; LLVM IR from kazunetakahashi/atcoder :: 2018/1109_ABC091 (B)

; 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::__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] }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"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" }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>

@N = external dso_local global i32, align 4
@M = external dso_local global i32, align 4
@_Z1SB5cxx11 = external dso_local global [110 x %"class.std::__cxx11::basic_string"], align 16
@_Z1TB5cxx11 = external dso_local global [110 x %"class.std::__cxx11::basic_string"], align 16
@_Z1XB5cxx11 = external dso_local global %"class.std::map", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; 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 %"struct.std::_Rb_tree_iterator", align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %9 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %13 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %14 = alloca %"struct.std::pair", align 8
  %15 = alloca ptr, align 8
  %16 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %17 = 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)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %28, %0
  %19 = load i32, ptr %2, align 4, !tbaa !5
  %20 = load i32, ptr @N, align 4, !tbaa !5
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %31

23:                                               ; preds = %18
  %24 = load i32, ptr %2, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1SB5cxx11, i64 0, i64 %25
  %27 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %26)
  br label %28

28:                                               ; preds = %23
  %29 = load i32, ptr %2, align 4, !tbaa !5
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %2, align 4, !tbaa !5
  br label %18, !llvm.loop !9

31:                                               ; preds = %22
  %32 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @M)
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %33

33:                                               ; preds = %43, %31
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = load i32, ptr @M, align 4, !tbaa !5
  %36 = icmp slt i32 %34, %35
  br i1 %36, label %38, label %37

37:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %46

38:                                               ; preds = %33
  %39 = load i32, ptr %3, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1TB5cxx11, i64 0, i64 %40
  %42 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %41)
  br label %43

43:                                               ; preds = %38
  %44 = load i32, ptr %3, align 4, !tbaa !5
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %3, align 4, !tbaa !5
  br label %33, !llvm.loop !11

46:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %47

47:                                               ; preds = %74, %46
  %48 = load i32, ptr %4, align 4, !tbaa !5
  %49 = load i32, ptr @N, align 4, !tbaa !5
  %50 = icmp slt i32 %48, %49
  br i1 %50, label %52, label %51

51:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  br label %77

52:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  %53 = load i32, ptr %4, align 4, !tbaa !5
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1SB5cxx11, i64 0, i64 %54
  %56 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %55)
  %57 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %5, i32 0, i32 0
  store ptr %56, ptr %57, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %58 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  %59 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %6, i32 0, i32 0
  store ptr %58, ptr %59, align 8
  %60 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  br i1 %60, label %61, label %66

61:                                               ; preds = %52
  %62 = load i32, ptr %4, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1SB5cxx11, i64 0, i64 %63
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %64)
  store i32 1, ptr %65, align 4, !tbaa !5
  br label %73

66:                                               ; preds = %52
  %67 = load i32, ptr %4, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1SB5cxx11, i64 0, i64 %68
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %69)
  %71 = load i32, ptr %70, align 4, !tbaa !5
  %72 = add nsw i32 %71, 1
  store i32 %72, ptr %70, align 4, !tbaa !5
  br label %73

73:                                               ; preds = %66, %61
  br label %74

74:                                               ; preds = %73
  %75 = load i32, ptr %4, align 4, !tbaa !5
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %4, align 4, !tbaa !5
  br label %47, !llvm.loop !12

77:                                               ; preds = %51
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %78

78:                                               ; preds = %105, %77
  %79 = load i32, ptr %7, align 4, !tbaa !5
  %80 = load i32, ptr @M, align 4, !tbaa !5
  %81 = icmp slt i32 %79, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %78
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %108

83:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %84 = load i32, ptr %7, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1TB5cxx11, i64 0, i64 %85
  %87 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %86)
  %88 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %8, i32 0, i32 0
  store ptr %87, ptr %88, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %89 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  %90 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %9, i32 0, i32 0
  store ptr %89, ptr %90, align 8
  %91 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  br i1 %91, label %92, label %97

92:                                               ; preds = %83
  %93 = load i32, ptr %7, align 4, !tbaa !5
  %94 = sext i32 %93 to i64
  %95 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1TB5cxx11, i64 0, i64 %94
  %96 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %95)
  store i32 -1, ptr %96, align 4, !tbaa !5
  br label %104

97:                                               ; preds = %83
  %98 = load i32, ptr %7, align 4, !tbaa !5
  %99 = sext i32 %98 to i64
  %100 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1TB5cxx11, i64 0, i64 %99
  %101 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %100)
  %102 = load i32, ptr %101, align 4, !tbaa !5
  %103 = add nsw i32 %102, -1
  store i32 %103, ptr %101, align 4, !tbaa !5
  br label %104

104:                                              ; preds = %97, %92
  br label %105

105:                                              ; preds = %104
  %106 = load i32, ptr %7, align 4, !tbaa !5
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %7, align 4, !tbaa !5
  br label %78, !llvm.loop !13

108:                                              ; preds = %82
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 0, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  store ptr @_Z1XB5cxx11, ptr %11, align 8, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  %109 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  %110 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %12, i32 0, i32 0
  store ptr %109, ptr %110, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #7
  %111 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  %112 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %13, i32 0, i32 0
  store ptr %111, ptr %112, align 8
  br label %113

113:                                              ; preds = %122, %108
  %114 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #7
  br i1 %114, label %116, label %115

115:                                              ; preds = %113
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  br label %128

116:                                              ; preds = %113
  call void @llvm.lifetime.start.p0(i64 40, ptr %14) #7
  %117 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36) %14, ptr noundef nonnull align 8 dereferenceable(36) %117)
  %118 = getelementptr inbounds %"struct.std::pair", ptr %14, i32 0, i32 1
  %119 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %118, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %120 unwind label %124

120:                                              ; preds = %116
  %121 = load i32, ptr %119, align 4, !tbaa !5
  store i32 %121, ptr %10, align 4, !tbaa !5
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %14) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %14) #7
  br label %122

122:                                              ; preds = %120
  %123 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  br label %113

124:                                              ; preds = %116
  %125 = landingpad { ptr, i32 }
          cleanup
  %126 = extractvalue { ptr, i32 } %125, 0
  store ptr %126, ptr %15, align 8
  %127 = extractvalue { ptr, i32 } %125, 1
  store i32 %127, ptr %16, align 4
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %14) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %133

128:                                              ; preds = %115
  %129 = load i32, ptr %10, align 4, !tbaa !5
  %130 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %129)
  %131 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %130, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  %132 = load i32, ptr %1, align 4
  ret i32 %132

133:                                              ; preds = %124
  %134 = load ptr, ptr %15, align 8
  %135 = load i32, ptr %16, align 4
  %136 = insertvalue { ptr, i32 } poison, ptr %134, 0
  %137 = insertvalue { ptr, i32 } %136, i32 %135, 1
  resume { ptr, i32 } %137
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #1

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #5

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 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)) #6

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 = { 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 = { 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 #5 = { 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 #6 = { 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 #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"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}
!14 = !{!15, !15, i64 0}
!15 = !{!"any pointer", !7, i64 0}


; 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::__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] }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"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" }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>

@N = external dso_local global i32, align 4
@M = external dso_local global i32, align 4
@_Z1SB5cxx11 = external dso_local global [110 x %"class.std::__cxx11::basic_string"], align 16
@_Z1TB5cxx11 = external dso_local global [110 x %"class.std::__cxx11::basic_string"], align 16
@_Z1XB5cxx11 = external dso_local global %"class.std::map", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %2 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %8 = alloca %"struct.std::pair", align 8
  %9 = 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) @N)
  %10 = load i32, ptr @N, align 4, !tbaa !5
  %11 = icmp sgt i32 %10, 0
  br i1 %11, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %12 = 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) @M)
  %13 = load i32, ptr @M, align 4, !tbaa !5
  %14 = icmp sgt i32 %13, 0
  br i1 %14, label %.lr.ph24, label %.preheader20

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %15 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1SB5cxx11, i64 0, i64 %indvars.iv
  %16 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %15)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %17 = load i32, ptr @N, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = icmp slt i64 %indvars.iv.next, %18
  br i1 %19, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.preheader20:                                     ; preds = %.lr.ph24, %._crit_edge
  %20 = phi i32 [ %13, %._crit_edge ], [ %25, %.lr.ph24 ]
  %21 = load i32, ptr @N, align 4, !tbaa !5
  %22 = icmp sgt i32 %21, 0
  br i1 %22, label %.lr.ph26, label %.preheader

.lr.ph24:                                         ; preds = %._crit_edge, %.lr.ph24
  %indvars.iv34 = phi i64 [ %indvars.iv.next35, %.lr.ph24 ], [ 0, %._crit_edge ]
  %23 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1TB5cxx11, i64 0, i64 %indvars.iv34
  %24 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %23)
  %indvars.iv.next35 = add nuw nsw i64 %indvars.iv34, 1
  %25 = load i32, ptr @M, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = icmp slt i64 %indvars.iv.next35, %26
  br i1 %27, label %.lr.ph24, label %.preheader20, !llvm.loop !11

.preheader.loopexit:                              ; preds = %.lr.ph26
  %.pre = load i32, ptr @M, align 4, !tbaa !5
  br label %.preheader

.preheader:                                       ; preds = %.preheader.loopexit, %.preheader20
  %28 = phi i32 [ %.pre, %.preheader.loopexit ], [ %20, %.preheader20 ]
  %29 = icmp sgt i32 %28, 0
  br i1 %29, label %.lr.ph28, label %._crit_edge29

.lr.ph26:                                         ; preds = %.preheader20, %.lr.ph26
  %indvars.iv37 = phi i64 [ %indvars.iv.next38, %.lr.ph26 ], [ 0, %.preheader20 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #7
  %30 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1SB5cxx11, i64 0, i64 %indvars.iv37
  %31 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %30)
  store ptr %31, ptr %1, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #7
  %32 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  store ptr %32, ptr %2, align 8
  %33 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull align 8 dereferenceable(8) %2) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #7
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %30)
  %35 = load i32, ptr %34, align 4
  %36 = add nsw i32 %35, 1
  %.sink = select i1 %33, i32 1, i32 %36
  store i32 %.sink, ptr %34, align 4, !tbaa !5
  %indvars.iv.next38 = add nuw nsw i64 %indvars.iv37, 1
  %37 = load i32, ptr @N, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = icmp slt i64 %indvars.iv.next38, %38
  br i1 %39, label %.lr.ph26, label %.preheader.loopexit, !llvm.loop !12

._crit_edge29:                                    ; preds = %.lr.ph28, %.preheader
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #7
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #7
  %40 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  store ptr %40, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %41 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  store ptr %41, ptr %7, align 8
  %42 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  br i1 %42, label %.lr.ph31, label %._crit_edge32

.lr.ph31:                                         ; preds = %._crit_edge29
  %43 = getelementptr inbounds i8, ptr %8, i64 32
  br label %57

.lr.ph28:                                         ; preds = %.preheader, %.lr.ph28
  %indvars.iv40 = phi i64 [ %indvars.iv.next41, %.lr.ph28 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #7
  %44 = getelementptr inbounds [110 x %"class.std::__cxx11::basic_string"], ptr @_Z1TB5cxx11, i64 0, i64 %indvars.iv40
  %45 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %44)
  store ptr %45, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  %46 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11) #7
  store ptr %46, ptr %4, align 8
  %47 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #7
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1XB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %44)
  %49 = load i32, ptr %48, align 4
  %50 = add nsw i32 %49, -1
  %.sink44 = select i1 %47, i32 -1, i32 %50
  store i32 %.sink44, ptr %48, align 4, !tbaa !5
  %indvars.iv.next41 = add nuw nsw i64 %indvars.iv40, 1
  %51 = load i32, ptr @M, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = icmp slt i64 %indvars.iv.next41, %52
  br i1 %53, label %.lr.ph28, label %._crit_edge29, !llvm.loop !13

._crit_edge32.loopexit:                           ; preds = %57
  %.pre43 = load i32, ptr %5, align 4, !tbaa !5
  br label %._crit_edge32

._crit_edge32:                                    ; preds = %._crit_edge32.loopexit, %._crit_edge29
  %54 = phi i32 [ %.pre43, %._crit_edge32.loopexit ], [ 0, %._crit_edge29 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  %55 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %54)
  %56 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %55, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  ret i32 0

57:                                               ; preds = %.lr.ph31, %57
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %8) #7
  %58 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36) %8, ptr noundef nonnull align 8 dereferenceable(36) %58)
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %43, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %60 = load i32, ptr %59, align 4, !tbaa !5
  store i32 %60, ptr %5, align 4, !tbaa !5
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %8) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %8) #7
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  %62 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  br i1 %62, label %57, label %._crit_edge32.loopexit
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(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 @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; 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 #4 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)) #6

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 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 = { 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 #5 = { 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 #6 = { 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 #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"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


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