; LLVM IR from bqi343/cp-notebook :: Contests/USACO Solutions/2018-19/Feb 2019/Plat/mowing.ll (Z3geniRSt6vectorIiSaIiEE)

; 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.6" = type { %"struct.std::_Vector_base.7" }
%"struct.std::_Vector_base.7" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.__gnu_cxx::__normal_iterator.13" = type { ptr }
%"struct.std::pair" = type { i32, i32 }

@seg = external dso_local global [524288 x %"class.std::vector.6"], align 16
@SEG = external dso_local global [524288 x %"class.std::vector"], align 16
@.str.15 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [110 x i8], align 1
@__PRETTY_FUNCTION__._Z3geniRSt6vectorIiSaIiEE = external hidden unnamed_addr constant [20 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef, i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3geniRSt6vectorIiSaIiEE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %7 = alloca %"class.std::vector.6", align 8
  %8 = alloca ptr, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"struct.std::pair", align 4
  %16 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  %17 = load i32, ptr %3, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = getelementptr inbounds [524288 x %"class.std::vector.6"], ptr @seg, i64 0, i64 %18
  %20 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  %21 = trunc i64 %20 to i32
  %22 = icmp ne i32 %21, 0
  br i1 %22, label %23, label %24

23:                                               ; preds = %2
  br label %26

24:                                               ; preds = %2
  call void @__assert_fail(ptr noundef @.str.15, ptr noundef @.str.16, i32 noundef 205, ptr noundef @__PRETTY_FUNCTION__._Z3geniRSt6vectorIiSaIiEE) #7
  unreachable

25:                                               ; No predecessors!
  br label %26

26:                                               ; preds = %25, %23
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [524288 x %"class.std::vector.6"], ptr @seg, i64 0, i64 %28
  %30 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #6
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %5, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  %32 = load i32, ptr %3, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  %34 = getelementptr inbounds [524288 x %"class.std::vector.6"], ptr @seg, i64 0, i64 %33
  %35 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %34) #6
  %36 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %6, i32 0, i32 0
  store ptr %35, ptr %36, align 8
  %37 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %5, i32 0, i32 0
  %38 = load ptr, ptr %37, align 8
  %39 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %6, i32 0, i32 0
  %40 = load ptr, ptr %39, align 8
  call void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %38, ptr %40)
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  %41 = load i32, ptr %3, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [524288 x %"class.std::vector.6"], ptr @seg, i64 0, i64 %42
  store ptr %43, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  %44 = load ptr, ptr %8, align 8, !tbaa !9
  %45 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %44) #6
  %46 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %9, i32 0, i32 0
  store ptr %45, ptr %46, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %47 = load ptr, ptr %8, align 8, !tbaa !9
  %48 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %47) #6
  %49 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %10, i32 0, i32 0
  store ptr %48, ptr %49, align 8
  br label %50

50:                                               ; preds = %104, %26
  %51 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  br i1 %51, label %53, label %52

52:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %106

53:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %54 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #6
  store ptr %54, ptr %11, align 8, !tbaa !9
  br label %55

55:                                               ; preds = %96, %53
  %56 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %57 = trunc i64 %56 to i32
  %58 = icmp ne i32 %57, 0
  br i1 %58, label %59, label %94

59:                                               ; preds = %55
  %60 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %61 = trunc i64 %60 to i32
  %62 = icmp eq i32 %61, 1
  br i1 %62, label %63, label %64

63:                                               ; preds = %59
  br label %71

64:                                               ; preds = %59
  %65 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %66 = trunc i64 %65 to i32
  %67 = sub nsw i32 %66, 2
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %68) #6
  %70 = load i32, ptr %69, align 4, !tbaa !5
  br label %71

71:                                               ; preds = %64, %63
  %72 = phi i32 [ -1, %63 ], [ %70, %64 ]
  %73 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %74 = trunc i64 %73 to i32
  %75 = sub nsw i32 %74, 1
  %76 = sext i32 %75 to i64
  %77 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %76) #6
  %78 = load i32, ptr %77, align 4, !tbaa !5
  %79 = load ptr, ptr %4, align 8, !tbaa !9
  %80 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef %72, i32 noundef %78, ptr noundef nonnull align 8 dereferenceable(24) %79)
          to label %81 unwind label %97

81:                                               ; preds = %71
  %82 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %83 = trunc i64 %82 to i32
  %84 = sub nsw i32 %83, 1
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %85) #6
  %87 = load i32, ptr %86, align 4, !tbaa !5
  %88 = load ptr, ptr %11, align 8, !tbaa !9
  %89 = load i32, ptr %88, align 4, !tbaa !5
  %90 = load ptr, ptr %4, align 8, !tbaa !9
  %91 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef %87, i32 noundef %89, ptr noundef nonnull align 8 dereferenceable(24) %90)
          to label %92 unwind label %97

92:                                               ; preds = %81
  %93 = icmp sge i32 %80, %91
  br label %94

94:                                               ; preds = %92, %55
  %95 = phi i1 [ false, %55 ], [ %93, %92 ]
  br i1 %95, label %96, label %101

96:                                               ; preds = %94
  call void @_ZNSt6vectorIiSaIiEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  br label %55, !llvm.loop !11

97:                                               ; preds = %101, %81, %71
  %98 = landingpad { ptr, i32 }
          cleanup
  %99 = extractvalue { ptr, i32 } %98, 0
  store ptr %99, ptr %12, align 8
  %100 = extractvalue { ptr, i32 } %98, 1
  store i32 %100, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %148

101:                                              ; preds = %94
  %102 = load ptr, ptr %11, align 8, !tbaa !9
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(4) %102)
          to label %103 unwind label %97

103:                                              ; preds = %101
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br label %104

104:                                              ; preds = %103
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #6
  br label %50

106:                                              ; preds = %52
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %107

107:                                              ; preds = %140, %106
  %108 = load i32, ptr %14, align 4, !tbaa !5
  %109 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %110 = trunc i64 %109 to i32
  %111 = icmp slt i32 %108, %110
  br i1 %111, label %113, label %112

112:                                              ; preds = %107
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %147

113:                                              ; preds = %107
  %114 = load i32, ptr %3, align 4, !tbaa !5
  %115 = sext i32 %114 to i64
  %116 = getelementptr inbounds [524288 x %"class.std::vector"], ptr @SEG, i64 0, i64 %115
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  %117 = load i32, ptr %14, align 4, !tbaa !5
  %118 = icmp eq i32 %117, 0
  br i1 %118, label %119, label %120

119:                                              ; preds = %113
  br label %126

120:                                              ; preds = %113
  %121 = load i32, ptr %14, align 4, !tbaa !5
  %122 = sub nsw i32 %121, 1
  %123 = sext i32 %122 to i64
  %124 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %123) #6
  %125 = load i32, ptr %124, align 4, !tbaa !5
  br label %126

126:                                              ; preds = %120, %119
  %127 = phi i32 [ -1, %119 ], [ %125, %120 ]
  %128 = load i32, ptr %14, align 4, !tbaa !5
  %129 = sext i32 %128 to i64
  %130 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %129) #6
  %131 = load i32, ptr %130, align 4, !tbaa !5
  %132 = load ptr, ptr %4, align 8, !tbaa !9
  %133 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef %127, i32 noundef %131, ptr noundef nonnull align 8 dereferenceable(24) %132)
          to label %134 unwind label %143

134:                                              ; preds = %126
  store i32 %133, ptr %16, align 4, !tbaa !5
  %135 = load i32, ptr %14, align 4, !tbaa !5
  %136 = sext i32 %135 to i64
  %137 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %136) #6
  invoke void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %15, ptr noundef nonnull align 4 dereferenceable(4) %16, ptr noundef nonnull align 4 dereferenceable(4) %137)
          to label %138 unwind label %143

138:                                              ; preds = %134
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %116, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %139 unwind label %143

139:                                              ; preds = %138
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  br label %140

140:                                              ; preds = %139
  %141 = load i32, ptr %14, align 4, !tbaa !5
  %142 = add nsw i32 %141, 1
  store i32 %142, ptr %14, align 4, !tbaa !5
  br label %107, !llvm.loop !13

143:                                              ; preds = %138, %134, %126
  %144 = landingpad { ptr, i32 }
          cleanup
  %145 = extractvalue { ptr, i32 } %144, 0
  store ptr %145, ptr %12, align 8
  %146 = extractvalue { ptr, i32 } %144, 1
  store i32 %146, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %148

147:                                              ; preds = %112
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  ret void

148:                                              ; preds = %143, %97
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  br label %149

149:                                              ; preds = %148
  %150 = load ptr, ptr %12, align 8
  %151 = load i32, ptr %13, align 4
  %152 = insertvalue { ptr, i32 } poison, ptr %150, 0
  %153 = insertvalue { ptr, i32 } %152, i32 %151, 1
  resume { ptr, i32 } %153
}

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { noreturn 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 #4 = { 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 #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 }
attributes #7 = { noreturn 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 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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.6" = type { %"struct.std::_Vector_base.7" }
%"struct.std::_Vector_base.7" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.__gnu_cxx::__normal_iterator.13" = type { ptr }
%"struct.std::pair" = type { i32, i32 }

@seg = external dso_local global [524288 x %"class.std::vector.6"], align 16
@SEG = external dso_local global [524288 x %"class.std::vector"], align 16
@.str.15 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [110 x i8], align 1
@__PRETTY_FUNCTION__._Z3geniRSt6vectorIiSaIiEE = external hidden unnamed_addr constant [20 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef, i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3geniRSt6vectorIiSaIiEE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.6", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %6 = alloca %"struct.std::pair", align 4
  %7 = alloca i32, align 4
  %8 = sext i32 %0 to i64
  %9 = getelementptr inbounds [524288 x %"class.std::vector.6"], ptr @seg, i64 0, i64 %8
  %10 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  %11 = and i64 %10, 4294967295
  %.not = icmp eq i64 %11, 0
  br i1 %.not, label %12, label %13

12:                                               ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str.15, ptr noundef nonnull @.str.16, i32 noundef 205, ptr noundef nonnull @__PRETTY_FUNCTION__._Z3geniRSt6vectorIiSaIiEE) #7
  unreachable

13:                                               ; preds = %2
  %14 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  %15 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  tail call void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %14, ptr %15)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #6
  %16 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  store ptr %16, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #6
  %17 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  store ptr %17, ptr %5, align 8
  %18 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #6
  br i1 %18, label %.lr.ph29, label %._crit_edge

._crit_edge:                                      ; preds = %66, %13
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  %19 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %20 = trunc i64 %19 to i32
  %21 = icmp sgt i32 %20, 0
  br i1 %21, label %22, label %._crit_edge33

22:                                               ; preds = %._crit_edge
  %23 = getelementptr inbounds [524288 x %"class.std::vector"], ptr @SEG, i64 0, i64 %8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #6
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef -1, i32 noundef %25, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %27 unwind label %.loopexit.split-lp37

27:                                               ; preds = %22
  store i32 %26, ptr %7, align 4, !tbaa !5
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #6
  call void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %6, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %28)
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %23, ptr noundef nonnull align 4 dereferenceable(8) %6)
          to label %29 unwind label %.loopexit.split-lp37

29:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  %30 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %31 = trunc i64 %30 to i32
  %32 = icmp sgt i32 %31, 1
  br i1 %32, label %.peel.next, label %._crit_edge33

.lr.ph29:                                         ; preds = %13, %66
  %33 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #6
  %34 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %35 = and i64 %34, 4294967295
  %.not2227 = icmp eq i64 %35, 0
  br i1 %.not2227, label %.critedge, label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph29, %62
  %36 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %37 = and i64 %36, 4294967295
  %38 = icmp eq i64 %37, 1
  br i1 %38, label %45, label %39

39:                                               ; preds = %.lr.ph
  %40 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %41 = shl i64 %40, 32
  %sext = add i64 %41, -8589934592
  %42 = ashr exact i64 %sext, 32
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %42) #6
  %44 = load i32, ptr %43, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %.lr.ph, %39
  %46 = phi i32 [ %44, %39 ], [ -1, %.lr.ph ]
  %47 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %48 = shl i64 %47, 32
  %sext23 = add i64 %48, -4294967296
  %49 = ashr exact i64 %sext23, 32
  %50 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %49) #6
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef %46, i32 noundef %51, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %53 unwind label %.loopexit

53:                                               ; preds = %45
  %54 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %55 = shl i64 %54, 32
  %sext24 = add i64 %55, -4294967296
  %56 = ashr exact i64 %sext24, 32
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %56) #6
  %58 = load i32, ptr %57, align 4, !tbaa !5
  %59 = load i32, ptr %33, align 4, !tbaa !5
  %60 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef %58, i32 noundef %59, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %61 unwind label %.loopexit

61:                                               ; preds = %53
  %.not25 = icmp slt i32 %52, %60
  br i1 %.not25, label %.critedge, label %62

62:                                               ; preds = %61
  call void @_ZNSt6vectorIiSaIiEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %63 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %64 = and i64 %63, 4294967295
  %.not22 = icmp eq i64 %64, 0
  br i1 %.not22, label %.critedge, label %.lr.ph, !llvm.loop !9

.loopexit:                                        ; preds = %45, %53
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %65

.loopexit.split-lp:                               ; preds = %.critedge
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %65

65:                                               ; preds = %.loopexit.split-lp, %.loopexit
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  br label %82

.critedge:                                        ; preds = %61, %62, %.lr.ph29
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 4 dereferenceable(4) %33)
          to label %66 unwind label %.loopexit.split-lp

66:                                               ; preds = %.critedge
  %67 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #6
  %68 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #6
  br i1 %68, label %.lr.ph29, label %._crit_edge

._crit_edge33:                                    ; preds = %77, %29, %._crit_edge
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  ret void

.peel.next:                                       ; preds = %29, %77
  %indvars.iv = phi i64 [ %indvars.iv.next, %77 ], [ 1, %29 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  %69 = add nsw i64 %indvars.iv, -1
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %69) #6
  %71 = load i32, ptr %70, align 4, !tbaa !5
  %72 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #6
  %73 = load i32, ptr %72, align 4, !tbaa !5
  %74 = invoke noundef i32 @_Z3fstiiRSt6vectorIiSaIiEE(i32 noundef %71, i32 noundef %73, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %75 unwind label %.loopexit36

75:                                               ; preds = %.peel.next
  store i32 %74, ptr %7, align 4, !tbaa !5
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #6
  call void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %6, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %76)
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %23, ptr noundef nonnull align 4 dereferenceable(8) %6)
          to label %77 unwind label %.loopexit36

77:                                               ; preds = %75
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %78 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %sext43 = shl i64 %78, 32
  %79 = ashr exact i64 %sext43, 32
  %80 = icmp slt i64 %indvars.iv.next, %79
  br i1 %80, label %.peel.next, label %._crit_edge33, !llvm.loop !11

.loopexit36:                                      ; preds = %.peel.next, %75
  %lpad.loopexit38 = landingpad { ptr, i32 }
          cleanup
  br label %81

.loopexit.split-lp37:                             ; preds = %22, %27
  %lpad.loopexit.split-lp39 = landingpad { ptr, i32 }
          cleanup
  br label %81

81:                                               ; preds = %.loopexit.split-lp37, %.loopexit36
  %lpad.phi40 = phi { ptr, i32 } [ %lpad.loopexit38, %.loopexit36 ], [ %lpad.loopexit.split-lp39, %.loopexit.split-lp37 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  br label %82

82:                                               ; preds = %81, %65
  %.pn = phi { ptr, i32 } [ %lpad.phi, %65 ], [ %lpad.phi40, %81 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn
}

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(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 noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { noreturn 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 #4 = { 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 #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 }
attributes #7 = { noreturn nounwind }

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

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


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