; LLVM IR from kazunetakahashi/atcoder :: 201510_201609/0924_code_fes_2016_qualA (D)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" = type { 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::pair" = type { i32, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@R = external dso_local global i32, align 4
@C = external dso_local global i32, align 4
@N = external dso_local global i32, align 4
@r = external dso_local global [100010 x i32], align 16
@c = external dso_local global [100010 x i32], align 16
@a = external dso_local global [100010 x i64], align 16
@V = external dso_local global [100010 x %"class.std::vector"], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z4initv() #0

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

; 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 { i32, i64 } @_ZSt9make_pairIRiRxESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_Z10calc_minusii(i32 noundef, i32 noundef) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z6issameii(i32 noundef, i32 noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5uniteiix(i32 noundef, i32 noundef, i64 noundef) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"struct.std::pair", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @_Z4initv()
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @R)
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 4 dereferenceable(4) @C)
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %62, %0
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = load i32, ptr @N, align 4, !tbaa !5
  %20 = icmp slt i32 %18, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %65

22:                                               ; preds = %17
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [100010 x i32], ptr @r, i64 0, i64 %24
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %25)
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [100010 x i32], ptr @c, i64 0, i64 %28
  %30 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %26, ptr noundef nonnull align 4 dereferenceable(4) %29)
  %31 = load i32, ptr %2, align 4, !tbaa !5
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [100010 x i64], ptr @a, i64 0, i64 %32
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %30, ptr noundef nonnull align 8 dereferenceable(8) %33)
  %35 = load i32, ptr %2, align 4, !tbaa !5
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds [100010 x i32], ptr @r, i64 0, i64 %36
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %39 = add nsw i32 %38, -1
  store i32 %39, ptr %37, align 4, !tbaa !5
  %40 = load i32, ptr %2, align 4, !tbaa !5
  %41 = sext i32 %40 to i64
  %42 = getelementptr inbounds [100010 x i32], ptr @c, i64 0, i64 %41
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = add nsw i32 %43, -1
  store i32 %44, ptr %42, align 4, !tbaa !5
  %45 = load i32, ptr %2, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [100010 x i32], ptr @r, i64 0, i64 %46
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %49
  call void @llvm.lifetime.start.p0(i64 16, ptr %3) #7
  %51 = load i32, ptr %2, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = getelementptr inbounds [100010 x i32], ptr @c, i64 0, i64 %52
  %54 = load i32, ptr %2, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [100010 x i64], ptr @a, i64 0, i64 %55
  %57 = call { i32, i64 } @_ZSt9make_pairIRiRxESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(4) %53, ptr noundef nonnull align 8 dereferenceable(8) %56)
  %58 = getelementptr inbounds { i32, i64 }, ptr %3, i32 0, i32 0
  %59 = extractvalue { i32, i64 } %57, 0
  store i32 %59, ptr %58, align 8
  %60 = getelementptr inbounds { i32, i64 }, ptr %3, i32 0, i32 1
  %61 = extractvalue { i32, i64 } %57, 1
  store i64 %61, ptr %60, align 8
  call void @_ZNSt6vectorISt4pairIixESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %50, ptr noundef nonnull align 8 dereferenceable(16) %3)
  call void @llvm.lifetime.end.p0(i64 16, ptr %3) #7
  br label %62

62:                                               ; preds = %22
  %63 = load i32, ptr %2, align 4, !tbaa !5
  %64 = add nsw i32 %63, 1
  store i32 %64, ptr %2, align 4, !tbaa !5
  br label %17, !llvm.loop !9

65:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %66

66:                                               ; preds = %149, %65
  %67 = load i32, ptr %4, align 4, !tbaa !5
  %68 = load i32, ptr @N, align 4, !tbaa !5
  %69 = icmp slt i32 %67, %68
  br i1 %69, label %71, label %70

70:                                               ; preds = %66
  store i32 5, ptr %5, align 4
  br label %152

71:                                               ; preds = %66
  %72 = load i32, ptr %4, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %73
  %75 = call noundef zeroext i1 @_ZNKSt6vectorISt4pairIixESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %74) #7
  br i1 %75, label %76, label %77

76:                                               ; preds = %71
  br label %149

77:                                               ; preds = %71
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  %78 = load i32, ptr %4, align 4, !tbaa !5
  %79 = sext i32 %78 to i64
  %80 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %79
  %81 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIixESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %80, i64 noundef 0) #7
  %82 = getelementptr inbounds %"struct.std::pair", ptr %81, i32 0, i32 0
  %83 = load i32, ptr %82, align 8, !tbaa !11
  store i32 %83, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  %84 = load i32, ptr %4, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %85
  %87 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIixESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %86, i64 noundef 0) #7
  %88 = getelementptr inbounds %"struct.std::pair", ptr %87, i32 0, i32 1
  %89 = load i64, ptr %88, align 8, !tbaa !14
  store i64 %89, ptr %7, align 8, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %90 = load i32, ptr %4, align 4, !tbaa !5
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %91
  %93 = call ptr @_ZNSt6vectorISt4pairIixESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %92) #7
  %94 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %93, ptr %94, align 8
  %95 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %9, i64 noundef 1) #7
  %96 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %95, ptr %96, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %97

97:                                               ; preds = %140, %77
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %98 = load i32, ptr %4, align 4, !tbaa !5
  %99 = sext i32 %98 to i64
  %100 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %99
  %101 = call ptr @_ZNSt6vectorISt4pairIixESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %100) #7
  %102 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %101, ptr %102, align 8
  %103 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIixESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br i1 %103, label %105, label %104

104:                                              ; preds = %97
  store i32 8, ptr %5, align 4
  br label %143

105:                                              ; preds = %97
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  %106 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  %107 = getelementptr inbounds %"struct.std::pair", ptr %106, i32 0, i32 0
  %108 = load i32, ptr %107, align 8, !tbaa !11
  store i32 %108, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #7
  %109 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  %110 = getelementptr inbounds %"struct.std::pair", ptr %109, i32 0, i32 1
  %111 = load i64, ptr %110, align 8, !tbaa !14
  %112 = trunc i64 %111 to i32
  store i32 %112, ptr %12, align 4, !tbaa !5
  %113 = load i32, ptr %6, align 4, !tbaa !5
  %114 = load i32, ptr %11, align 4, !tbaa !5
  %115 = call noundef zeroext i1 @_Z6issameii(i32 noundef %113, i32 noundef %114)
  br i1 %115, label %116, label %129

116:                                              ; preds = %105
  %117 = load i32, ptr %6, align 4, !tbaa !5
  %118 = load i32, ptr %11, align 4, !tbaa !5
  %119 = call noundef i64 @_Z10calc_minusii(i32 noundef %117, i32 noundef %118)
  %120 = load i32, ptr %12, align 4, !tbaa !5
  %121 = sext i32 %120 to i64
  %122 = load i64, ptr %7, align 8, !tbaa !15
  %123 = sub nsw i64 %121, %122
  %124 = icmp eq i64 %119, %123
  br i1 %124, label %128, label %125

125:                                              ; preds = %116
  %126 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  %127 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %126, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %137

128:                                              ; preds = %116
  br label %136

129:                                              ; preds = %105
  %130 = load i32, ptr %6, align 4, !tbaa !5
  %131 = load i32, ptr %11, align 4, !tbaa !5
  %132 = load i32, ptr %12, align 4, !tbaa !5
  %133 = sext i32 %132 to i64
  %134 = load i64, ptr %7, align 8, !tbaa !15
  %135 = sub nsw i64 %133, %134
  call void @_Z5uniteiix(i32 noundef %130, i32 noundef %131, i64 noundef %135)
  br label %136

136:                                              ; preds = %129, %128
  store i32 0, ptr %5, align 4
  br label %137

137:                                              ; preds = %136, %125
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  %138 = load i32, ptr %5, align 4
  switch i32 %138, label %143 [
    i32 0, label %139
  ]

139:                                              ; preds = %137
  br label %140

140:                                              ; preds = %139
  %141 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %8, i32 noundef 0) #7
  %142 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %141, ptr %142, align 8
  br label %97, !llvm.loop !16

143:                                              ; preds = %137, %104
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  %144 = load i32, ptr %5, align 4
  switch i32 %144, label %146 [
    i32 8, label %145
  ]

145:                                              ; preds = %143
  store i32 0, ptr %5, align 4
  br label %146

146:                                              ; preds = %145, %143
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  %147 = load i32, ptr %5, align 4
  switch i32 %147, label %152 [
    i32 0, label %148
  ]

148:                                              ; preds = %146
  br label %149

149:                                              ; preds = %148, %76
  %150 = load i32, ptr %4, align 4, !tbaa !5
  %151 = add nsw i32 %150, 1
  store i32 %151, ptr %4, align 4, !tbaa !5
  br label %66, !llvm.loop !17

152:                                              ; preds = %146, %70
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  %153 = load i32, ptr %5, align 4
  switch i32 %153, label %156 [
    i32 5, label %154
    i32 1, label %154
  ]

154:                                              ; preds = %152, %152
  %155 = load i32, ptr %1, align 4
  ret i32 %155

156:                                              ; preds = %152
  unreachable
}

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIixESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorISt4pairIixESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIixESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIixESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIixESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIixESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #6

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #0 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress 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 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIixE", !6, i64 0, !13, i64 8}
!13 = !{!"long long", !7, i64 0}
!14 = !{!12, !13, i64 8}
!15 = !{!13, !13, i64 0}
!16 = distinct !{!16, !10}
!17 = distinct !{!17, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" = type { 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::pair" = type { i32, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@R = external dso_local global i32, align 4
@C = external dso_local global i32, align 4
@N = external dso_local global i32, align 4
@r = external dso_local global [100010 x i32], align 16
@c = external dso_local global [100010 x i32], align 16
@a = external dso_local global [100010 x i64], align 16
@V = external dso_local global [100010 x %"class.std::vector"], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z4initv() local_unnamed_addr #0

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

; 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 { i32, i64 } @_ZSt9make_pairIRiRxESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_Z10calc_minusii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z6issameii(i32 noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5uniteiix(i32 noundef, i32 noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 {
  %1 = alloca %"struct.std::pair", align 8
  %2 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  tail call void @_Z4initv()
  %5 = 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) @R)
  %6 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 4 dereferenceable(4) @C)
  %7 = 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)
  %8 = load i32, ptr @N, align 4, !tbaa !5
  %9 = icmp sgt i32 %8, 0
  br i1 %9, label %.lr.ph, label %.loopexit

.lr.ph:                                           ; preds = %0
  %10 = getelementptr inbounds i8, ptr %1, i64 8
  br label %12

.preheader:                                       ; preds = %12
  %11 = icmp sgt i32 %28, 0
  br i1 %11, label %.lr.ph43, label %.loopexit

12:                                               ; preds = %.lr.ph, %12
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %12 ]
  %13 = getelementptr inbounds [100010 x i32], ptr @r, i64 0, i64 %indvars.iv
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %13)
  %15 = getelementptr inbounds [100010 x i32], ptr @c, i64 0, i64 %indvars.iv
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 4 dereferenceable(4) %15)
  %17 = getelementptr inbounds [100010 x i64], ptr @a, i64 0, i64 %indvars.iv
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 8 dereferenceable(8) %17)
  %19 = load i32, ptr %13, align 4, !tbaa !5
  %20 = add nsw i32 %19, -1
  store i32 %20, ptr %13, align 4, !tbaa !5
  %21 = load i32, ptr %15, align 4, !tbaa !5
  %22 = add nsw i32 %21, -1
  store i32 %22, ptr %15, align 4, !tbaa !5
  %23 = sext i32 %20 to i64
  %24 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %23
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %1) #7
  %25 = call { i32, i64 } @_ZSt9make_pairIRiRxESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 8 dereferenceable(8) %17)
  %26 = extractvalue { i32, i64 } %25, 0
  store i32 %26, ptr %1, align 8
  %27 = extractvalue { i32, i64 } %25, 1
  store i64 %27, ptr %10, align 8
  call void @_ZNSt6vectorISt4pairIixESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %24, ptr noundef nonnull align 8 dereferenceable(16) %1)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %1) #7
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %28 = load i32, ptr @N, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = icmp slt i64 %indvars.iv.next, %29
  br i1 %30, label %12, label %.preheader, !llvm.loop !9

.lr.ph43:                                         ; preds = %.preheader, %63
  %indvars.iv45 = phi i64 [ %indvars.iv.next46, %63 ], [ 0, %.preheader ]
  %31 = getelementptr inbounds [100010 x %"class.std::vector"], ptr @V, i64 0, i64 %indvars.iv45
  %32 = call noundef zeroext i1 @_ZNKSt6vectorISt4pairIixESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #7
  br i1 %32, label %63, label %33

33:                                               ; preds = %.lr.ph43
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIixESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %31, i64 noundef 0) #7
  %35 = load i32, ptr %34, align 8, !tbaa !11
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIixESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %31, i64 noundef 0) #7
  %37 = getelementptr inbounds i8, ptr %36, i64 8
  %38 = load i64, ptr %37, align 8, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #7
  %39 = call ptr @_ZNSt6vectorISt4pairIixESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #7
  store ptr %39, ptr %3, align 8
  %40 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %3, i64 noundef 1) #7
  store ptr %40, ptr %2, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  %41 = call ptr @_ZNSt6vectorISt4pairIixESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #7
  store ptr %41, ptr %4, align 8
  %42 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIixESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  br i1 %42, label %.lr.ph41, label %.critedge39

.lr.ph41:                                         ; preds = %33, %59
  %43 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #7
  %44 = load i32, ptr %43, align 8, !tbaa !11
  %45 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #7
  %46 = getelementptr inbounds i8, ptr %45, i64 8
  %47 = load i64, ptr %46, align 8, !tbaa !14
  %48 = call noundef zeroext i1 @_Z6issameii(i32 noundef %35, i32 noundef %44)
  br i1 %48, label %49, label %56

49:                                               ; preds = %.lr.ph41
  %50 = call noundef i64 @_Z10calc_minusii(i32 noundef %35, i32 noundef %44)
  %sext37 = shl i64 %47, 32
  %51 = ashr exact i64 %sext37, 32
  %52 = sub nsw i64 %51, %38
  %53 = icmp eq i64 %50, %52
  br i1 %53, label %59, label %.critedge

.critedge:                                        ; preds = %49
  %54 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  %55 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %54, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  br label %.loopexit

56:                                               ; preds = %.lr.ph41
  %sext = shl i64 %47, 32
  %57 = ashr exact i64 %sext, 32
  %58 = sub nsw i64 %57, %38
  call void @_Z5uniteiix(i32 noundef %35, i32 noundef %44, i64 noundef %58)
  br label %59

59:                                               ; preds = %49, %56
  %60 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %2, i32 noundef 0) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  %61 = call ptr @_ZNSt6vectorISt4pairIixESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #7
  store ptr %61, ptr %4, align 8
  %62 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIixESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  br i1 %62, label %.lr.ph41, label %.critedge39, !llvm.loop !15

.critedge39:                                      ; preds = %59, %33
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  br label %63

63:                                               ; preds = %.critedge39, %.lr.ph43
  %indvars.iv.next46 = add nuw nsw i64 %indvars.iv45, 1
  %64 = load i32, ptr @N, align 4, !tbaa !5
  %65 = sext i32 %64 to i64
  %66 = icmp slt i64 %indvars.iv.next46, %65
  br i1 %66, label %.lr.ph43, label %.loopexit, !llvm.loop !16

.loopexit:                                        ; preds = %63, %0, %.preheader, %.critedge
  ret i32 0
}

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 #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIixESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorISt4pairIixESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIixESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIixESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIixESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIixESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #6

; 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 #2 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIixESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress 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 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIixE", !6, i64 0, !13, i64 8}
!13 = !{!"long long", !7, i64 0}
!14 = !{!12, !13, i64 8}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}


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