; LLVM IR from VastoLorde95/Competitive-Programming :: HackerEarth/IndiaHacks/Semi/Problem I/I.ll (Z12shortestPathi)

; 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, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::priority_queue" = type <{ %"class.std::vector.0", [8 x i8] }>
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type <{ i64, i32, [4 x i8] }>
%"struct.std::pair.5" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@n = external dso_local global i32, align 4
@g = external dso_local global [200100 x %"class.std::vector"], align 16
@vis = external dso_local global [200100 x i32], align 16
@pre = external dso_local global [200100 x i32], align 16
@d = external dso_local global [200100 x i64], align 16
@inf = external dso_local global i64, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12shortestPathi(i32 noundef %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::priority_queue", align 8
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca %"struct.std::pair.5", align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i64, align 8
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca i64, align 8
  %19 = alloca { i64, i32 }, align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i32 %0, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %21

21:                                               ; preds = %37, %1
  %22 = load i32, ptr %3, align 4, !tbaa !5
  %23 = load i32, ptr @n, align 4, !tbaa !5
  %24 = icmp sle i32 %22, %23
  br i1 %24, label %26, label %25

25:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %40

26:                                               ; preds = %21
  %27 = load i64, ptr @inf, align 8, !tbaa !9
  %28 = load i32, ptr %3, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %29
  store i64 %27, ptr %30, align 8, !tbaa !9
  %31 = load i32, ptr %3, align 4, !tbaa !5
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [200100 x i32], ptr @vis, i64 0, i64 %32
  store i32 0, ptr %33, align 4, !tbaa !5
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [200100 x i32], ptr @pre, i64 0, i64 %35
  store i32 -1, ptr %36, align 4, !tbaa !5
  br label %37

37:                                               ; preds = %26
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %3, align 4, !tbaa !5
  br label %21, !llvm.loop !11

40:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #5
  call void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
  %41 = load i32, ptr %2, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %42
  store i64 0, ptr %43, align 8, !tbaa !9
  %44 = load i32, ptr %2, align 4, !tbaa !5
  %45 = load i32, ptr %2, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [200100 x i32], ptr @pre, i64 0, i64 %46
  store i32 %44, ptr %47, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  %48 = invoke i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %49 unwind label %68

49:                                               ; preds = %40
  store i64 %48, ptr %6, align 4
  invoke void @_ZNSt4pairIxiEC2IiiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(12) %5, ptr noundef nonnull align 4 dereferenceable(8) %6)
          to label %50 unwind label %68

50:                                               ; preds = %49
  invoke void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %4, ptr noundef nonnull align 8 dereferenceable(12) %5)
          to label %51 unwind label %68

51:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #5
  br label %52

52:                                               ; preds = %155, %153, %51
  %53 = invoke noundef zeroext i1 @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
          to label %54 unwind label %72

54:                                               ; preds = %52
  %55 = xor i1 %53, true
  br i1 %55, label %56, label %157

56:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %57 = invoke noundef nonnull align 8 dereferenceable(12) ptr @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
          to label %58 unwind label %76

58:                                               ; preds = %56
  %59 = getelementptr inbounds %"struct.std::pair", ptr %57, i32 0, i32 1
  %60 = load i32, ptr %59, align 8, !tbaa !13
  store i32 %60, ptr %10, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
          to label %61 unwind label %76

61:                                               ; preds = %58
  %62 = load i32, ptr %10, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [200100 x i32], ptr @vis, i64 0, i64 %63
  %65 = load i32, ptr %64, align 4, !tbaa !5
  %66 = icmp ne i32 %65, 0
  br i1 %66, label %67, label %80

67:                                               ; preds = %61
  store i32 5, ptr %11, align 4
  br label %153, !llvm.loop !15

68:                                               ; preds = %50, %49, %40
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %8, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #5
  br label %158

72:                                               ; preds = %52
  %73 = landingpad { ptr, i32 }
          cleanup
  %74 = extractvalue { ptr, i32 } %73, 0
  store ptr %74, ptr %8, align 8
  %75 = extractvalue { ptr, i32 } %73, 1
  store i32 %75, ptr %9, align 4
  br label %158

76:                                               ; preds = %58, %56
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %8, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %9, align 4
  br label %156

80:                                               ; preds = %61
  %81 = load i32, ptr %10, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds [200100 x i32], ptr @vis, i64 0, i64 %82
  store i32 1, ptr %83, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %84 = load i32, ptr %10, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %85
  %87 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %86) #5
  %88 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %87, ptr %88, align 8
  br label %89

89:                                               ; preds = %149, %80
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %90 = load i32, ptr %10, align 4, !tbaa !5
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %91
  %93 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %92) #5
  %94 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %93, ptr %94, align 8
  %95 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br i1 %95, label %97, label %96

96:                                               ; preds = %89
  store i32 7, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %152

97:                                               ; preds = %89
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  %98 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  %99 = getelementptr inbounds %"struct.std::pair.5", ptr %98, i32 0, i32 0
  %100 = load i32, ptr %99, align 4, !tbaa !16
  store i32 %100, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  %101 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  %102 = getelementptr inbounds %"struct.std::pair.5", ptr %101, i32 0, i32 1
  %103 = load i32, ptr %102, align 4, !tbaa !18
  store i32 %103, ptr %15, align 4, !tbaa !5
  %104 = load i32, ptr %14, align 4, !tbaa !5
  %105 = sext i32 %104 to i64
  %106 = getelementptr inbounds [200100 x i32], ptr @vis, i64 0, i64 %105
  %107 = load i32, ptr %106, align 4, !tbaa !5
  %108 = icmp ne i32 %107, 0
  br i1 %108, label %109, label %110

109:                                              ; preds = %97
  store i32 9, ptr %11, align 4
  br label %146

110:                                              ; preds = %97
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %111 = load i32, ptr %10, align 4, !tbaa !5
  %112 = sext i32 %111 to i64
  %113 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %112
  %114 = load i64, ptr %113, align 8, !tbaa !9
  %115 = load i32, ptr %15, align 4, !tbaa !5
  %116 = sext i32 %115 to i64
  %117 = add nsw i64 %114, %116
  store i64 %117, ptr %16, align 8, !tbaa !9
  %118 = load i64, ptr %16, align 8, !tbaa !9
  %119 = load i32, ptr %14, align 4, !tbaa !5
  %120 = sext i32 %119 to i64
  %121 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %120
  %122 = load i64, ptr %121, align 8, !tbaa !9
  %123 = icmp slt i64 %118, %122
  br i1 %123, label %124, label %145

124:                                              ; preds = %110
  %125 = load i64, ptr %16, align 8, !tbaa !9
  %126 = load i32, ptr %14, align 4, !tbaa !5
  %127 = sext i32 %126 to i64
  %128 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %127
  store i64 %125, ptr %128, align 8, !tbaa !9
  %129 = load i32, ptr %10, align 4, !tbaa !5
  %130 = load i32, ptr %14, align 4, !tbaa !5
  %131 = sext i32 %130 to i64
  %132 = getelementptr inbounds [200100 x i32], ptr @pre, i64 0, i64 %131
  store i32 %129, ptr %132, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %17) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  %133 = load i32, ptr %14, align 4, !tbaa !5
  %134 = sext i32 %133 to i64
  %135 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %134
  %136 = load i64, ptr %135, align 8, !tbaa !9
  %137 = sub nsw i64 0, %136
  store i64 %137, ptr %18, align 8, !tbaa !9
  %138 = invoke { i64, i32 } @_ZSt9make_pairIxRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %139 unwind label %141

139:                                              ; preds = %124
  store { i64, i32 } %138, ptr %19, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %17, ptr align 8 %19, i64 12, i1 false)
  invoke void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %4, ptr noundef nonnull align 8 dereferenceable(12) %17)
          to label %140 unwind label %141

140:                                              ; preds = %139
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #5
  br label %145

141:                                              ; preds = %139, %124
  %142 = landingpad { ptr, i32 }
          cleanup
  %143 = extractvalue { ptr, i32 } %142, 0
  store ptr %143, ptr %8, align 8
  %144 = extractvalue { ptr, i32 } %142, 1
  store i32 %144, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %156

145:                                              ; preds = %140, %110
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  store i32 0, ptr %11, align 4
  br label %146

146:                                              ; preds = %145, %109
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  %147 = load i32, ptr %11, align 4
  switch i32 %147, label %164 [
    i32 0, label %148
    i32 9, label %149
  ]

148:                                              ; preds = %146
  br label %149

149:                                              ; preds = %148, %146
  %150 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef 0) #5
  %151 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %150, ptr %151, align 8
  br label %89, !llvm.loop !19

152:                                              ; preds = %96
  store i32 0, ptr %11, align 4
  br label %153

153:                                              ; preds = %152, %67
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  %154 = load i32, ptr %11, align 4
  switch i32 %154, label %164 [
    i32 0, label %155
    i32 5, label %52
  ]

155:                                              ; preds = %153
  br label %52, !llvm.loop !15

156:                                              ; preds = %141, %76
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %158

157:                                              ; preds = %54
  call void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  ret void

158:                                              ; preds = %156, %72, %68
  call void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  br label %159

159:                                              ; preds = %158
  %160 = load ptr, ptr %8, align 8
  %161 = load i32, ptr %9, align 4
  %162 = insertvalue { ptr, i32 } poison, ptr %160, 0
  %163 = insertvalue { ptr, i32 } %162, i32 %161, 1
  resume { ptr, i32 } %163

164:                                              ; preds = %153, %146
  unreachable
}

; 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 nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 8 dereferenceable(12)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxiEC2IiiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(12) ptr @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairIxRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #3 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !6, i64 8}
!14 = !{!"_ZTSSt4pairIxiE", !10, i64 0, !6, i64 8}
!15 = distinct !{!15, !12}
!16 = !{!17, !6, i64 0}
!17 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!18 = !{!17, !6, i64 4}
!19 = distinct !{!19, !12}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::priority_queue" = type <{ %"class.std::vector.0", [8 x i8] }>
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long long, int>, std::allocator<std::pair<long long, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type <{ i64, i32, [4 x i8] }>
%"struct.std::pair.5" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@n = external dso_local local_unnamed_addr global i32, align 4
@g = external dso_local global [200100 x %"class.std::vector"], align 16
@vis = external dso_local local_unnamed_addr global [200100 x i32], align 16
@pre = external dso_local local_unnamed_addr global [200100 x i32], align 16
@d = external dso_local local_unnamed_addr global [200100 x i64], align 16
@inf = external dso_local local_unnamed_addr global i64, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12shortestPathi(i32 noundef %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::priority_queue", align 8
  %4 = alloca %"struct.std::pair", align 8
  %5 = alloca %"struct.std::pair.5", align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::pair", align 8
  %11 = alloca i64, align 8
  store i32 %0, ptr %2, align 4, !tbaa !5
  %12 = load i32, ptr @n, align 4, !tbaa !5
  %.not24 = icmp slt i32 %12, 1
  br i1 %.not24, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %1
  %13 = load i64, ptr @inf, align 8, !tbaa !9
  %14 = zext nneg i32 %12 to i64
  %15 = shl nuw nsw i64 %14, 2
  tail call void @llvm.memset.p0.i64(ptr nonnull align 4 getelementptr inbounds (i8, ptr @vis, i64 4), i8 0, i64 %15, i1 false), !tbaa !5
  tail call void @llvm.memset.p0.i64(ptr nonnull align 4 getelementptr inbounds (i8, ptr @pre, i64 4), i8 -1, i64 %15, i1 false), !tbaa !5
  %16 = add nuw i32 %12, 1
  %wide.trip.count = zext i32 %16 to i64
  %17 = zext nneg i32 %12 to i64
  %min.iters.check = icmp ult i32 %12, 4
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.ph

scalar.ph.preheader:                              ; preds = %middle.block, %.lr.ph
  %indvars.iv.ph = phi i64 [ 1, %.lr.ph ], [ %ind.end, %middle.block ]
  br label %scalar.ph

vector.ph:                                        ; preds = %.lr.ph
  %n.vec = and i64 %17, 2147483644
  %ind.end = or disjoint i64 %n.vec, 1
  %broadcast.splatinsert = insertelement <2 x i64> poison, i64 %13, i64 0
  %broadcast.splat = shufflevector <2 x i64> %broadcast.splatinsert, <2 x i64> poison, <2 x i32> zeroinitializer
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %offset.idx = or disjoint i64 %index, 1
  %18 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %offset.idx
  %19 = getelementptr inbounds i8, ptr %18, i64 16
  store <2 x i64> %broadcast.splat, ptr %18, align 8, !tbaa !9
  store <2 x i64> %broadcast.splat, ptr %19, align 8, !tbaa !9
  %index.next = add nuw i64 %index, 4
  %20 = icmp eq i64 %index.next, %n.vec
  br i1 %20, label %middle.block, label %vector.body, !llvm.loop !11

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %17
  br i1 %cmp.n, label %._crit_edge, label %scalar.ph.preheader

._crit_edge:                                      ; preds = %scalar.ph, %middle.block, %1
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %3)
  %21 = sext i32 %0 to i64
  %22 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %21
  store i64 0, ptr %22, align 8, !tbaa !9
  %23 = getelementptr inbounds [200100 x i32], ptr @pre, i64 0, i64 %21
  store i32 %0, ptr %23, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  %24 = invoke i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %26 unwind label %37

scalar.ph:                                        ; preds = %scalar.ph.preheader, %scalar.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %scalar.ph ], [ %indvars.iv.ph, %scalar.ph.preheader ]
  %25 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %indvars.iv
  store i64 %13, ptr %25, align 8, !tbaa !9
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %scalar.ph, !llvm.loop !15

26:                                               ; preds = %._crit_edge
  store i64 %24, ptr %5, align 8
  call void @_ZNSt4pairIxiEC2IiiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(12) %4, ptr noundef nonnull align 4 dereferenceable(8) %5)
  invoke void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %3, ptr noundef nonnull align 8 dereferenceable(12) %4)
          to label %27 unwind label %37

27:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #5
  %28 = call noundef zeroext i1 @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %3)
  br i1 %28, label %._crit_edge31, label %.lr.ph30

.lr.ph30:                                         ; preds = %27
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %10, i64 8
  br label %29

29:                                               ; preds = %.lr.ph30, %76
  %30 = call noundef nonnull align 8 dereferenceable(12) ptr @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %3)
  %31 = getelementptr inbounds i8, ptr %30, i64 8
  %32 = load i32, ptr %31, align 8, !tbaa !16
  invoke void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %3)
          to label %33 unwind label %39

33:                                               ; preds = %29
  %34 = sext i32 %32 to i64
  %35 = getelementptr inbounds [200100 x i32], ptr @vis, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %.not20 = icmp eq i32 %36, 0
  br i1 %.not20, label %41, label %76, !llvm.loop !18

37:                                               ; preds = %26, %._crit_edge
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #5
  br label %78

39:                                               ; preds = %29
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %78

41:                                               ; preds = %33
  store i32 1, ptr %35, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %42 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %34
  %43 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %42) #5
  store ptr %43, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %44 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %42) #5
  store ptr %44, ptr %8, align 8
  %45 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br i1 %45, label %.lr.ph27, label %._crit_edge28

.lr.ph27:                                         ; preds = %41
  %46 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %34
  br label %47

._crit_edge28:                                    ; preds = %72, %41
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br label %76

47:                                               ; preds = %.lr.ph27, %72
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #5
  %48 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  %49 = load i32, ptr %48, align 4, !tbaa !19
  store i32 %49, ptr %9, align 4, !tbaa !5
  %50 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  %51 = load i32, ptr %9, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = getelementptr inbounds [200100 x i32], ptr @vis, i64 0, i64 %52
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %.not21 = icmp eq i32 %54, 0
  br i1 %.not21, label %55, label %72

55:                                               ; preds = %47
  %56 = getelementptr inbounds i8, ptr %50, i64 4
  %57 = load i32, ptr %56, align 4, !tbaa !21
  %58 = load i64, ptr %46, align 8, !tbaa !9
  %59 = sext i32 %57 to i64
  %60 = add nsw i64 %58, %59
  %61 = getelementptr inbounds [200100 x i64], ptr @d, i64 0, i64 %52
  %62 = load i64, ptr %61, align 8, !tbaa !9
  %63 = icmp slt i64 %60, %62
  br i1 %63, label %64, label %72

64:                                               ; preds = %55
  store i64 %60, ptr %61, align 8, !tbaa !9
  %65 = getelementptr inbounds [200100 x i32], ptr @pre, i64 0, i64 %52
  store i32 %32, ptr %65, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %10) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %66 = sub nsw i64 0, %60
  store i64 %66, ptr %11, align 8, !tbaa !9
  %67 = invoke { i64, i32 } @_ZSt9make_pairIxRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %68 unwind label %70

68:                                               ; preds = %64
  %.fca.0.extract = extractvalue { i64, i32 } %67, 0
  %.fca.1.extract = extractvalue { i64, i32 } %67, 1
  store i64 %.fca.0.extract, ptr %10, align 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  invoke void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %3, ptr noundef nonnull align 8 dereferenceable(12) %10)
          to label %69 unwind label %70

69:                                               ; preds = %68
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %10) #5
  br label %72

70:                                               ; preds = %68, %64
  %71 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br label %78

72:                                               ; preds = %55, %69, %47
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #5
  %73 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %74 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %42) #5
  store ptr %74, ptr %8, align 8
  %75 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br i1 %75, label %47, label %._crit_edge28, !llvm.loop !22

76:                                               ; preds = %33, %._crit_edge28
  %77 = call noundef zeroext i1 @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %3)
  br i1 %77, label %._crit_edge31, label %29

._crit_edge31:                                    ; preds = %76, %27
  call void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  ret void

78:                                               ; preds = %39, %70, %37
  %.pn.pn = phi { ptr, i32 } [ %38, %37 ], [ %71, %70 ], [ %40, %39 ]
  call void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  resume { ptr, i32 } %.pn.pn
}

; 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 nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxiEC2IiiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(12) ptr @_ZNKSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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 ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairIxRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIxiESt6vectorIS1_SaIS1_EESt4lessIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12, !13, !14}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!"llvm.loop.isvectorized", i32 1}
!14 = !{!"llvm.loop.unroll.runtime.disable"}
!15 = distinct !{!15, !12, !14, !13}
!16 = !{!17, !6, i64 8}
!17 = !{!"_ZTSSt4pairIxiE", !10, i64 0, !6, i64 8}
!18 = distinct !{!18, !12}
!19 = !{!20, !6, i64 0}
!20 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!21 = !{!20, !6, i64 4}
!22 = distinct !{!22, !12}


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