; LLVM IR from abeaumont/competitive-programming :: cses (2428)

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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, 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.__gnu_pbds::tree" = type { %"class.__gnu_pbds::basic_branch" }
%"class.__gnu_pbds::basic_branch" = type { %"class.__gnu_pbds::detail::rb_tree_set" }
%"class.__gnu_pbds::detail::rb_tree_set" = type { %"class.__gnu_pbds::detail::bin_search_tree_set" }
%"class.__gnu_pbds::detail::bin_search_tree_set" = type { %"class.__gnu_pbds::tree_order_statistics_node_update", [8 x i8], ptr, i64 }
%"class.__gnu_pbds::tree_order_statistics_node_update" = type { %"struct.__gnu_pbds::detail::branch_policy" }
%"struct.__gnu_pbds::detail::branch_policy" = type { ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair.0" = type <{ %"class.__gnu_pbds::detail::bin_search_tree_const_it_", i8, [7 x i8] }>
%"class.__gnu_pbds::detail::bin_search_tree_const_it_" = type { ptr }
%"struct.std::pair" = type { i32, i32 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::map", align 8
  %7 = alloca %"class.__gnu_pbds::tree", align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %12 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %15 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %16 = alloca i32, align 4
  %17 = alloca %"struct.std::pair.0", align 8
  %18 = alloca %"class.__gnu_pbds::detail::bin_search_tree_const_it_", align 8
  %19 = alloca %"class.__gnu_pbds::detail::bin_search_tree_const_it_", align 8
  store i32 0, ptr %1, align 4
  %20 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %21 = getelementptr i8, ptr %20, i64 -24
  %22 = load i64, ptr %21, align 8
  %23 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %22
  %24 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %23, ptr noundef null)
  %25 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #8
  store i64 0, ptr %5, align 8, !tbaa !8
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %27 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %26, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.start.p0(i64 48, ptr %6) #8
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #8
  invoke void @_ZN10__gnu_pbds4treeIiNS_9null_typeESt7greaterIiENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %28 unwind label %34

28:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #8
  store i32 0, ptr %10, align 4, !tbaa !11
  br label %29

29:                                               ; preds = %122, %28
  %30 = load i32, ptr %10, align 4, !tbaa !11
  %31 = load i32, ptr %2, align 4, !tbaa !11
  %32 = icmp slt i32 %30, %31
  br i1 %32, label %38, label %33

33:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #8
  br label %128

34:                                               ; preds = %0
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %8, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %9, align 4
  br label %140

38:                                               ; preds = %29
  %39 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %40 unwind label %59

40:                                               ; preds = %38
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #8
  %41 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %42 unwind label %63

42:                                               ; preds = %40
  %43 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %11, i32 0, i32 0
  store ptr %41, ptr %43, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #8
  %44 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #8
  %45 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %12, i32 0, i32 0
  store ptr %44, ptr %45, align 8
  %46 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #8
  br i1 %46, label %47, label %71

47:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #8
  %48 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #8
  %49 = getelementptr inbounds %"struct.std::pair", ptr %48, i32 0, i32 1
  %50 = load i32, ptr %49, align 4, !tbaa !13
  %51 = add nsw i32 %50, 1
  store i32 %51, ptr %13, align 4, !tbaa !11
  %52 = invoke noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKi(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %53 unwind label %67

53:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 8 %11, i64 8, i1 false), !tbaa.struct !15
  %54 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %14, i32 0, i32 0
  %55 = load ptr, ptr %54, align 8
  %56 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr %55)
          to label %57 unwind label %63

57:                                               ; preds = %53
  %58 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %15, i32 0, i32 0
  store ptr %56, ptr %58, align 8
  br label %71

59:                                               ; preds = %38
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %8, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %9, align 4
  br label %127

63:                                               ; preds = %71, %53, %40
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %8, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %9, align 4
  br label %126

67:                                               ; preds = %47
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %8, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  br label %126

71:                                               ; preds = %57, %42
  %72 = load i32, ptr %10, align 4, !tbaa !11
  %73 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %74 unwind label %63

74:                                               ; preds = %71
  store i32 %72, ptr %73, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #8
  %75 = load i32, ptr %10, align 4, !tbaa !11
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %16, align 4, !tbaa !11
  %77 = invoke { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKi(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %78 unwind label %99

78:                                               ; preds = %74
  %79 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 0
  %80 = extractvalue { ptr, i8 } %77, 0
  store ptr %80, ptr %79, align 8
  %81 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 1
  %82 = extractvalue { ptr, i8 } %77, 1
  store i8 %82, ptr %81, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #8
  %83 = load i32, ptr %4, align 4, !tbaa !11
  %84 = sext i32 %83 to i64
  %85 = invoke ptr @_ZN10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IimSaIcEEENS1_25bin_search_tree_const_it_IPS5_iPiPKiRiRS9_Lb1ES4_EESD_S4_EESE_St7greaterIiES4_E13find_by_orderEm(ptr noundef nonnull align 8 dereferenceable(8) %7, i64 noundef %84)
          to label %86 unwind label %103

86:                                               ; preds = %78
  %87 = getelementptr inbounds %"class.__gnu_pbds::detail::bin_search_tree_const_it_", ptr %18, i32 0, i32 0
  store ptr %85, ptr %87, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #8
  %88 = invoke ptr @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E3endEv(ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %89 unwind label %107

89:                                               ; preds = %86
  %90 = getelementptr inbounds %"class.__gnu_pbds::detail::bin_search_tree_const_it_", ptr %19, i32 0, i32 0
  store ptr %88, ptr %90, align 8
  %91 = invoke noundef zeroext i1 @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EeqERKSB_(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 8 dereferenceable(8) %19)
          to label %92 unwind label %107

92:                                               ; preds = %89
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #8
  br i1 %91, label %93, label %111

93:                                               ; preds = %92
  %94 = load i32, ptr %10, align 4, !tbaa !11
  %95 = add nsw i32 %94, 1
  %96 = sext i32 %95 to i64
  %97 = load i64, ptr %5, align 8, !tbaa !8
  %98 = add nsw i64 %97, %96
  store i64 %98, ptr %5, align 8, !tbaa !8
  br label %121

99:                                               ; preds = %74
  %100 = landingpad { ptr, i32 }
          cleanup
  %101 = extractvalue { ptr, i32 } %100, 0
  store ptr %101, ptr %8, align 8
  %102 = extractvalue { ptr, i32 } %100, 1
  store i32 %102, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #8
  br label %126

103:                                              ; preds = %111, %78
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %8, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %9, align 4
  br label %125

107:                                              ; preds = %89, %86
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %8, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #8
  br label %125

111:                                              ; preds = %92
  %112 = load i32, ptr %10, align 4, !tbaa !11
  %113 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EdeEv(ptr noundef nonnull align 8 dereferenceable(8) %18)
          to label %114 unwind label %103

114:                                              ; preds = %111
  %115 = load i32, ptr %113, align 4, !tbaa !11
  %116 = sub nsw i32 %112, %115
  %117 = add nsw i32 %116, 1
  %118 = sext i32 %117 to i64
  %119 = load i64, ptr %5, align 8, !tbaa !8
  %120 = add nsw i64 %119, %118
  store i64 %120, ptr %5, align 8, !tbaa !8
  br label %121

121:                                              ; preds = %114, %93
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #8
  br label %122

122:                                              ; preds = %121
  %123 = load i32, ptr %10, align 4, !tbaa !11
  %124 = add nsw i32 %123, 1
  store i32 %124, ptr %10, align 4, !tbaa !11
  br label %29, !llvm.loop !18

125:                                              ; preds = %107, %103
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  br label %126

126:                                              ; preds = %125, %99, %67, %63
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #8
  br label %127

127:                                              ; preds = %126, %59
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #8
  br label %139

128:                                              ; preds = %33
  %129 = load i64, ptr %5, align 8, !tbaa !8
  %130 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %129)
          to label %131 unwind label %135

131:                                              ; preds = %128
  %132 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %130, i8 noundef signext 10)
          to label %133 unwind label %135

133:                                              ; preds = %131
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #8
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #8
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %134 = load i32, ptr %1, align 4
  ret i32 %134

135:                                              ; preds = %131, %128
  %136 = landingpad { ptr, i32 }
          cleanup
  %137 = extractvalue { ptr, i32 } %136, 0
  store ptr %137, ptr %8, align 8
  %138 = extractvalue { ptr, i32 } %136, 1
  store i32 %138, ptr %9, align 4
  br label %139

139:                                              ; preds = %135, %127
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #8
  br label %140

140:                                              ; preds = %139, %34
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #8
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #8
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  br label %141

141:                                              ; preds = %140
  %142 = load ptr, ptr %8, align 8
  %143 = load i32, ptr %9, align 4
  %144 = insertvalue { ptr, i32 } poison, ptr %142, 0
  %145 = insertvalue { ptr, i32 } %144, i32 %143, 1
  resume { ptr, i32 } %145
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #1 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10__gnu_pbds4treeIiNS_9null_typeESt7greaterIiENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 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 @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) #5 align 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 uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) #4 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #6

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZN10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IimSaIcEEENS1_25bin_search_tree_const_it_IPS5_iPiPKiRiRS9_Lb1ES4_EESD_S4_EESE_St7greaterIiES4_E13find_by_orderEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EeqERKSB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #7 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #7 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

attributes #0 = { mustprogress norecurse 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 = { "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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #7 = { 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 #8 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !10, i64 0}
!13 = !{!14, !12, i64 4}
!14 = !{!"_ZTSSt4pairIKiiE", !12, i64 0, !12, i64 4}
!15 = !{i64 0, i64 8, !16}
!16 = !{!17, !17, i64 0}
!17 = !{!"any pointer", !10, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, 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.__gnu_pbds::tree" = type { %"class.__gnu_pbds::basic_branch" }
%"class.__gnu_pbds::basic_branch" = type { %"class.__gnu_pbds::detail::rb_tree_set" }
%"class.__gnu_pbds::detail::rb_tree_set" = type { %"class.__gnu_pbds::detail::bin_search_tree_set" }
%"class.__gnu_pbds::detail::bin_search_tree_set" = type { %"class.__gnu_pbds::tree_order_statistics_node_update", [8 x i8], ptr, i64 }
%"class.__gnu_pbds::tree_order_statistics_node_update" = type { %"struct.__gnu_pbds::detail::branch_policy" }
%"struct.__gnu_pbds::detail::branch_policy" = type { ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"class.__gnu_pbds::detail::bin_search_tree_const_it_" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::map", align 8
  %5 = alloca %"class.__gnu_pbds::tree", align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"class.__gnu_pbds::detail::bin_search_tree_const_it_", align 8
  %11 = alloca %"class.__gnu_pbds::detail::bin_search_tree_const_it_", align 8
  %12 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %13 = getelementptr i8, ptr %12, i64 -24
  %14 = load i64, ptr %13, align 8
  %15 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %14
  %16 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %15, ptr noundef null)
  %17 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %4) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #7
  invoke void @_ZN10__gnu_pbds4treeIiNS_9null_typeESt7greaterIiENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %.preheader unwind label %23

.preheader:                                       ; preds = %0
  %20 = load i32, ptr %1, align 4, !tbaa !8
  %21 = icmp sgt i32 %20, 0
  br i1 %21, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %70, %.preheader
  %.0.lcssa = phi i64 [ 0, %.preheader ], [ %.1, %70 ]
  %22 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.0.lcssa)
          to label %76 unwind label %79

23:                                               ; preds = %0
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %82

.lr.ph:                                           ; preds = %.preheader, %70
  %indvars.iv = phi i64 [ %indvars.iv.next, %70 ], [ 0, %.preheader ]
  %.034 = phi i64 [ %.1, %70 ], [ 0, %.preheader ]
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %26 unwind label %39

26:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #7
  %27 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %28 unwind label %41

28:                                               ; preds = %26
  store ptr %27, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %29 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  store ptr %29, ptr %7, align 8
  %30 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  br i1 %30, label %31, label %45

31:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #7
  %32 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  %33 = getelementptr inbounds i8, ptr %32, i64 4
  %34 = load i32, ptr %33, align 4, !tbaa !11
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %8, align 4, !tbaa !8
  %36 = invoke noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKi(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %37 unwind label %43

37:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #7
  %.sroa.02.0.copyload = load ptr, ptr %6, align 8, !tbaa !13
  %38 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr %.sroa.02.0.copyload)
          to label %45 unwind label %41

39:                                               ; preds = %.lr.ph
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %81

41:                                               ; preds = %45, %37, %26
  %42 = landingpad { ptr, i32 }
          cleanup
  br label %75

43:                                               ; preds = %31
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #7
  br label %75

45:                                               ; preds = %37, %28
  %46 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %47 unwind label %41

47:                                               ; preds = %45
  %48 = trunc nuw nsw i64 %indvars.iv to i32
  store i32 %48, ptr %46, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #7
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %49 = trunc nuw nsw i64 %indvars.iv.next to i32
  store i32 %49, ptr %9, align 4, !tbaa !8
  %50 = invoke { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKi(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %51 unwind label %59

51:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #7
  %52 = load i32, ptr %3, align 4, !tbaa !8
  %53 = sext i32 %52 to i64
  %54 = invoke ptr @_ZN10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IimSaIcEEENS1_25bin_search_tree_const_it_IPS5_iPiPKiRiRS9_Lb1ES4_EESD_S4_EESE_St7greaterIiES4_E13find_by_orderEm(ptr noundef nonnull align 8 dereferenceable(8) %5, i64 noundef %53)
          to label %55 unwind label %61

55:                                               ; preds = %51
  store ptr %54, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #7
  %56 = invoke ptr @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E3endEv(ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %57 unwind label %63

57:                                               ; preds = %55
  store ptr %56, ptr %11, align 8
  %58 = call noundef zeroext i1 @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EeqERKSB_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  br i1 %58, label %70, label %65

59:                                               ; preds = %47
  %60 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #7
  br label %75

61:                                               ; preds = %51
  %62 = landingpad { ptr, i32 }
          cleanup
  br label %74

63:                                               ; preds = %55
  %64 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  br label %74

65:                                               ; preds = %57
  %66 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10)
  %67 = load i32, ptr %66, align 4, !tbaa !8
  %68 = sub i32 %49, %67
  %69 = sext i32 %68 to i64
  br label %70

70:                                               ; preds = %57, %65
  %.pn26 = phi i64 [ %69, %65 ], [ %indvars.iv.next, %57 ]
  %.1 = add nsw i64 %.pn26, %.034
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  %71 = load i32, ptr %1, align 4, !tbaa !8
  %72 = sext i32 %71 to i64
  %73 = icmp slt i64 %indvars.iv.next, %72
  br i1 %73, label %.lr.ph, label %._crit_edge, !llvm.loop !15

74:                                               ; preds = %63, %61
  %.pn = phi { ptr, i32 } [ %64, %63 ], [ %62, %61 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #7
  br label %75

75:                                               ; preds = %74, %59, %43, %41
  %.pn.pn = phi { ptr, i32 } [ %.pn, %74 ], [ %60, %59 ], [ %42, %41 ], [ %44, %43 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  br label %81

76:                                               ; preds = %._crit_edge
  %77 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %22, i8 noundef signext 10)
          to label %78 unwind label %79

78:                                               ; preds = %76
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0

79:                                               ; preds = %76, %._crit_edge
  %80 = landingpad { ptr, i32 }
          cleanup
  br label %81

81:                                               ; preds = %39, %75, %79
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %80, %79 ], [ %.pn.pn, %75 ], [ %40, %39 ]
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  br label %82

82:                                               ; preds = %81, %23
  %.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn.pn, %81 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn.pn.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #1 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10__gnu_pbds4treeIiNS_9null_typeESt7greaterIiENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 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 @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5 align 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 uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZN10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IimSaIcEEENS1_25bin_search_tree_const_it_IPS5_iPiPKiRiRS9_Lb1ES4_EESD_S4_EESE_St7greaterIiES4_E13find_by_orderEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EeqERKSB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #6 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK10__gnu_pbds6detail25bin_search_tree_const_it_IPNS0_13rb_tree_node_IimSaIcEEEiPiPKiRiRS7_Lb1ES3_EdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #6 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10__gnu_pbds6detail19bin_search_tree_setIiNS_9null_typeESt7greaterIiENS0_11tree_traitsIiS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !9, i64 4}
!12 = !{!"_ZTSSt4pairIKiiE", !9, i64 0, !9, i64 4}
!13 = !{!14, !14, i64 0}
!14 = !{!"any pointer", !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass