; LLVM IR from conradlee/network-community-benchmark :: comm_algs/louvain/graph.ll (ZN5GraphC2EPci)

; 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_ostream" = type { ptr, %"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_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon }
%union.anon = type { i32 }
%"struct.std::pair" = type { i32, i32 }
%"struct.std::pair.5" = type { i32, i32 }
%class.Graph = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZSt4cerr = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@stderr = external global ptr, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5GraphC2EPci(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1, i32 noundef %2) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::basic_ifstream", align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::pair", align 4
  %15 = alloca %"struct.std::pair.5", align 4
  %16 = alloca %"struct.std::pair", align 4
  %17 = alloca %"struct.std::pair.5", align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  %18 = load ptr, ptr %4, align 8
  %19 = getelementptr inbounds %class.Graph, ptr %18, i32 0, i32 0
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  call void @llvm.lifetime.start.p0(i64 520, ptr %7) #6
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7)
          to label %20 unwind label %41

20:                                               ; preds = %3
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %7, ptr noundef %21, i32 noundef 8)
          to label %22 unwind label %45

22:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !9
  br label %23

23:                                               ; preds = %123, %22
  %24 = load ptr, ptr %7, align 8, !tbaa !11
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr %7, i64 %26
  %28 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %27)
          to label %29 unwind label %49

29:                                               ; preds = %23
  %30 = xor i1 %28, true
  br i1 %30, label %31, label %125

31:                                               ; preds = %29
  %32 = load i32, ptr %10, align 4, !tbaa !9
  %33 = srem i32 %32, 10000000
  %34 = icmp eq i32 %33, 0
  br i1 %34, label %35, label %53

35:                                               ; preds = %31
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef @.str)
          to label %37 unwind label %49

37:                                               ; preds = %35
  %38 = load ptr, ptr @stderr, align 8, !tbaa !5
  %39 = invoke i32 @fflush(ptr noundef %38)
          to label %40 unwind label %49

40:                                               ; preds = %37
  br label %53

41:                                               ; preds = %3
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %8, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %9, align 4
  br label %129

45:                                               ; preds = %20
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %8, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %9, align 4
  br label %128

49:                                               ; preds = %125, %37, %35, %23
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %8, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %9, align 4
  br label %127

53:                                               ; preds = %40, %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  store i32 1, ptr %13, align 4, !tbaa !9
  %54 = load i32, ptr %6, align 4, !tbaa !9
  %55 = icmp eq i32 %54, 0
  br i1 %55, label %56, label %67

56:                                               ; preds = %53
  %57 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %58 unwind label %63

58:                                               ; preds = %56
  %59 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %57, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %60 unwind label %63

60:                                               ; preds = %58
  %61 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %59, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %62 unwind label %63

62:                                               ; preds = %60
  br label %72

63:                                               ; preds = %91, %88, %79, %72, %69, %67, %60, %58, %56
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %8, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %9, align 4
  br label %124

67:                                               ; preds = %53
  %68 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %69 unwind label %63

69:                                               ; preds = %67
  %70 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %68, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %71 unwind label %63

71:                                               ; preds = %69
  br label %72

72:                                               ; preds = %71, %62
  %73 = load ptr, ptr %7, align 8, !tbaa !11
  %74 = getelementptr i8, ptr %73, i64 -24
  %75 = load i64, ptr %74, align 8
  %76 = getelementptr inbounds i8, ptr %7, i64 %75
  %77 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %76)
          to label %78 unwind label %63

78:                                               ; preds = %72
  br i1 %77, label %79, label %123

79:                                               ; preds = %78
  %80 = getelementptr inbounds %class.Graph, ptr %18, i32 0, i32 0
  %81 = call noundef i64 @_ZNKSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %80) #6
  %82 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %83 unwind label %63

83:                                               ; preds = %79
  %84 = load i32, ptr %82, align 4, !tbaa !9
  %85 = add i32 %84, 1
  %86 = zext i32 %85 to i64
  %87 = icmp ule i64 %81, %86
  br i1 %87, label %88, label %96

88:                                               ; preds = %83
  %89 = getelementptr inbounds %class.Graph, ptr %18, i32 0, i32 0
  %90 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %91 unwind label %63

91:                                               ; preds = %88
  %92 = load i32, ptr %90, align 4, !tbaa !9
  %93 = add i32 %92, 1
  %94 = zext i32 %93 to i64
  invoke void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %89, i64 noundef %94)
          to label %95 unwind label %63

95:                                               ; preds = %91
  br label %96

96:                                               ; preds = %95, %83
  %97 = getelementptr inbounds %class.Graph, ptr %18, i32 0, i32 0
  %98 = load i32, ptr %11, align 4, !tbaa !9
  %99 = zext i32 %98 to i64
  %100 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %97, i64 noundef %99) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  %101 = invoke i64 @_ZSt9make_pairIRjS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %102 unwind label %115

102:                                              ; preds = %96
  store i64 %101, ptr %15, align 4
  invoke void @_ZNSt4pairIiiEC2IjjTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 4 dereferenceable(8) %14, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %103 unwind label %115

103:                                              ; preds = %102
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %100, ptr noundef nonnull align 4 dereferenceable(8) %14)
          to label %104 unwind label %115

104:                                              ; preds = %103
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  %105 = getelementptr inbounds %class.Graph, ptr %18, i32 0, i32 0
  %106 = load i32, ptr %12, align 4, !tbaa !9
  %107 = zext i32 %106 to i64
  %108 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %105, i64 noundef %107) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  %109 = invoke i64 @_ZSt9make_pairIRjS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %110 unwind label %119

110:                                              ; preds = %104
  store i64 %109, ptr %17, align 4
  invoke void @_ZNSt4pairIiiEC2IjjTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 4 dereferenceable(8) %16, ptr noundef nonnull align 4 dereferenceable(8) %17)
          to label %111 unwind label %119

111:                                              ; preds = %110
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %108, ptr noundef nonnull align 4 dereferenceable(8) %16)
          to label %112 unwind label %119

112:                                              ; preds = %111
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  %113 = load i32, ptr %10, align 4, !tbaa !9
  %114 = add nsw i32 %113, 1
  store i32 %114, ptr %10, align 4, !tbaa !9
  br label %123

115:                                              ; preds = %103, %102, %96
  %116 = landingpad { ptr, i32 }
          cleanup
  %117 = extractvalue { ptr, i32 } %116, 0
  store ptr %117, ptr %8, align 8
  %118 = extractvalue { ptr, i32 } %116, 1
  store i32 %118, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  br label %124

119:                                              ; preds = %111, %110, %104
  %120 = landingpad { ptr, i32 }
          cleanup
  %121 = extractvalue { ptr, i32 } %120, 0
  store ptr %121, ptr %8, align 8
  %122 = extractvalue { ptr, i32 } %120, 1
  store i32 %122, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  br label %124

123:                                              ; preds = %112, %78
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %23, !llvm.loop !13

124:                                              ; preds = %119, %115, %63
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %127

125:                                              ; preds = %29
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %7)
          to label %126 unwind label %49

126:                                              ; preds = %125
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7) #6
  call void @llvm.lifetime.end.p0(i64 520, ptr %7) #6
  ret void

127:                                              ; preds = %124, %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %128

128:                                              ; preds = %127, %45
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7) #6
  br label %129

129:                                              ; preds = %128, %41
  call void @llvm.lifetime.end.p0(i64 520, ptr %7) #6
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  br label %130

130:                                              ; preds = %129
  %131 = load ptr, ptr %8, align 8
  %132 = load i32, ptr %9, align 4
  %133 = insertvalue { ptr, i32 } poison, ptr %131, 0
  %134 = insertvalue { ptr, i32 } %133, i32 %132, 1
  resume { ptr, i32 } %134
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) #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) #3

declare i32 @fflush(ptr noundef) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRjS0_ESt4pairINSt25__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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IjjTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 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 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; 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_ostream" = type { ptr, %"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_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon }
%union.anon = type { i32 }
%"struct.std::pair" = type { i32, i32 }
%"struct.std::pair.5" = type { i32, i32 }

@_ZSt4cerr = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@stderr = external local_unnamed_addr global ptr, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5GraphC2EPci(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1, i32 noundef %2) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::basic_ifstream", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 4
  %9 = alloca %"struct.std::pair.5", align 8
  %10 = alloca %"struct.std::pair", align 4
  %11 = alloca %"struct.std::pair.5", align 8
  tail call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %4) #6
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %4)
          to label %12 unwind label %29

12:                                               ; preds = %3
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %4, ptr noundef %1, i32 noundef 8)
          to label %.preheader unwind label %31

.preheader:                                       ; preds = %12
  %13 = icmp eq i32 %2, 0
  br label %14

14:                                               ; preds = %.preheader, %81
  %.0 = phi i32 [ %.1, %81 ], [ 0, %.preheader ]
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr i8, ptr %15, i64 -24
  %17 = load i64, ptr %16, align 8
  %18 = getelementptr inbounds i8, ptr %4, i64 %17
  %19 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %18)
          to label %20 unwind label %.loopexit

20:                                               ; preds = %14
  br i1 %19, label %83, label %21

21:                                               ; preds = %20
  %22 = srem i32 %.0, 10000000
  %23 = icmp eq i32 %22, 0
  br i1 %23, label %24, label %33

24:                                               ; preds = %21
  %25 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef nonnull @.str)
          to label %26 unwind label %.loopexit

26:                                               ; preds = %24
  %27 = load ptr, ptr @stderr, align 8, !tbaa !8
  %28 = call i32 @fflush(ptr noundef %27)
  br label %33

29:                                               ; preds = %3
  %30 = landingpad { ptr, i32 }
          cleanup
  br label %86

31:                                               ; preds = %12
  %32 = landingpad { ptr, i32 }
          cleanup
  br label %85

.loopexit:                                        ; preds = %14, %24
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %85

.loopexit.split-lp:                               ; preds = %83
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %85

33:                                               ; preds = %26, %21
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  store i32 1, ptr %7, align 4, !tbaa !11
  br i1 %13, label %34, label %40

34:                                               ; preds = %33
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %36 unwind label %38

36:                                               ; preds = %34
  %37 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %35, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %.invoke unwind label %38

38:                                               ; preds = %.invoke, %58, %45, %40, %36, %34
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %82

40:                                               ; preds = %33
  %41 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %.invoke unwind label %38

.invoke:                                          ; preds = %36, %40
  %42 = phi ptr [ %41, %40 ], [ %37, %36 ]
  %43 = phi ptr [ %6, %40 ], [ %7, %36 ]
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16) %42, ptr noundef nonnull align 4 dereferenceable(4) %43)
          to label %45 unwind label %38

45:                                               ; preds = %.invoke
  %46 = load ptr, ptr %4, align 8, !tbaa !5
  %47 = getelementptr i8, ptr %46, i64 -24
  %48 = load i64, ptr %47, align 8
  %49 = getelementptr inbounds i8, ptr %4, i64 %48
  %50 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %49)
          to label %51 unwind label %38

51:                                               ; preds = %45
  br i1 %50, label %52, label %81

52:                                               ; preds = %51
  %53 = call noundef i64 @_ZNKSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  %54 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %55 = load i32, ptr %54, align 4, !tbaa !11
  %56 = add i32 %55, 1
  %57 = zext i32 %56 to i64
  %.not = icmp ugt i64 %53, %57
  br i1 %.not, label %63, label %58

58:                                               ; preds = %52
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %60 = load i32, ptr %59, align 4, !tbaa !11
  %61 = add i32 %60, 1
  %62 = zext i32 %61 to i64
  invoke void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %62)
          to label %63 unwind label %38

63:                                               ; preds = %58, %52
  %64 = load i32, ptr %5, align 4, !tbaa !11
  %65 = zext i32 %64 to i64
  %66 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %65) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #6
  %67 = invoke i64 @_ZSt9make_pairIRjS0_ESt4pairINSt25__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) %7)
          to label %68 unwind label %77

68:                                               ; preds = %63
  store i64 %67, ptr %9, align 8
  call void @_ZNSt4pairIiiEC2IjjTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 4 dereferenceable(8) %8, ptr noundef nonnull align 4 dereferenceable(8) %9)
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %66, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %69 unwind label %77

69:                                               ; preds = %68
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  %70 = load i32, ptr %6, align 4, !tbaa !11
  %71 = zext i32 %70 to i64
  %72 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %71) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #6
  %73 = invoke i64 @_ZSt9make_pairIRjS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %74 unwind label %79

74:                                               ; preds = %69
  store i64 %73, ptr %11, align 8
  call void @_ZNSt4pairIiiEC2IjjTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 4 dereferenceable(8) %10, ptr noundef nonnull align 4 dereferenceable(8) %11)
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %72, ptr noundef nonnull align 4 dereferenceable(8) %10)
          to label %75 unwind label %79

75:                                               ; preds = %74
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  %76 = add nsw i32 %.0, 1
  br label %81

77:                                               ; preds = %68, %63
  %78 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %82

79:                                               ; preds = %74, %69
  %80 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  br label %82

81:                                               ; preds = %75, %51
  %.1 = phi i32 [ %76, %75 ], [ %.0, %51 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  br label %14, !llvm.loop !13

82:                                               ; preds = %79, %77, %38
  %.pn = phi { ptr, i32 } [ %80, %79 ], [ %78, %77 ], [ %39, %38 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  br label %85

83:                                               ; preds = %20
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %4)
          to label %84 unwind label %.loopexit.split-lp

84:                                               ; preds = %83
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %4) #6
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %4) #6
  ret void

85:                                               ; preds = %.loopexit, %.loopexit.split-lp, %82, %31
  %.pn.pn.pn = phi { ptr, i32 } [ %32, %31 ], [ %.pn, %82 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %4) #6
  br label %86

86:                                               ; preds = %85, %29
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %85 ], [ %30, %29 ]
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %4) #6
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  resume { ptr, i32 } %.pn.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) 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 #3

; Function Attrs: nofree nounwind
declare noundef i32 @fflush(ptr nocapture noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERj(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRjS0_ESt4pairINSt25__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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IjjTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 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 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { nofree nounwind "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 = { nounwind }

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

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


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopSimplifyPass,SROAPass,SimplifyCFGPass,TailCallElimPass