align 8
  %119 = extractvalue { ptr, i32 } %117, 1
  store i32 %119, ptr %9, align 4
  br label %120

120:                                              ; preds = %116, %100
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %122

121:                                              ; preds = %22
  ret i32 0

122:                                              ; preds = %120
  %123 = load ptr, ptr %8, align 8
  %124 = load i32, ptr %9, align 4
  %125 = insertvalue { ptr, i32 } poison, ptr %123, 0
  %126 = insertvalue { ptr, i32 } %125, i32 %124, 1
  resume { ptr, i32 } %126

127:                                              ; preds = %113
  unreachable
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #6 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { "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 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !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_istream" = type { ptr, i64, %"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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@t = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@k = external dso_local global i32, align 4
@cnt = external dso_local local_unnamed_addr global [28 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [17 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %3 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %4 = getelementptr i8, ptr %3, i64 -24
  %5 = load i64, ptr %4, align 8
  %6 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %5
  %7 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %6, ptr noundef null)
  %8 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %9 = getelementptr i8, ptr %8, i64 -24
  %10 = load i64, ptr %9, align 8
  %11 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %10
  %12 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %11, ptr noundef null)
  %13 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @t)
  %14 = load i32, ptr @t, align 4, !tbaa !8
  %15 = add nsw i32 %14, -1
  store i32 %15, ptr @t, align 4, !tbaa !8
  %.not36 = icmp eq i32 %14, 0
  br i1 %.not36, label %._crit_edge39, label %.lr.ph38

.lr.ph38:                                         ; preds = %0, %70
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 4 dereferenceable(4) @k)
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(112) @cnt, i8 0, i64 112, i1 false)
  %18 = load i32, ptr @k, align 4, !tbaa !8
  %.not2327 = icmp slt i32 %18, 1
  br i1 %.not2327, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %.lr.ph38
  %19 = add nuw i32 %18, 1
  %wide.trip.count = zext i32 %19 to i64
  %20 = zext nneg i32 %18 to i64
  %min.iters.check = icmp ult i32 %18, 8
  br i1 %min.iters.check, label %.lr.ph.preheader47, label %vector.ph

.lr.ph.preheader47:                               ; preds = %middle.block, %.lr.ph.preheader
  %indvars.iv.ph = phi i64 [ 1, %.lr.ph.preheader ], [ %ind.end, %middle.block ]
  %.02128.ph = phi i32 [ 0, %.lr.ph.preheader ], [ %32, %middle.block ]
  br label %.lr.ph

vector.ph:                                        ; preds = %.lr.ph.preheader
  %n.vec = and i64 %20, 2147483640
  %ind.end = or disjoint i64 %n.vec, 1
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.ind = phi <4 x i64> [ <i64 1, i64 2, i64 3, i64 4>, %vector.ph ], [ %vec.ind.next, %vector.body ]
  %vec.phi = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %27, %vector.body ]
  %vec.phi46 = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %28, %vector.body ]
  %offset.idx = or disjoint i64 %index, 1
  %21 = and <4 x i64> %vec.ind, <i64 1, i64 1, i64 1, i64 1>
  %22 = and <4 x i64> %vec.ind, <i64 1, i64 1, i64 1, i64 1>
  %23 = icmp eq <4 x i64> %21, zeroinitializer
  %24 = icmp eq <4 x i64> %22, zeroinitializer
  %25 = select <4 x i1> %23, <4 x i32> <i32 2, i32 2, i32 2, i32 2>, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
  %26 = select <4 x i1> %24, <4 x i32> <i32 2, i32 2, i32 2, i32 2>, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
  %27 = add <4 x i32> %vec.phi, %25
  %28 = add <4 x i32> %vec.phi46, %26
  %29 = getelementptr inbounds [28 x i32], ptr @cnt, i64 0, i64 %offset.idx
  %30 = getelementptr inbounds i8, ptr %29, i64 16
  store <4 x i32> %25, ptr %29, align 4
  store <4 x i32> %26, ptr %30, align 4
  %index.next = add nuw i64 %index, 8
  %vec.ind.next = add <4 x i64> %vec.ind, <i64 8, i64 8, i64 8, i64 8>
  %31 = icmp eq i64 %index.next, %n.vec
  br i1 %31, label %middle.block, label %vector.body, !llvm.loop !11

middle.block:                                     ; preds = %vector.body
  %bin.rdx = add <4 x i32> %28, %27
  %32 = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> %bin.rdx)
  %cmp.n = icmp eq i64 %n.vec, %20
  br i1 %cmp.n, label %._crit_edge, label %.lr.ph.preheader47

._crit_edge:                                      ; preds = %.lr.ph, %middle.block, %.lr.ph38
  %.021.lcssa = phi i32 [ 0, %.lr.ph38 ], [ %32, %middle.block ], [ %36, %.lr.ph ]
  %33 = load i32, ptr @n, align 4, !tbaa !8
  %34 = icmp sgt i32 %.021.lcssa, %33
  br i1 %34, label %38, label %40

.lr.ph:                                           ; preds = %.lr.ph.preheader47, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ %indvars.iv.ph, %.lr.ph.preheader47 ]
  %.02128 = phi i32 [ %36, %.lr.ph ], [ %.02128.ph, %.lr.ph.preheader47 ]
  %35 = and i64 %indvars.iv, 1
  %.not26 = icmp eq i64 %35, 0
  %. = select i1 %.not26, i32 2, i32 1
  %36 = add nuw nsw i32 %.02128, %.
  %37 = getelementptr inbounds [28 x i32], ptr @cnt, i64 0, i64 %indvars.iv
  store i32 %., ptr %37, align 4
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !15

38:                                               ; preds = %._crit_edge
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  br label %70, !llvm.loop !16

40:                                               ; preds = %._crit_edge
  %41 = sub nsw i32 %33, %.021.lcssa
  %42 = and i32 %41, 1
  %43 = icmp eq i32 %42, 0
  br i1 %43, label %44, label %48

44:                                               ; preds = %40
  %45 = load i32, ptr getelementptr inbounds (i8, ptr @cnt, i64 4), align 4, !tbaa !8
  %46 = add nsw i32 %45, %41
  store i32 %46, ptr getelementptr inbounds (i8, ptr @cnt, i64 4), align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #8
  %47 = load i32, ptr @k, align 4, !tbaa !8
  %.not2433 = icmp slt i32 %47, 1
  br i1 %.not2433, label %._crit_edge35, label %.preheader

48:                                               ; preds = %40
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  br label %70, !llvm.loop !16

.preheader:                                       ; preds = %44, %._crit_edge32
  %50 = phi i32 [ %57, %._crit_edge32 ], [ %47, %44 ]
  %indvars.iv41 = phi i64 [ %indvars.iv.next42, %._crit_edge32 ], [ 1, %44 ]
  %51 = getelementptr inbounds [28 x i32], ptr @cnt, i64 0, i64 %indvars.iv41
  %52 = load i32, ptr %51, align 4, !tbaa !8
  %53 = icmp sgt i32 %52, 0
  br i1 %53, label %.lr.ph31, label %._crit_edge32

.lr.ph31:                                         ; preds = %.preheader
  %54 = trunc i64 %indvars.iv41 to i8
  %55 = add i8 %54, 96
  br label %59

._crit_edge35:                                    ; preds = %._crit_edge32, %44
  %56 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %67 unwind label %73

._crit_edge32.loopexit:                           ; preds = %61
  %.pre = load i32, ptr @k, align 4, !tbaa !8
  br label %._crit_edge32

._crit_edge32:                                    ; preds = %._crit_edge32.loopexit, %.preheader
  %57 = phi i32 [ %.pre, %._crit_edge32.loopexit ], [ %50, %.preheader ]
  %indvars.iv.next42 = add nuw nsw i64 %indvars.iv41, 1
  %58 = sext i32 %57 to i64
  %.not24.not = icmp slt i64 %indvars.iv41, %58
  br i1 %.not24.not, label %.preheader, label %._crit_edge35, !llvm.loop !17

59:                                               ; preds = %.lr.ph31, %61
  %.01830 = phi i32 [ 0, %.lr.ph31 ], [ %62, %61 ]
  %60 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 noundef signext %55)
          to label %61 unwind label %65

61:                                               ; preds = %59
  %62 = add nuw nsw i32 %.01830, 1
  %63 = load i32, ptr %51, align 4, !tbaa !8
  %64 = icmp slt i32 %62, %63
  br i1 %64, label %59, label %._crit_edge32.loopexit, !llvm.loop !18

65:                                               ; preds = %59
  %66 = landingpad { ptr, i32 }
          cleanup
  br label %75

67:                                               ; preds = %._crit_edge35
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %56, ptr noundef nonnull @.str.1)
          to label %69 unwind label %73

69:                                               ; preds = %67
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #8
  br label %70

70:                                               ; preds = %69, %48, %38
  %71 = load i32, ptr @t, align 4, !tbaa !8
  %72 = add nsw i32 %71, -1
  store i32 %72, ptr @t, align 4, !tbaa !8
  %.not = icmp eq i32 %71, 0
  br i1 %.not, label %._crit_edge39, label %.lr.ph38

73:                                               ; preds = %67, %._crit_edge35
  %74 = landingpad { ptr, i32 }
          cleanup
  br label %75

75:                                               ; preds = %73, %65
  %.pn = phi { ptr, i32 } [ %66, %65 ], [ %74, %73 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn

._crit_edge39:                                    ; preds = %70, %0
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #6 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.vector.reduce.add.v4i32(<4 x i32>) #7

attributes #0 = { 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 #1 = { "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 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 #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #7 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #8 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12, !13, !14}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!"llvm.loop.isvectorized", i32 1}
!14 = !{!"llvm.loop.unroll.runtime.disable"}
!15 = distinct !{!15, !12, !14, !13}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !12}
!18 = distinct !{!18, !12}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,MergedLoadStoreMotionPass,SROAPass,SimplifyCFGPass,TailCallElimPass