; LLVM IR from bqi343/cp-notebook :: Contests/USACO Solutions/2013-14/Nov 2013 (13 Nov G2)

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

@PI = external dso_local global double, align 8
@cin = external dso_local global %"class.std::basic_ifstream", align 8
@cout = external dso_local global %"class.std::basic_ofstream", align 8
@N = external dso_local global i32, align 4
@R = external dso_local global i32, align 4
@arcs = external dso_local global %"class.std::vector", 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 i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca double, align 8
  %6 = alloca double, align 8
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca double, align 8
  %9 = alloca double, align 8
  %10 = alloca i64, align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_pbds::tree", align 8
  %14 = alloca ptr, align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca double, align 8
  %19 = alloca ptr, align 8
  %20 = alloca i32, align 4
  %21 = alloca %"struct.std::pair.0", align 8
  %22 = alloca ptr, align 8
  %23 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %24 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %25 = alloca %"struct.std::pair", align 8
  %26 = alloca double, align 8
  %27 = alloca %"struct.std::pair.0", align 8
  store i32 0, ptr %1, align 4
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  %29 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %28, ptr noundef nonnull align 4 dereferenceable(4) @R)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #10
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %30

30:                                               ; preds = %73, %0
  %31 = load i32, ptr %2, align 4, !tbaa !5
  %32 = load i32, ptr @N, align 4, !tbaa !5
  %33 = icmp slt i32 %31, %32
  br i1 %33, label %35, label %34

34:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #10
  br label %76

35:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #10
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #10
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @cin, ptr noundef nonnull align 8 dereferenceable(8) %3)
  %37 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %36, ptr noundef nonnull align 8 dereferenceable(8) %4)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #10
  %38 = load i64, ptr %4, align 8, !tbaa !9
  %39 = load i64, ptr %3, align 8, !tbaa !9
  %40 = call noundef double @_ZSt5atan2IxxEN9__gnu_cxx9__promoteIDTplcvNS1_IT_Xsr3std12__is_integerIS2_EE7__valueEE6__typeELi0EcvNS1_IT0_Xsr3std12__is_integerIS5_EE7__valueEE6__typeELi0EEXsr3std12__is_integerIS8_EE7__valueEE6__typeES2_S5_(i64 noundef %38, i64 noundef %39)
  store double %40, ptr %5, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #10
  %41 = load i32, ptr @R, align 4, !tbaa !5
  %42 = sitofp i32 %41 to double
  %43 = load i64, ptr %3, align 8, !tbaa !9
  %44 = load i64, ptr %3, align 8, !tbaa !9
  %45 = mul nsw i64 %43, %44
  %46 = load i64, ptr %4, align 8, !tbaa !9
  %47 = load i64, ptr %4, align 8, !tbaa !9
  %48 = mul nsw i64 %46, %47
  %49 = add nsw i64 %45, %48
  %50 = call noundef double @_ZSt4sqrtIxEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i64 noundef %49)
  %51 = fdiv double %42, %50
  %52 = call double @acos(double noundef %51) #10
  store double %52, ptr %6, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #10
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #10
  %53 = load double, ptr %5, align 8, !tbaa !11
  %54 = load double, ptr %6, align 8, !tbaa !11
  %55 = fsub double %53, %54
  store double %55, ptr %8, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #10
  %56 = load double, ptr %5, align 8, !tbaa !11
  %57 = load double, ptr %6, align 8, !tbaa !11
  %58 = fadd double %56, %57
  store double %58, ptr %9, align 8, !tbaa !11
  call void @_ZNSt4pairIddEC2IddTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #10
  br label %59

59:                                               ; preds = %63, %35
  %60 = getelementptr inbounds %"struct.std::pair", ptr %7, i32 0, i32 0
  %61 = load double, ptr %60, align 8, !tbaa !13
  %62 = fcmp olt double %61, 0.000000e+00
  br i1 %62, label %63, label %72

63:                                               ; preds = %59
  %64 = load double, ptr @PI, align 8, !tbaa !11
  %65 = getelementptr inbounds %"struct.std::pair", ptr %7, i32 0, i32 0
  %66 = load double, ptr %65, align 8, !tbaa !13
  %67 = call double @llvm.fmuladd.f64(double 2.000000e+00, double %64, double %66)
  store double %67, ptr %65, align 8, !tbaa !13
  %68 = load double, ptr @PI, align 8, !tbaa !11
  %69 = getelementptr inbounds %"struct.std::pair", ptr %7, i32 0, i32 1
  %70 = load double, ptr %69, align 8, !tbaa !15
  %71 = call double @llvm.fmuladd.f64(double 2.000000e+00, double %68, double %70)
  store double %71, ptr %69, align 8, !tbaa !15
  br label %59, !llvm.loop !16

72:                                               ; preds = %59
  call void @_ZNSt6vectorISt4pairIddESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) @arcs, ptr noundef nonnull align 8 dereferenceable(16) %7)
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #10
  br label %73

73:                                               ; preds = %72
  %74 = load i32, ptr %2, align 4, !tbaa !5
  %75 = add nsw i32 %74, 1
  store i32 %75, ptr %2, align 4, !tbaa !5
  br label %30, !llvm.loop !18

76:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #10
  store i64 0, ptr %10, align 8, !tbaa !9
  %77 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #10
  %78 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %77, ptr %78, align 8
  %79 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #10
  %80 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %79, ptr %80, align 8
  %81 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  %82 = load ptr, ptr %81, align 8
  %83 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %84 = load ptr, ptr %83, align 8
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %82, ptr %84)
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #10
  call void @_ZN10__gnu_pbds4treeIdNS_9null_typeESt4lessIdENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13)
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #10
  store ptr @arcs, ptr %14, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #10
  %85 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #10
  %86 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %85, ptr %86, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #10
  %87 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #10
  %88 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %87, ptr %88, align 8
  br label %89

89:                                               ; preds = %104, %76
  %90 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #10
  br i1 %90, label %92, label %91

91:                                               ; preds = %89
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #10
  br label %110

92:                                               ; preds = %89
  call void @llvm.lifetime.start.p0(i64 16, ptr %17) #10
  %93 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #10
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %17, ptr align 8 %93, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #10
  %94 = getelementptr inbounds %"struct.std::pair", ptr %17, i32 0, i32 1
  %95 = load double, ptr %94, align 8, !tbaa !15
  %96 = load double, ptr @PI, align 8, !tbaa !11
  %97 = call double @llvm.fmuladd.f64(double -2.000000e+00, double %96, double %95)
  store double %97, ptr %18, align 8, !tbaa !11
  %98 = invoke { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKd(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull align 8 dereferenceable(8) %18)
          to label %99 unwind label %106

99:                                               ; preds = %92
  %100 = getelementptr inbounds { ptr, i8 }, ptr %21, i32 0, i32 0
  %101 = extractvalue { ptr, i8 } %98, 0
  store ptr %101, ptr %100, align 8
  %102 = getelementptr inbounds { ptr, i8 }, ptr %21, i32 0, i32 1
  %103 = extractvalue { ptr, i8 } %98, 1
  store i8 %103, ptr %102, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #10
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #10
  br label %104

104:                                              ; preds = %99
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #10
  br label %89

106:                                              ; preds = %92
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %19, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #10
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #10
  br label %161

110:                                              ; preds = %91
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #10
  store ptr @arcs, ptr %22, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #10
  %111 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #10
  %112 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %23, i32 0, i32 0
  store ptr %111, ptr %112, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #10
  %113 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #10
  %114 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %24, i32 0, i32 0
  store ptr %113, ptr %114, align 8
  br label %115

115:                                              ; preds = %141, %110
  %116 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef nonnull align 8 dereferenceable(8) %24) #10
  br i1 %116, label %118, label %117

117:                                              ; preds = %115
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #10
  br label %152

118:                                              ; preds = %115
  call void @llvm.lifetime.start.p0(i64 16, ptr %25) #10
  %119 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #10
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %25, ptr align 8 %119, i64 16, i1 false)
  %120 = invoke noundef i64 @_ZNK10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %13)
          to label %121 unwind label %143

121:                                              ; preds = %118
  %122 = getelementptr inbounds %"struct.std::pair", ptr %25, i32 0, i32 0
  %123 = invoke noundef i64 @_ZNK10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IdmSaIcEEENS1_25bin_search_tree_const_it_IPS5_dPdPKdRdRS9_Lb1ES4_EESD_S4_EESE_St4lessIdES4_E12order_of_keyESC_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %122)
          to label %124 unwind label %143

124:                                              ; preds = %121
  %125 = sub i64 %120, %123
  %126 = load i64, ptr %10, align 8, !tbaa !9
  %127 = add i64 %126, %125
  store i64 %127, ptr %10, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #10
  %128 = getelementptr inbounds %"struct.std::pair", ptr %25, i32 0, i32 1
  %129 = load double, ptr %128, align 8, !tbaa !15
  %130 = load double, ptr @PI, align 8, !tbaa !11
  %131 = call double @llvm.fmuladd.f64(double -2.000000e+00, double %130, double %129)
  store double %131, ptr %26, align 8, !tbaa !11
  %132 = invoke noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKd(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull align 8 dereferenceable(8) %26)
          to label %133 unwind label %147

133:                                              ; preds = %124
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #10
  %134 = getelementptr inbounds %"struct.std::pair", ptr %25, i32 0, i32 1
  %135 = invoke { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKd(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull align 8 dereferenceable(8) %134)
          to label %136 unwind label %143

136:                                              ; preds = %133
  %137 = getelementptr inbounds { ptr, i8 }, ptr %27, i32 0, i32 0
  %138 = extractvalue { ptr, i8 } %135, 0
  store ptr %138, ptr %137, align 8
  %139 = getelementptr inbounds { ptr, i8 }, ptr %27, i32 0, i32 1
  %140 = extractvalue { ptr, i8 } %135, 1
  store i8 %140, ptr %139, align 8
  call void @llvm.lifetime.end.p0(i64 16, ptr %25) #10
  br label %141

141:                                              ; preds = %136
  %142 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #10
  br label %115

143:                                              ; preds = %133, %121, %118
  %144 = landingpad { ptr, i32 }
          cleanup
  %145 = extractvalue { ptr, i32 } %144, 0
  store ptr %145, ptr %19, align 8
  %146 = extractvalue { ptr, i32 } %144, 1
  store i32 %146, ptr %20, align 4
  br label %151

147:                                              ; preds = %124
  %148 = landingpad { ptr, i32 }
          cleanup
  %149 = extractvalue { ptr, i32 } %148, 0
  store ptr %149, ptr %19, align 8
  %150 = extractvalue { ptr, i32 } %148, 1
  store i32 %150, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #10
  br label %151

151:                                              ; preds = %147, %143
  call void @llvm.lifetime.end.p0(i64 16, ptr %25) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #10
  br label %161

152:                                              ; preds = %117
  %153 = load i64, ptr %10, align 8, !tbaa !9
  %154 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @cout, i64 noundef %153)
          to label %155 unwind label %157

155:                                              ; preds = %152
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #10
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #10
  %156 = load i32, ptr %1, align 4
  ret i32 %156

157:                                              ; preds = %152
  %158 = landingpad { ptr, i32 }
          cleanup
  %159 = extractvalue { ptr, i32 } %158, 0
  store ptr %159, ptr %19, align 8
  %160 = extractvalue { ptr, i32 } %158, 1
  store i32 %160, ptr %20, align 4
  br label %161

161:                                              ; preds = %157, %151, %106
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #10
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #10
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #10
  br label %162

162:                                              ; preds = %161
  %163 = load ptr, ptr %19, align 8
  %164 = load i32, ptr %20, align 4
  %165 = insertvalue { ptr, i32 } poison, ptr %163, 0
  %166 = insertvalue { ptr, i32 } %165, i32 %164, 1
  resume { ptr, i32 } %166
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef double @_ZSt5atan2IxxEN9__gnu_cxx9__promoteIDTplcvNS1_IT_Xsr3std12__is_integerIS2_EE7__valueEE6__typeELi0EcvNS1_IT0_Xsr3std12__is_integerIS5_EE7__valueEE6__typeELi0EEXsr3std12__is_integerIS8_EE7__valueEE6__typeES2_S5_(i64 noundef, i64 noundef) #4

; Function Attrs: nounwind
declare double @acos(double noundef) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef double @_ZSt4sqrtIxEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i64 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIddEC2IddTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #6 align 2

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #7

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIddESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #6 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10__gnu_pbds4treeIdNS_9null_typeESt4lessIdENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #6 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) #9

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKd(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(8)) #8 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #6 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZNK10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IdmSaIcEEENS1_25bin_search_tree_const_it_IPS5_dPdPKdRdRS9_Lb1ES4_EESD_S4_EESE_St4lessIdES4_E12order_of_keyESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #8 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKd(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(8)) #8 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #6 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 = { "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 = { 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 "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 = { 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #8 = { 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 #9 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #10 = { 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 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"_ZTSSt4pairIddE", !12, i64 0, !12, i64 8}
!15 = !{!14, !12, i64 8}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = distinct !{!18, !17}
!19 = !{!20, !20, i64 0}
!20 = !{!"any pointer", !7, i64 0}


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

@PI = external dso_local local_unnamed_addr global double, align 8
@cin = external dso_local global %"class.std::basic_ifstream", align 8
@cout = external dso_local global %"class.std::basic_ofstream", align 8
@N = external dso_local global i32, align 4
@R = external dso_local global i32, align 4
@arcs = external dso_local global %"class.std::vector", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca %"struct.std::pair", align 16
  %4 = alloca double, align 8
  %5 = alloca double, align 8
  %6 = alloca %"class.__gnu_pbds::tree", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca double, align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"struct.std::pair", align 8
  %13 = alloca double, align 8
  %14 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  %15 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 4 dereferenceable(4) @R)
  %16 = load i32, ptr @N, align 4, !tbaa !5
  %17 = icmp sgt i32 %16, 0
  br i1 %17, label %.lr.ph28, label %._crit_edge29

.lr.ph28:                                         ; preds = %0
  %18 = getelementptr inbounds i8, ptr %3, i64 8
  br label %24

._crit_edge29:                                    ; preds = %53, %0
  %19 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #11
  %20 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #11
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %19, ptr %20)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #11
  call void @_ZN10__gnu_pbds4treeIdNS_9null_typeESt4lessIdENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #11
  %21 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #11
  store ptr %21, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #11
  %22 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #11
  store ptr %22, ptr %8, align 8
  %23 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #11
  br i1 %23, label %.lr.ph31, label %._crit_edge32

24:                                               ; preds = %.lr.ph28, %53
  %.026 = phi i32 [ 0, %.lr.ph28 ], [ %54, %53 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #11
  %25 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %25, ptr noundef nonnull align 8 dereferenceable(8) %2)
  %27 = load i64, ptr %2, align 8, !tbaa !9
  %28 = load i64, ptr %1, align 8, !tbaa !9
  %29 = call noundef double @_ZSt5atan2IxxEN9__gnu_cxx9__promoteIDTplcvNS1_IT_Xsr3std12__is_integerIS2_EE7__valueEE6__typeELi0EcvNS1_IT0_Xsr3std12__is_integerIS5_EE7__valueEE6__typeELi0EEXsr3std12__is_integerIS8_EE7__valueEE6__typeES2_S5_(i64 noundef %27, i64 noundef %28)
  %30 = load i32, ptr @R, align 4, !tbaa !5
  %31 = sitofp i32 %30 to double
  %32 = load i64, ptr %1, align 8, !tbaa !9
  %33 = mul nsw i64 %32, %32
  %34 = load i64, ptr %2, align 8, !tbaa !9
  %35 = mul nsw i64 %34, %34
  %36 = add nuw nsw i64 %35, %33
  %37 = call noundef double @_ZSt4sqrtIxEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i64 noundef %36)
  %38 = fdiv double %31, %37
  %39 = call double @acos(double noundef %38) #11
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #11
  %40 = fsub double %29, %39
  store double %40, ptr %4, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #11
  %41 = fadd double %29, %39
  store double %41, ptr %5, align 8, !tbaa !11
  call void @_ZNSt4pairIddEC2IddTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #11
  %.pr = load double, ptr %3, align 16, !tbaa !13
  %42 = fcmp olt double %.pr, 0.000000e+00
  br i1 %42, label %.lr.ph, label %53

.lr.ph:                                           ; preds = %24
  %43 = load double, ptr @PI, align 8, !tbaa !11
  %.promoted = load double, ptr %18, align 8, !tbaa !15
  %44 = insertelement <2 x double> poison, double %.pr, i64 0
  %45 = insertelement <2 x double> %44, double %.promoted, i64 1
  %46 = insertelement <2 x double> poison, double %43, i64 0
  %47 = shufflevector <2 x double> %46, <2 x double> poison, <2 x i32> zeroinitializer
  br label %48

48:                                               ; preds = %.lr.ph, %48
  %49 = phi <2 x double> [ %45, %.lr.ph ], [ %50, %48 ]
  %50 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %47, <2 x double> <double 2.000000e+00, double 2.000000e+00>, <2 x double> %49)
  %51 = extractelement <2 x double> %50, i64 0
  %52 = fcmp olt double %51, 0.000000e+00
  br i1 %52, label %48, label %._crit_edge, !llvm.loop !16

._crit_edge:                                      ; preds = %48
  store <2 x double> %50, ptr %3, align 16, !tbaa !11
  br label %53

53:                                               ; preds = %._crit_edge, %24
  call void @_ZNSt6vectorISt4pairIddESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) @arcs, ptr noundef nonnull align 8 dereferenceable(16) %3)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #11
  %54 = add nuw nsw i32 %.026, 1
  %55 = load i32, ptr @N, align 4, !tbaa !5
  %56 = icmp slt i32 %54, %55
  br i1 %56, label %24, label %._crit_edge29, !llvm.loop !18

._crit_edge32:                                    ; preds = %65, %._crit_edge29
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #11
  %57 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #11
  store ptr %57, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #11
  %58 = call ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @arcs) #11
  store ptr %58, ptr %11, align 8
  %59 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #11
  br i1 %59, label %.lr.ph35, label %._crit_edge36

.lr.ph35:                                         ; preds = %._crit_edge32
  %60 = getelementptr inbounds i8, ptr %12, i64 8
  br label %71

.lr.ph31:                                         ; preds = %._crit_edge29, %65
  %61 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #11
  %.sroa.4.0..sroa_idx = getelementptr inbounds i8, ptr %61, i64 8
  %.sroa.4.0.copyload = load double, ptr %.sroa.4.0..sroa_idx, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #11
  %62 = load double, ptr @PI, align 8, !tbaa !11
  %63 = call double @llvm.fmuladd.f64(double %62, double -2.000000e+00, double %.sroa.4.0.copyload)
  store double %63, ptr %9, align 8, !tbaa !11
  %64 = invoke { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKd(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(8) %9)
          to label %65 unwind label %68

65:                                               ; preds = %.lr.ph31
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #11
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #11
  %67 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #11
  br i1 %67, label %.lr.ph31, label %._crit_edge32

68:                                               ; preds = %.lr.ph31
  %69 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #11
  br label %95

._crit_edge36:                                    ; preds = %84, %._crit_edge32
  %.015.lcssa = phi i64 [ 0, %._crit_edge32 ], [ %77, %84 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #11
  %70 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @cout, i64 noundef %.015.lcssa)
          to label %92 unwind label %93

71:                                               ; preds = %.lr.ph35, %84
  %.01533 = phi i64 [ 0, %.lr.ph35 ], [ %77, %84 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %12) #11
  %72 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #11
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %12, ptr noundef nonnull align 8 dereferenceable(16) %72, i64 16, i1 false)
  %73 = call noundef i64 @_ZNK10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6)
  %74 = invoke noundef i64 @_ZNK10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IdmSaIcEEENS1_25bin_search_tree_const_it_IPS5_dPdPKdRdRS9_Lb1ES4_EESD_S4_EESE_St4lessIdES4_E12order_of_keyESC_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %12)
          to label %75 unwind label %87

75:                                               ; preds = %71
  %76 = add i64 %73, %.01533
  %77 = sub i64 %76, %74
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #11
  %78 = load double, ptr %60, align 8, !tbaa !15
  %79 = load double, ptr @PI, align 8, !tbaa !11
  %80 = call double @llvm.fmuladd.f64(double %79, double -2.000000e+00, double %78)
  store double %80, ptr %13, align 8, !tbaa !11
  %81 = invoke noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKd(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(8) %13)
          to label %82 unwind label %89

82:                                               ; preds = %75
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #11
  %83 = invoke { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKd(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(8) %60)
          to label %84 unwind label %87

84:                                               ; preds = %82
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #11
  %85 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #11
  %86 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #11
  br i1 %86, label %71, label %._crit_edge36

87:                                               ; preds = %82, %71
  %88 = landingpad { ptr, i32 }
          cleanup
  br label %91

89:                                               ; preds = %75
  %90 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #11
  br label %91

91:                                               ; preds = %89, %87
  %.pn = phi { ptr, i32 } [ %88, %87 ], [ %90, %89 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #11
  br label %95

92:                                               ; preds = %._crit_edge36
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #11
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #11
  ret i32 0

93:                                               ; preds = %._crit_edge36
  %94 = landingpad { ptr, i32 }
          cleanup
  br label %95

95:                                               ; preds = %93, %91, %68
  %.pn21 = phi { ptr, i32 } [ %69, %68 ], [ %.pn, %91 ], [ %94, %93 ]
  call void @_ZN10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #11
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #11
  resume { ptr, i32 } %.pn21
}

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 #1

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef double @_ZSt5atan2IxxEN9__gnu_cxx9__promoteIDTplcvNS1_IT_Xsr3std12__is_integerIS2_EE7__valueEE6__typeELi0EcvNS1_IT0_Xsr3std12__is_integerIS5_EE7__valueEE6__typeELi0EEXsr3std12__is_integerIS8_EE7__valueEE6__typeES2_S5_(i64 noundef, i64 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @acos(double noundef) local_unnamed_addr #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef double @_ZSt4sqrtIxEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i64 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIddEC2IddTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #6 align 2

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

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #7

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIddESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIddESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIddESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #6 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10__gnu_pbds4treeIdNS_9null_typeESt4lessIdENS_11rb_tree_tagENS_33tree_order_statistics_node_updateESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIddESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #6 align 2

; Function Attrs: mustprogress 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) #9

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local { ptr, i8 } @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E6insertERKd(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #8 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIddESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #6 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZNK10__gnu_pbds33tree_order_statistics_node_updateINS_6detail30bin_search_tree_const_node_it_INS1_13rb_tree_node_IdmSaIcEEENS1_25bin_search_tree_const_it_IPS5_dPdPKdRdRS9_Lb1ES4_EESD_S4_EESE_St4lessIdES4_E12order_of_keyESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #8 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10__gnu_pbds6detail11rb_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_E5eraseERKd(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #8 align 2

; 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 #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10__gnu_pbds6detail19bin_search_tree_setIdNS_9null_typeESt4lessIdENS0_11tree_traitsIdS2_S4_NS_33tree_order_statistics_node_updateENS_11rb_tree_tagESaIcEEES8_ED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #6 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare <2 x double> @llvm.fmuladd.v2f64(<2 x double>, <2 x double>, <2 x double>) #10

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 = { "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 = { 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 = { mustprogress nofree nounwind willreturn memory(write) "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 = { 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 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #8 = { 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 #9 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #10 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #11 = { 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 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"_ZTSSt4pairIddE", !12, i64 0, !12, i64 8}
!15 = !{!14, !12, i64 8}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = distinct !{!18, !17}


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