; LLVM IR from smv1999/CompetitiveProgrammingQuestionBank :: Arrays/sort_elements_of_array_by_freq.ll (Z10sortByFreqPii)

; 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<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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::greater<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::greater<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = 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 }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator.10" = type { ptr }
%"struct.std::pair.8" = type { i32, i32 }

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

; 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 uwtable
define dso_local void @_Z10sortByFreqPii(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1, i32 noundef %2) #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::map", align 8
  %8 = alloca i1, align 1
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::vector.3", align 8
  %13 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %14 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %15 = alloca %"struct.std::pair", align 4
  %16 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %21 = alloca i32, align 4
  %22 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 48, ptr %7) #5
  call void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #5
  store i1 false, ptr %8, align 1
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %23

23:                                               ; preds = %37, %3
  %24 = load i32, ptr %9, align 4, !tbaa !9
  %25 = load i32, ptr %6, align 4, !tbaa !9
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %28, label %27

27:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %44

28:                                               ; preds = %23
  %29 = load ptr, ptr %5, align 8, !tbaa !5
  %30 = load i32, ptr %9, align 4, !tbaa !9
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds i32, ptr %29, i64 %31
  %33 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 4 dereferenceable(4) %32)
          to label %34 unwind label %40

34:                                               ; preds = %28
  %35 = load i32, ptr %33, align 4, !tbaa !9
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr %33, align 4, !tbaa !9
  br label %37

37:                                               ; preds = %34
  %38 = load i32, ptr %9, align 4, !tbaa !9
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %9, align 4, !tbaa !9
  br label %23, !llvm.loop !11

40:                                               ; preds = %28
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %10, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %113

44:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %45 = call ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %7) #5
  %46 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %13, i32 0, i32 0
  store ptr %45, ptr %46, align 8
  br label %47

47:                                               ; preds = %60, %44
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %48 = call ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %7) #5
  %49 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %14, i32 0, i32 0
  store ptr %48, ptr %49, align 8
  %50 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br i1 %50, label %52, label %51

51:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %67

52:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %53 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  %54 = getelementptr inbounds %"struct.std::pair.8", ptr %53, i32 0, i32 0
  %55 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  %56 = getelementptr inbounds %"struct.std::pair.8", ptr %55, i32 0, i32 1
  %57 = invoke i64 @_ZSt9make_pairIRKiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 4 dereferenceable(4) %54, ptr noundef nonnull align 4 dereferenceable(4) %56)
          to label %58 unwind label %63

58:                                               ; preds = %52
  store i64 %57, ptr %15, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %12, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %59 unwind label %63

59:                                               ; preds = %58
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %60

60:                                               ; preds = %59
  %61 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %13, i32 noundef 0) #5
  %62 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %16, i32 0, i32 0
  store ptr %61, ptr %62, align 8
  br label %47, !llvm.loop !13

63:                                               ; preds = %58, %52
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %10, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %110

67:                                               ; preds = %51
  %68 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  %69 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %17, i32 0, i32 0
  store ptr %68, ptr %69, align 8
  %70 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  %71 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %18, i32 0, i32 0
  store ptr %70, ptr %71, align 8
  %72 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %17, i32 0, i32 0
  %73 = load ptr, ptr %72, align 8
  %74 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %18, i32 0, i32 0
  %75 = load ptr, ptr %74, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEPFbS3_S3_EEvT_SB_T0_(ptr %73, ptr %75, ptr noundef @_Z9sortbysecSt4pairIiiES0_)
          to label %76 unwind label %84

76:                                               ; preds = %67
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  %77 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  %78 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %19, i32 0, i32 0
  store ptr %77, ptr %78, align 8
  br label %79

79:                                               ; preds = %105, %76
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  %80 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  %81 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %20, i32 0, i32 0
  store ptr %80, ptr %81, align 8
  %82 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  br i1 %82, label %88, label %83

83:                                               ; preds = %79
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %108

84:                                               ; preds = %67
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %10, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %11, align 4
  br label %110

88:                                               ; preds = %79
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #5
  %89 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #5
  %90 = getelementptr inbounds %"struct.std::pair", ptr %89, i32 0, i32 1
  %91 = load i32, ptr %90, align 4, !tbaa !14
  store i32 %91, ptr %21, align 4, !tbaa !9
  br label %92

92:                                               ; preds = %99, %88
  %93 = load i32, ptr %21, align 4, !tbaa !9
  %94 = add nsw i32 %93, -1
  store i32 %94, ptr %21, align 4, !tbaa !9
  %95 = icmp ne i32 %93, 0
  br i1 %95, label %96, label %104

96:                                               ; preds = %92
  %97 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #5
  %98 = getelementptr inbounds %"struct.std::pair", ptr %97, i32 0, i32 0
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %98)
          to label %99 unwind label %100

99:                                               ; preds = %96
  br label %92, !llvm.loop !16

100:                                              ; preds = %96
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %10, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %110

104:                                              ; preds = %92
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  br label %105

105:                                              ; preds = %104
  %106 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %19, i32 noundef 0) #5
  %107 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %22, i32 0, i32 0
  store ptr %106, ptr %107, align 8
  br label %79, !llvm.loop !17

108:                                              ; preds = %83
  store i1 true, ptr %8, align 1
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #5
  %109 = load i1, ptr %8, align 1
  br i1 %109, label %112, label %111

110:                                              ; preds = %100, %84, %63
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #5
  br label %113

111:                                              ; preds = %108
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %112

112:                                              ; preds = %111, %108
  call void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %7) #5
  ret void

113:                                              ; preds = %110, %40
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %7) #5
  br label %114

114:                                              ; preds = %113
  %115 = load ptr, ptr %10, align 8
  %116 = load i32, ptr %11, align 4
  %117 = insertvalue { ptr, i32 } poison, ptr %115, 0
  %118 = insertvalue { ptr, i32 } %117, i32 %116, 1
  resume { ptr, i32 } %118
}

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef zeroext i1 @_Z9sortbysecSt4pairIiiES0_(i64, i64) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #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 i64 @_ZSt9make_pairIRKiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEPFbS3_S3_EEvT_SB_T0_(ptr, ptr, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 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)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 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 nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { 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 = { 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 #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 = !{!"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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = !{!15, !10, i64 4}
!15 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !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<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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::greater<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::greater<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = 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 }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator.10" = type { ptr }

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

; 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 uwtable
define dso_local void @_Z10sortByFreqPii(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1, i32 noundef %2) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::map", align 8
  %5 = alloca %"class.std::vector.3", align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %4) #5
  call void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %11 = icmp sgt i32 %2, 0
  br i1 %11, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %3
  %wide.trip.count = zext nneg i32 %2 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %17, %3
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %12 = call ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  store ptr %12, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %13 = call ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  store ptr %13, ptr %7, align 8
  %14 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br i1 %14, label %.lr.ph20, label %._crit_edge21

.lr.ph:                                           ; preds = %.lr.ph.preheader, %17
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %17 ]
  %15 = getelementptr inbounds i32, ptr %1, i64 %indvars.iv
  %16 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %15)
          to label %17 unwind label %20

17:                                               ; preds = %.lr.ph
  %18 = load i32, ptr %16, align 4, !tbaa !5
  %19 = add nsw i32 %18, 1
  store i32 %19, ptr %16, align 4, !tbaa !5
  %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 %.lr.ph, !llvm.loop !9

20:                                               ; preds = %.lr.ph
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %55

._crit_edge21:                                    ; preds = %29, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  %22 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  %23 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEPFbS3_S3_EEvT_SB_T0_(ptr %22, ptr %23, ptr noundef nonnull @_Z9sortbysecSt4pairIiiES0_)
          to label %35 unwind label %39

.lr.ph20:                                         ; preds = %._crit_edge, %29
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %24 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %25 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %26 = getelementptr inbounds i8, ptr %25, i64 4
  %27 = invoke i64 @_ZSt9make_pairIRKiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 4 dereferenceable(4) %24, ptr noundef nonnull align 4 dereferenceable(4) %26)
          to label %28 unwind label %33

28:                                               ; preds = %.lr.ph20
  store i64 %27, ptr %8, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %29 unwind label %33

29:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  %30 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %31 = call ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  store ptr %31, ptr %7, align 8
  %32 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br i1 %32, label %.lr.ph20, label %._crit_edge21, !llvm.loop !11

33:                                               ; preds = %28, %.lr.ph20
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %54

35:                                               ; preds = %._crit_edge21
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %36 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  store ptr %36, ptr %9, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %37 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  store ptr %37, ptr %10, align 8
  %38 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br i1 %38, label %.lr.ph23, label %._crit_edge24

._crit_edge24:                                    ; preds = %50, %35
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  call void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #5
  ret void

39:                                               ; preds = %._crit_edge21
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %54

.lr.ph23:                                         ; preds = %35, %50
  %41 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  %42 = getelementptr inbounds i8, ptr %41, i64 4
  %43 = load i32, ptr %42, align 4, !tbaa !12
  br label %44

44:                                               ; preds = %45, %.lr.ph23
  %.0 = phi i32 [ %43, %.lr.ph23 ], [ %46, %45 ]
  %.not = icmp eq i32 %.0, 0
  br i1 %.not, label %50, label %45

45:                                               ; preds = %44
  %46 = add nsw i32 %.0, -1
  %47 = call noundef ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %47)
          to label %44 unwind label %48, !llvm.loop !14

48:                                               ; preds = %45
  %49 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  br label %54

50:                                               ; preds = %44
  %51 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %9, i32 noundef 0) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %52 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  store ptr %52, ptr %10, align 8
  %53 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br i1 %53, label %.lr.ph23, label %._crit_edge24, !llvm.loop !15

54:                                               ; preds = %48, %39, %33
  %.pn = phi { ptr, i32 } [ %34, %33 ], [ %49, %48 ], [ %40, %39 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  br label %55

55:                                               ; preds = %54, %20
  %.pn16 = phi { ptr, i32 } [ %21, %20 ], [ %.pn, %54 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #5
  resume { ptr, i32 } %.pn16
}

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef zeroext i1 @_Z9sortbysecSt4pairIiiES0_(i64, i64) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) 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 #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRKiRiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiiEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEPFbS3_S3_EEvT_SB_T0_(ptr, ptr, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(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_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 #4

; 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 #1 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 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 #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt7greaterIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { 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 = { 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 #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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !6, i64 4}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass