; LLVM IR from imteekay/algorithms :: competitive-programming/uri (exchanging_cards)

; 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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_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 }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type { i32, i32 }

@_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 %"class.std::map", align 8
  %6 = alloca %"class.std::map", align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %12 = alloca i32, align 4
  %13 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %14 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %18 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %19 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %20 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %21 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %22 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %23 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %24 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %25 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %26 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  %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) %2)
  %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) %3)
  br label %29

29:                                               ; preds = %186, %0
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = load i32, ptr %3, align 4, !tbaa !5
  %32 = add nsw i32 %30, %31
  %33 = icmp ne i32 %32, 0
  br i1 %33, label %34, label %189

34:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 48, ptr %5) #6
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %6) #6
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %35

35:                                               ; preds = %66, %34
  %36 = load i32, ptr %7, align 4, !tbaa !5
  %37 = load i32, ptr %2, align 4, !tbaa !5
  %38 = icmp slt i32 %36, %37
  br i1 %38, label %40, label %39

39:                                               ; preds = %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %70

40:                                               ; preds = %35
  %41 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %42 unwind label %54

42:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %43 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %44 unwind label %58

44:                                               ; preds = %42
  %45 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %10, i32 0, i32 0
  store ptr %43, ptr %45, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %46 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %47 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %11, i32 0, i32 0
  store ptr %46, ptr %47, align 8
  %48 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br i1 %48, label %49, label %62

49:                                               ; preds = %44
  %50 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %51 unwind label %54

51:                                               ; preds = %49
  %52 = load i32, ptr %50, align 4, !tbaa !5
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr %50, align 4, !tbaa !5
  br label %65

54:                                               ; preds = %62, %49, %40
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %8, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %9, align 4
  br label %69

58:                                               ; preds = %42
  %59 = landingpad { ptr, i32 }
          cleanup
  %60 = extractvalue { ptr, i32 } %59, 0
  store ptr %60, ptr %8, align 8
  %61 = extractvalue { ptr, i32 } %59, 1
  store i32 %61, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %69

62:                                               ; preds = %44
  %63 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %64 unwind label %54

64:                                               ; preds = %62
  store i32 0, ptr %63, align 4, !tbaa !5
  br label %65

65:                                               ; preds = %64, %51
  br label %66

66:                                               ; preds = %65
  %67 = load i32, ptr %7, align 4, !tbaa !5
  %68 = add nsw i32 %67, 1
  store i32 %68, ptr %7, align 4, !tbaa !5
  br label %35, !llvm.loop !9

69:                                               ; preds = %58, %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %188

70:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %71

71:                                               ; preds = %102, %70
  %72 = load i32, ptr %12, align 4, !tbaa !5
  %73 = load i32, ptr %3, align 4, !tbaa !5
  %74 = icmp slt i32 %72, %73
  br i1 %74, label %76, label %75

75:                                               ; preds = %71
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %106

76:                                               ; preds = %71
  %77 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %78 unwind label %90

78:                                               ; preds = %76
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  %79 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %80 unwind label %94

80:                                               ; preds = %78
  %81 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %13, i32 0, i32 0
  store ptr %79, ptr %81, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  %82 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  %83 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %14, i32 0, i32 0
  store ptr %82, ptr %83, align 8
  %84 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  br i1 %84, label %85, label %98

85:                                               ; preds = %80
  %86 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %87 unwind label %90

87:                                               ; preds = %85
  %88 = load i32, ptr %86, align 4, !tbaa !5
  %89 = add nsw i32 %88, 1
  store i32 %89, ptr %86, align 4, !tbaa !5
  br label %101

90:                                               ; preds = %98, %85, %76
  %91 = landingpad { ptr, i32 }
          cleanup
  %92 = extractvalue { ptr, i32 } %91, 0
  store ptr %92, ptr %8, align 8
  %93 = extractvalue { ptr, i32 } %91, 1
  store i32 %93, ptr %9, align 4
  br label %105

94:                                               ; preds = %78
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %8, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  br label %105

98:                                               ; preds = %80
  %99 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %100 unwind label %90

100:                                              ; preds = %98
  store i32 0, ptr %99, align 4, !tbaa !5
  br label %101

101:                                              ; preds = %100, %87
  br label %102

102:                                              ; preds = %101
  %103 = load i32, ptr %12, align 4, !tbaa !5
  %104 = add nsw i32 %103, 1
  store i32 %104, ptr %12, align 4, !tbaa !5
  br label %71, !llvm.loop !11

105:                                              ; preds = %94, %90
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %188

106:                                              ; preds = %75
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  store i32 0, ptr %16, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  %107 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %108 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %17, i32 0, i32 0
  store ptr %107, ptr %108, align 8
  br label %109

109:                                              ; preds = %131, %106
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #6
  %110 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %111 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %18, i32 0, i32 0
  store ptr %110, ptr %111, align 8
  %112 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull align 8 dereferenceable(8) %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  br i1 %112, label %114, label %113

113:                                              ; preds = %109
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  br label %134

114:                                              ; preds = %109
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #6
  %115 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #6
  %116 = getelementptr inbounds %"struct.std::pair", ptr %115, i32 0, i32 0
  %117 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 4 dereferenceable(4) %116)
          to label %118 unwind label %126

118:                                              ; preds = %114
  %119 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %19, i32 0, i32 0
  store ptr %117, ptr %119, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #6
  %120 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  %121 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %20, i32 0, i32 0
  store ptr %120, ptr %121, align 8
  %122 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %20) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  br i1 %122, label %123, label %130

123:                                              ; preds = %118
  %124 = load i32, ptr %15, align 4, !tbaa !5
  %125 = add nsw i32 %124, 1
  store i32 %125, ptr %15, align 4, !tbaa !5
  br label %130

126:                                              ; preds = %114
  %127 = landingpad { ptr, i32 }
          cleanup
  %128 = extractvalue { ptr, i32 } %127, 0
  store ptr %128, ptr %8, align 8
  %129 = extractvalue { ptr, i32 } %127, 1
  store i32 %129, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  br label %187

130:                                              ; preds = %123, %118
  br label %131

131:                                              ; preds = %130
  %132 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %17, i32 noundef 0) #6
  %133 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %21, i32 0, i32 0
  store ptr %132, ptr %133, align 8
  br label %109, !llvm.loop !12

134:                                              ; preds = %113
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #6
  %135 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  %136 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %22, i32 0, i32 0
  store ptr %135, ptr %136, align 8
  br label %137

137:                                              ; preds = %159, %134
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #6
  %138 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  %139 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %23, i32 0, i32 0
  store ptr %138, ptr %139, align 8
  %140 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %22, ptr noundef nonnull align 8 dereferenceable(8) %23) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #6
  br i1 %140, label %142, label %141

141:                                              ; preds = %137
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #6
  br label %162

142:                                              ; preds = %137
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #6
  %143 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %22) #6
  %144 = getelementptr inbounds %"struct.std::pair", ptr %143, i32 0, i32 0
  %145 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %144)
          to label %146 unwind label %154

146:                                              ; preds = %142
  %147 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %24, i32 0, i32 0
  store ptr %145, ptr %147, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #6
  %148 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %149 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %25, i32 0, i32 0
  store ptr %148, ptr %149, align 8
  %150 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef nonnull align 8 dereferenceable(8) %25) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #6
  br i1 %150, label %151, label %158

151:                                              ; preds = %146
  %152 = load i32, ptr %16, align 4, !tbaa !5
  %153 = add nsw i32 %152, 1
  store i32 %153, ptr %16, align 4, !tbaa !5
  br label %158

154:                                              ; preds = %142
  %155 = landingpad { ptr, i32 }
          cleanup
  %156 = extractvalue { ptr, i32 } %155, 0
  store ptr %156, ptr %8, align 8
  %157 = extractvalue { ptr, i32 } %155, 1
  store i32 %157, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #6
  br label %187

158:                                              ; preds = %151, %146
  br label %159

159:                                              ; preds = %158
  %160 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %22, i32 noundef 0) #6
  %161 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %26, i32 0, i32 0
  store ptr %160, ptr %161, align 8
  br label %137, !llvm.loop !13

162:                                              ; preds = %141
  %163 = load i32, ptr %15, align 4, !tbaa !5
  %164 = load i32, ptr %16, align 4, !tbaa !5
  %165 = icmp slt i32 %163, %164
  br i1 %165, label %166, label %176

166:                                              ; preds = %162
  %167 = load i32, ptr %15, align 4, !tbaa !5
  %168 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %167)
          to label %169 unwind label %172

169:                                              ; preds = %166
  %170 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %168, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %171 unwind label %172

171:                                              ; preds = %169
  br label %182

172:                                              ; preds = %184, %182, %179, %176, %169, %166
  %173 = landingpad { ptr, i32 }
          cleanup
  %174 = extractvalue { ptr, i32 } %173, 0
  store ptr %174, ptr %8, align 8
  %175 = extractvalue { ptr, i32 } %173, 1
  store i32 %175, ptr %9, align 4
  br label %187

176:                                              ; preds = %162
  %177 = load i32, ptr %16, align 4, !tbaa !5
  %178 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %177)
          to label %179 unwind label %172

179:                                              ; preds = %176
  %180 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %178, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %181 unwind label %172

181:                                              ; preds = %179
  br label %182

182:                                              ; preds = %181, %171
  %183 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %184 unwind label %172

184:                                              ; preds = %182
  %185 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %183, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %186 unwind label %172

186:                                              ; preds = %184
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #6
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #6
  br label %29, !llvm.loop !14

187:                                              ; preds = %172, %154, %126
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  br label %188

188:                                              ; preds = %187, %105, %69
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #6
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %190

189:                                              ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  ret i32 0

190:                                              ; preds = %188
  %191 = load ptr, ptr %8, align 8
  %192 = load i32, ptr %9, align 4
  %193 = insertvalue { ptr, i32 } poison, ptr %191, 0
  %194 = insertvalue { ptr, i32 } %193, i32 %192, 1
  resume { ptr, i32 } %194
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 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 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 = { 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 = distinct !{!14, !10}


; 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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_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 }
%"struct.std::_Rb_tree_iterator" = type { ptr }

@_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 i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::map", align 8
  %5 = alloca %"class.std::map", align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %8 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %9 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %10 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %12 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %13 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %14 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %15 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %16 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %17 = alloca %"struct.std::_Rb_tree_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %20 = load i32, ptr %1, align 4, !tbaa !5
  %21 = load i32, ptr %2, align 4, !tbaa !5
  %22 = sub i32 0, %21
  %.not43 = icmp eq i32 %20, %22
  br i1 %.not43, label %._crit_edge46, label %.lr.ph45

.lr.ph45:                                         ; preds = %0, %108
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %4) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  %23 = load i32, ptr %1, align 4, !tbaa !5
  %24 = icmp sgt i32 %23, 0
  br i1 %24, label %.lr.ph, label %.preheader

.preheader:                                       ; preds = %45, %.lr.ph45
  %25 = load i32, ptr %2, align 4, !tbaa !5
  %26 = icmp sgt i32 %25, 0
  br i1 %26, label %.lr.ph33, label %._crit_edge

.lr.ph:                                           ; preds = %.lr.ph45, %45
  %.031 = phi i32 [ %46, %45 ], [ 0, %.lr.ph45 ]
  %27 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %28 unwind label %38

28:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #7
  %29 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %30 unwind label %40

30:                                               ; preds = %28
  store ptr %29, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %31 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  store ptr %31, ptr %7, align 8
  %32 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(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
  br i1 %32, label %33, label %42

33:                                               ; preds = %30
  %34 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %35 unwind label %38

35:                                               ; preds = %33
  %36 = load i32, ptr %34, align 4, !tbaa !5
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %34, align 4, !tbaa !5
  br label %45

38:                                               ; preds = %42, %33, %.lr.ph
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %112

40:                                               ; preds = %28
  %41 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  br label %112

42:                                               ; preds = %30
  %43 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %44 unwind label %38

44:                                               ; preds = %42
  store i32 0, ptr %43, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %35, %44
  %46 = add nuw nsw i32 %.031, 1
  %47 = load i32, ptr %1, align 4, !tbaa !5
  %48 = icmp slt i32 %46, %47
  br i1 %48, label %.lr.ph, label %.preheader, !llvm.loop !9

._crit_edge:                                      ; preds = %70, %.preheader
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #7
  %49 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  store ptr %49, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #7
  %50 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  store ptr %50, ptr %11, align 8
  %51 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  br i1 %51, label %.lr.ph36, label %._crit_edge37

.lr.ph33:                                         ; preds = %.preheader, %70
  %.01732 = phi i32 [ %71, %70 ], [ 0, %.preheader ]
  %52 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %53 unwind label %63

53:                                               ; preds = %.lr.ph33
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #7
  %54 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %55 unwind label %65

55:                                               ; preds = %53
  store ptr %54, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #7
  %56 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  store ptr %56, ptr %9, align 8
  %57 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(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 nonnull %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  br i1 %57, label %58, label %67

58:                                               ; preds = %55
  %59 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %60 unwind label %63

60:                                               ; preds = %58
  %61 = load i32, ptr %59, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %59, align 4, !tbaa !5
  br label %70

63:                                               ; preds = %67, %58, %.lr.ph33
  %64 = landingpad { ptr, i32 }
          cleanup
  br label %112

65:                                               ; preds = %53
  %66 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  br label %112

67:                                               ; preds = %55
  %68 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %69 unwind label %63

69:                                               ; preds = %67
  store i32 0, ptr %68, align 4, !tbaa !5
  br label %70

70:                                               ; preds = %60, %69
  %71 = add nuw nsw i32 %.01732, 1
  %72 = load i32, ptr %2, align 4, !tbaa !5
  %73 = icmp slt i32 %71, %72
  br i1 %73, label %.lr.ph33, label %._crit_edge, !llvm.loop !11

._crit_edge37:                                    ; preds = %79, %._crit_edge
  %.015.lcssa = phi i32 [ 0, %._crit_edge ], [ %spec.select, %79 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #7
  %74 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  store ptr %74, ptr %14, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #7
  %75 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  store ptr %75, ptr %15, align 8
  %76 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #7
  br i1 %76, label %.lr.ph40, label %._crit_edge41

.lr.ph36:                                         ; preds = %._crit_edge, %79
  %.01534 = phi i32 [ %spec.select, %79 ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #7
  %77 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #7
  %78 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %77)
          to label %79 unwind label %86

79:                                               ; preds = %.lr.ph36
  store ptr %78, ptr %12, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #7
  %80 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  store ptr %80, ptr %13, align 8
  %81 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  %82 = zext i1 %81 to i32
  %spec.select = add nuw nsw i32 %.01534, %82
  %83 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %10, i32 noundef 0) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #7
  %84 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  store ptr %84, ptr %11, align 8
  %85 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  br i1 %85, label %.lr.ph36, label %._crit_edge37, !llvm.loop !12

86:                                               ; preds = %.lr.ph36
  %87 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #7
  br label %112

._crit_edge41:                                    ; preds = %92, %._crit_edge37
  %.013.lcssa = phi i32 [ 0, %._crit_edge37 ], [ %spec.select28, %92 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #7
  %88 = call i32 @llvm.smin.i32(i32 %.015.lcssa, i32 %.013.lcssa)
  %89 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %88)
          to label %.invoke unwind label %101

.lr.ph40:                                         ; preds = %._crit_edge37, %92
  %.01338 = phi i32 [ %spec.select28, %92 ], [ 0, %._crit_edge37 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #7
  %90 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #7
  %91 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %90)
          to label %92 unwind label %99

92:                                               ; preds = %.lr.ph40
  store ptr %91, ptr %16, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %17) #7
  %93 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  store ptr %93, ptr %17, align 8
  %94 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #7
  %95 = zext i1 %94 to i32
  %spec.select28 = add nuw nsw i32 %.01338, %95
  %96 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 0) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #7
  %97 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  store ptr %97, ptr %15, align 8
  %98 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #7
  br i1 %98, label %.lr.ph40, label %._crit_edge41, !llvm.loop !13

99:                                               ; preds = %.lr.ph40
  %100 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #7
  br label %112

101:                                              ; preds = %._crit_edge41, %.invoke, %106, %104
  %102 = landingpad { ptr, i32 }
          cleanup
  br label %112

.invoke:                                          ; preds = %._crit_edge41
  %103 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %89, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %104 unwind label %101

104:                                              ; preds = %.invoke
  %105 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %106 unwind label %101

106:                                              ; preds = %104
  %107 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %105, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %108 unwind label %101

108:                                              ; preds = %106
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #7
  %109 = load i32, ptr %1, align 4, !tbaa !5
  %110 = load i32, ptr %2, align 4, !tbaa !5
  %111 = sub i32 0, %110
  %.not = icmp eq i32 %109, %111
  br i1 %.not, label %._crit_edge46, label %.lr.ph45, !llvm.loop !14

112:                                              ; preds = %86, %99, %101, %63, %65, %38, %40
  %.pn25.pn = phi { ptr, i32 } [ %39, %38 ], [ %41, %40 ], [ %64, %63 ], [ %66, %65 ], [ %87, %86 ], [ %100, %99 ], [ %102, %101 ]
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn25.pn

._crit_edge46:                                    ; preds = %108, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

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 #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(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 @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) 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) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(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 ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) 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 #2

; 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smin.i32(i32, i32) #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 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 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = distinct !{!14, !10}


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