; LLVM IR from xirc/cp-algorithm :: codeforces/295B/main.ll (Z5solvev)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<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::reverse_iterator" = type { %"class.__gnu_cxx::__normal_iterator" }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.13" = type { ptr }

@N = external dso_local global i32, align 4
@D = external dso_local global %"class.std::vector", align 8
@erase_verts = external dso_local global %"class.std::vector.0", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev(ptr dead_on_unwind noalias writable sret(%"class.std::vector.5") align 8 %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca i1, align 1
  %4 = alloca %"class.std::set", align 8
  %5 = alloca %"class.std::reverse_iterator", align 8
  %6 = alloca %"class.std::reverse_iterator", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::pair", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i64, align 8
  %16 = alloca ptr, align 8
  %17 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %18 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %19 = alloca i32, align 4
  %20 = alloca ptr, align 8
  %21 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %22 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %23 = alloca i32, align 4
  %24 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  %25 = alloca %"class.__gnu_cxx::__normal_iterator.13", align 8
  store ptr %0, ptr %2, align 8
  store i1 false, ptr %3, align 1
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr %4) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  call void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind writable sret(%"class.std::reverse_iterator") align 8 %5, ptr noundef nonnull align 8 dereferenceable(24) @erase_verts) #5
  br label %26

26:                                               ; preds = %153, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind writable sret(%"class.std::reverse_iterator") align 8 %6, ptr noundef nonnull align 8 dereferenceable(24) @erase_verts) #5
  %27 = invoke noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %28 unwind label %30

28:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br i1 %27, label %34, label %29

29:                                               ; preds = %28
  store i32 2, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %164

30:                                               ; preds = %26
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %7, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %163

34:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %35 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %36 unwind label %49

36:                                               ; preds = %34
  %37 = load i32, ptr %35, align 4, !tbaa !5
  store i32 %37, ptr %10, align 4, !tbaa !5
  %38 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %39 unwind label %49

39:                                               ; preds = %36
  %40 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 0
  %41 = extractvalue { ptr, i8 } %38, 0
  store ptr %41, ptr %40, align 8
  %42 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 1
  %43 = extractvalue { ptr, i8 } %38, 1
  store i8 %43, ptr %42, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %44

44:                                               ; preds = %98, %39
  %45 = load i32, ptr %12, align 4, !tbaa !5
  %46 = load i32, ptr @N, align 4, !tbaa !5
  %47 = icmp slt i32 %45, %46
  br i1 %47, label %53, label %48

48:                                               ; preds = %44
  store i32 5, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %101

49:                                               ; preds = %36, %34
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %7, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %8, align 4
  br label %158

53:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %54

54:                                               ; preds = %90, %53
  %55 = load i32, ptr %13, align 4, !tbaa !5
  %56 = load i32, ptr @N, align 4, !tbaa !5
  %57 = icmp slt i32 %55, %56
  br i1 %57, label %59, label %58

58:                                               ; preds = %54
  store i32 8, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  br label %97

59:                                               ; preds = %54
  %60 = load i32, ptr %12, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %61) #5
  %63 = load i32, ptr %13, align 4, !tbaa !5
  %64 = sext i32 %63 to i64
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %62, i64 noundef %64) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  %66 = load i32, ptr %12, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %67) #5
  %69 = load i32, ptr %10, align 4, !tbaa !5
  %70 = sext i32 %69 to i64
  %71 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %68, i64 noundef %70) #5
  %72 = load i32, ptr %71, align 4, !tbaa !5
  %73 = load i32, ptr %10, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %74) #5
  %76 = load i32, ptr %13, align 4, !tbaa !5
  %77 = sext i32 %76 to i64
  %78 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %75, i64 noundef %77) #5
  %79 = load i32, ptr %78, align 4, !tbaa !5
  %80 = add nsw i32 %72, %79
  store i32 %80, ptr %14, align 4, !tbaa !5
  %81 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %65, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %82 unwind label %93

82:                                               ; preds = %59
  %83 = load i32, ptr %81, align 4, !tbaa !5
  %84 = load i32, ptr %12, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %85) #5
  %87 = load i32, ptr %13, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %86, i64 noundef %88) #5
  store i32 %83, ptr %89, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  br label %90

90:                                               ; preds = %82
  %91 = load i32, ptr %13, align 4, !tbaa !5
  %92 = add nsw i32 %91, 1
  store i32 %92, ptr %13, align 4, !tbaa !5
  br label %54, !llvm.loop !9

93:                                               ; preds = %59
  %94 = landingpad { ptr, i32 }
          cleanup
  %95 = extractvalue { ptr, i32 } %94, 0
  store ptr %95, ptr %7, align 8
  %96 = extractvalue { ptr, i32 } %94, 1
  store i32 %96, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %158

97:                                               ; preds = %58
  br label %98

98:                                               ; preds = %97
  %99 = load i32, ptr %12, align 4, !tbaa !5
  %100 = add nsw i32 %99, 1
  store i32 %100, ptr %12, align 4, !tbaa !5
  br label %44, !llvm.loop !11

101:                                              ; preds = %48
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  store i64 0, ptr %15, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  store ptr %4, ptr %16, align 8, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %102 = load ptr, ptr %16, align 8, !tbaa !14
  %103 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %102) #5
  %104 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %17, i32 0, i32 0
  store ptr %103, ptr %104, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  %105 = load ptr, ptr %16, align 8, !tbaa !14
  %106 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %105) #5
  %107 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %18, i32 0, i32 0
  store ptr %106, ptr %107, align 8
  br label %108

108:                                              ; preds = %147, %101
  %109 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull align 8 dereferenceable(8) %18) #5
  br i1 %109, label %111, label %110

110:                                              ; preds = %108
  store i32 11, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %149

111:                                              ; preds = %108
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #5
  %112 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #5
  %113 = load i32, ptr %112, align 4, !tbaa !5
  store i32 %113, ptr %19, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  store ptr %4, ptr %20, align 8, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  %114 = load ptr, ptr %20, align 8, !tbaa !14
  %115 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %114) #5
  %116 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %21, i32 0, i32 0
  store ptr %115, ptr %116, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #5
  %117 = load ptr, ptr %20, align 8, !tbaa !14
  %118 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %117) #5
  %119 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %22, i32 0, i32 0
  store ptr %118, ptr %119, align 8
  br label %120

120:                                              ; preds = %144, %111
  %121 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull align 8 dereferenceable(8) %22) #5
  br i1 %121, label %123, label %122

122:                                              ; preds = %120
  store i32 13, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  br label %146

123:                                              ; preds = %120
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #5
  %124 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %21) #5
  %125 = load i32, ptr %124, align 4, !tbaa !5
  store i32 %125, ptr %23, align 4, !tbaa !5
  %126 = load i32, ptr %19, align 4, !tbaa !5
  %127 = load i32, ptr %23, align 4, !tbaa !5
  %128 = icmp eq i32 %126, %127
  br i1 %128, label %129, label %130

129:                                              ; preds = %123
  store i32 14, ptr %9, align 4
  br label %141

130:                                              ; preds = %123
  %131 = load i32, ptr %19, align 4, !tbaa !5
  %132 = sext i32 %131 to i64
  %133 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %132) #5
  %134 = load i32, ptr %23, align 4, !tbaa !5
  %135 = sext i32 %134 to i64
  %136 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %133, i64 noundef %135) #5
  %137 = load i32, ptr %136, align 4, !tbaa !5
  %138 = sext i32 %137 to i64
  %139 = load i64, ptr %15, align 8, !tbaa !12
  %140 = add nsw i64 %139, %138
  store i64 %140, ptr %15, align 8, !tbaa !12
  store i32 0, ptr %9, align 4
  br label %141

141:                                              ; preds = %130, %129
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #5
  %142 = load i32, ptr %9, align 4
  switch i32 %142, label %187 [
    i32 0, label %143
    i32 14, label %144
  ]

143:                                              ; preds = %141
  br label %144

144:                                              ; preds = %143, %141
  %145 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8) %21) #5
  br label %120

146:                                              ; preds = %122
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  br label %147

147:                                              ; preds = %146
  %148 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #5
  br label %108

149:                                              ; preds = %110
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %150 unwind label %154

150:                                              ; preds = %149
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %151

151:                                              ; preds = %150
  %152 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %153 unwind label %159

153:                                              ; preds = %151
  br label %26, !llvm.loop !16

154:                                              ; preds = %149
  %155 = landingpad { ptr, i32 }
          cleanup
  %156 = extractvalue { ptr, i32 } %155, 0
  store ptr %156, ptr %7, align 8
  %157 = extractvalue { ptr, i32 } %155, 1
  store i32 %157, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %158

158:                                              ; preds = %154, %93, %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %163

159:                                              ; preds = %151
  %160 = landingpad { ptr, i32 }
          cleanup
  %161 = extractvalue { ptr, i32 } %160, 0
  store ptr %161, ptr %7, align 8
  %162 = extractvalue { ptr, i32 } %160, 1
  store i32 %162, ptr %8, align 4
  br label %163

163:                                              ; preds = %159, %158, %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %179

164:                                              ; preds = %29
  %165 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %166 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %24, i32 0, i32 0
  store ptr %165, ptr %166, align 8
  %167 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %168 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %25, i32 0, i32 0
  store ptr %167, ptr %168, align 8
  %169 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %24, i32 0, i32 0
  %170 = load ptr, ptr %169, align 8
  %171 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.13", ptr %25, i32 0, i32 0
  %172 = load ptr, ptr %171, align 8
  invoke void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEvT_S7_(ptr %170, ptr %172)
          to label %173 unwind label %175

173:                                              ; preds = %164
  store i1 true, ptr %3, align 1
  store i32 1, ptr %9, align 4
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %4) #5
  %174 = load i1, ptr %3, align 1
  br i1 %174, label %181, label %180

175:                                              ; preds = %164
  %176 = landingpad { ptr, i32 }
          cleanup
  %177 = extractvalue { ptr, i32 } %176, 0
  store ptr %177, ptr %7, align 8
  %178 = extractvalue { ptr, i32 } %176, 1
  store i32 %178, ptr %8, align 4
  br label %179

179:                                              ; preds = %175, %163
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %4) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %182

180:                                              ; preds = %173
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %181

181:                                              ; preds = %180, %173
  ret void

182:                                              ; preds = %179
  %183 = load ptr, ptr %7, align 8
  %184 = load i32, ptr %8, align 4
  %185 = insertvalue { ptr, i32 } poison, ptr %183, 0
  %186 = insertvalue { ptr, i32 } %185, i32 %184, 1
  resume { ptr, i32 } %186

187:                                              ; preds = %141
  unreachable
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(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 nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #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 nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEvT_S7_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(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 = { 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, !13, i64 0}
!13 = !{!"long long", !7, i64 0}
!14 = !{!15, !15, i64 0}
!15 = !{!"any pointer", !7, i64 0}
!16 = distinct !{!16, !10}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<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::reverse_iterator" = type { %"class.__gnu_cxx::__normal_iterator" }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@N = external dso_local local_unnamed_addr global i32, align 4
@D = external dso_local global %"class.std::vector", align 8
@erase_verts = external dso_local global %"class.std::vector.0", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector.5") align 8 %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::set", align 8
  %3 = alloca %"class.std::reverse_iterator", align 8
  %4 = alloca %"class.std::reverse_iterator", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %9 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  tail call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %2) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  call void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %3, ptr noundef nonnull align 8 dereferenceable(24) @erase_verts) #5
  br label %12

12:                                               ; preds = %78, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  call void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %4, ptr noundef nonnull align 8 dereferenceable(24) @erase_verts) #5
  %13 = invoke noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %14 unwind label %18

14:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br i1 %13, label %20, label %15

15:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  %16 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %17 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  invoke void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEvT_S7_(ptr %16, ptr %17)
          to label %84 unwind label %85

18:                                               ; preds = %12
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %83

20:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3)
  %22 = load i32, ptr %21, align 4, !tbaa !5
  store i32 %22, ptr %5, align 4, !tbaa !5
  %23 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %.preheader32 unwind label %31

.preheader32:                                     ; preds = %20
  %24 = load i32, ptr @N, align 4, !tbaa !5
  %25 = icmp sgt i32 %24, 0
  br i1 %25, label %.preheader, label %._crit_edge35

.preheader:                                       ; preds = %.preheader32, %._crit_edge
  %26 = phi i32 [ %33, %._crit_edge ], [ %24, %.preheader32 ]
  %indvars.iv44 = phi i64 [ %indvars.iv.next45, %._crit_edge ], [ 0, %.preheader32 ]
  %27 = icmp sgt i32 %26, 0
  br i1 %27, label %.lr.ph, label %.preheader.._crit_edge_crit_edge

.preheader.._crit_edge_crit_edge:                 ; preds = %.preheader
  %.pre = sext i32 %26 to i64
  br label %._crit_edge

._crit_edge35:                                    ; preds = %._crit_edge, %.preheader32
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  store i64 0, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %28 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %28, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %29 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %29, ptr %9, align 8
  %30 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br i1 %30, label %.lr.ph40, label %._crit_edge41

31:                                               ; preds = %20
  %32 = landingpad { ptr, i32 }
          cleanup
  br label %82

._crit_edge:                                      ; preds = %.lr.ph, %.preheader.._crit_edge_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.preheader.._crit_edge_crit_edge ], [ %53, %.lr.ph ]
  %33 = phi i32 [ %26, %.preheader.._crit_edge_crit_edge ], [ %52, %.lr.ph ]
  %indvars.iv.next45 = add nuw nsw i64 %indvars.iv44, 1
  %34 = icmp slt i64 %indvars.iv.next45, %.pre-phi
  br i1 %34, label %.preheader, label %._crit_edge35, !llvm.loop !11

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader ]
  %35 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %indvars.iv44) #5
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %35, i64 noundef %indvars.iv) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  %37 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %indvars.iv44) #5
  %38 = load i32, ptr %5, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %37, i64 noundef %39) #5
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = load i32, ptr %5, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %43) #5
  %45 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %44, i64 noundef %indvars.iv) #5
  %46 = load i32, ptr %45, align 4, !tbaa !5
  %47 = add nsw i32 %46, %41
  store i32 %47, ptr %6, align 4, !tbaa !5
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %36, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %indvars.iv44) #5
  %51 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %indvars.iv) #5
  store i32 %49, ptr %51, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %52 = load i32, ptr @N, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = icmp slt i64 %indvars.iv.next, %53
  br i1 %54, label %.lr.ph, label %._crit_edge, !llvm.loop !14

._crit_edge41:                                    ; preds = %._crit_edge38, %._crit_edge35
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %78 unwind label %80

.lr.ph40:                                         ; preds = %._crit_edge35, %._crit_edge38
  %55 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %56 = load i32, ptr %55, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %57 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %57, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %58 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %58, ptr %11, align 8
  %59 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  br i1 %59, label %.lr.ph37, label %._crit_edge38

.lr.ph37:                                         ; preds = %.lr.ph40
  %60 = sext i32 %56 to i64
  br label %63

._crit_edge38:                                    ; preds = %75, %.lr.ph40
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %62 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br i1 %62, label %.lr.ph40, label %._crit_edge41

63:                                               ; preds = %.lr.ph37, %75
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  %65 = load i32, ptr %64, align 4, !tbaa !5
  %66 = icmp eq i32 %56, %65
  br i1 %66, label %75, label %67

67:                                               ; preds = %63
  %68 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @D, i64 noundef %60) #5
  %69 = sext i32 %65 to i64
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %68, i64 noundef %69) #5
  %71 = load i32, ptr %70, align 4, !tbaa !5
  %72 = sext i32 %71 to i64
  %73 = load i64, ptr %7, align 8, !tbaa !9
  %74 = add nsw i64 %73, %72
  store i64 %74, ptr %7, align 8, !tbaa !9
  br label %75

75:                                               ; preds = %63, %67
  %76 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  %77 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  br i1 %77, label %63, label %._crit_edge38

78:                                               ; preds = %._crit_edge41
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3)
  br label %12, !llvm.loop !15

80:                                               ; preds = %._crit_edge41
  %81 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br label %82

82:                                               ; preds = %80, %31
  %.pn = phi { ptr, i32 } [ %81, %80 ], [ %32, %31 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  br label %83

83:                                               ; preds = %82, %18
  %.pn.pn = phi { ptr, i32 } [ %.pn, %82 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  br label %87

84:                                               ; preds = %15
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #5
  ret void

85:                                               ; preds = %15
  %86 = landingpad { ptr, i32 }
          cleanup
  br label %87

87:                                               ; preds = %85, %83
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %83 ], [ %86, %85 ]
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(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 nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) 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 nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(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 noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(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 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12, !13}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!"llvm.loop.unswitch.partial.disable"}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


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