; LLVM IR from VastoLorde95/Competitive-Programming :: Timus/1371 (A)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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" }
%"struct.std::pair" = type { %"struct.std::pair.5", i32 }
%"struct.std::pair.5" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator.7" = type { ptr }
%"struct.std::_Setprecision" = type { i32 }

@sz = external dso_local global [50100 x i32], align 16
@g = external dso_local global [50100 x %"class.std::vector"], align 16
@edges = external dso_local global %"class.std::vector.0", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsii(i32 noundef, i32 noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::pair", align 4
  %8 = alloca %"struct.std::pair.5", align 4
  %9 = alloca { i64, i32 }, align 8
  %10 = alloca double, align 8
  %11 = alloca double, align 8
  %12 = alloca ptr, align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator.7", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator.7", align 8
  %15 = alloca %"struct.std::pair", align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"struct.std::_Setprecision", align 4
  store i32 0, ptr %1, align 4
  %20 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %21 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %22 = getelementptr i8, ptr %21, i64 -24
  %23 = load i64, ptr %22, align 8
  %24 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %23
  %25 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %24, ptr noundef null)
  %26 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %27 = getelementptr i8, ptr %26, i64 -24
  %28 = load i64, ptr %27, align 8
  %29 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %28
  %30 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %29, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #9
  %31 = 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)
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #9
  store i32 1, ptr %3, align 4, !tbaa !8
  br label %32

32:                                               ; preds = %49, %0
  %33 = load i32, ptr %3, align 4, !tbaa !8
  %34 = load i32, ptr %2, align 4, !tbaa !8
  %35 = icmp slt i32 %33, %34
  br i1 %35, label %37, label %36

36:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #9
  br label %52

37:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #9
  %38 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %39 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %38, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %40 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %39, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %41 = load i32, ptr %4, align 4, !tbaa !8
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [50100 x %"class.std::vector"], ptr @g, i64 0, i64 %42
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %43, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %44 = load i32, ptr %5, align 4, !tbaa !8
  %45 = sext i32 %44 to i64
  %46 = getelementptr inbounds [50100 x %"class.std::vector"], ptr @g, i64 0, i64 %45
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %46, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.start.p0(i64 12, ptr %7) #9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #9
  %47 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
  store i64 %47, ptr %8, align 4
  %48 = call { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8) %8, ptr noundef nonnull align 4 dereferenceable(4) %6)
  store { i64, i32 } %48, ptr %9, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %7, ptr align 8 %9, i64 12, i1 false)
  call void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) @edges, ptr noundef nonnull align 4 dereferenceable(12) %7)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #9
  call void @llvm.lifetime.end.p0(i64 12, ptr %7) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #9
  br label %49

49:                                               ; preds = %37
  %50 = load i32, ptr %3, align 4, !tbaa !8
  %51 = add nsw i32 %50, 1
  store i32 %51, ptr %3, align 4, !tbaa !8
  br label %32, !llvm.loop !11

52:                                               ; preds = %36
  call void @_Z3dfsii(i32 noundef 1, i32 noundef -1)
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #9
  store double 0.000000e+00, ptr %10, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #9
  %53 = load i32, ptr %2, align 4, !tbaa !8
  %54 = sitofp i32 %53 to double
  %55 = fdiv double 1.000000e+00, %54
  %56 = load i32, ptr %2, align 4, !tbaa !8
  %57 = sub nsw i32 %56, 1
  %58 = sitofp i32 %57 to double
  %59 = fdiv double %55, %58
  store double %59, ptr %11, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #9
  store ptr @edges, ptr %12, align 8, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #9
  %60 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @edges) #9
  %61 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.7", ptr %13, i32 0, i32 0
  store ptr %60, ptr %61, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #9
  %62 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @edges) #9
  %63 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.7", ptr %14, i32 0, i32 0
  store ptr %62, ptr %63, align 8
  br label %64

64:                                               ; preds = %104, %52
  %65 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #9
  br i1 %65, label %67, label %66

66:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #9
  br label %106

67:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 12, ptr %15) #9
  %68 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %15, ptr align 4 %68, i64 12, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #9
  %69 = getelementptr inbounds %"struct.std::pair", ptr %15, i32 0, i32 0
  %70 = getelementptr inbounds %"struct.std::pair.5", ptr %69, i32 0, i32 0
  %71 = load i32, ptr %70, align 4, !tbaa !17
  store i32 %71, ptr %16, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #9
  %72 = getelementptr inbounds %"struct.std::pair", ptr %15, i32 0, i32 0
  %73 = getelementptr inbounds %"struct.std::pair.5", ptr %72, i32 0, i32 1
  %74 = load i32, ptr %73, align 4, !tbaa !20
  store i32 %74, ptr %17, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #9
  %75 = getelementptr inbounds %"struct.std::pair", ptr %15, i32 0, i32 1
  %76 = load i32, ptr %75, align 4, !tbaa !21
  store i32 %76, ptr %18, align 4, !tbaa !8
  %77 = load double, ptr %11, align 8, !tbaa !13
  %78 = load i32, ptr %18, align 4, !tbaa !8
  %79 = sitofp i32 %78 to double
  %80 = fmul double %77, %79
  %81 = load i32, ptr %16, align 4, !tbaa !8
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds [50100 x i32], ptr @sz, i64 0, i64 %82
  %84 = load i32, ptr %17, align 4, !tbaa !8
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [50100 x i32], ptr @sz, i64 0, i64 %85
  %87 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %83, ptr noundef nonnull align 4 dereferenceable(4) %86)
  %88 = load i32, ptr %87, align 4, !tbaa !8
  %89 = load i32, ptr %2, align 4, !tbaa !8
  %90 = load i32, ptr %16, align 4, !tbaa !8
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [50100 x i32], ptr @sz, i64 0, i64 %91
  %93 = load i32, ptr %17, align 4, !tbaa !8
  %94 = sext i32 %93 to i64
  %95 = getelementptr inbounds [50100 x i32], ptr @sz, i64 0, i64 %94
  %96 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %92, ptr noundef nonnull align 4 dereferenceable(4) %95)
  %97 = load i32, ptr %96, align 4, !tbaa !8
  %98 = sub nsw i32 %89, %97
  %99 = mul nsw i32 %88, %98
  %100 = sitofp i32 %99 to double
  %101 = fmul double %80, %100
  %102 = load double, ptr %10, align 8, !tbaa !13
  %103 = call double @llvm.fmuladd.f64(double %101, double 2.000000e+00, double %102)
  store double %103, ptr %10, align 8, !tbaa !13
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #9
  call void @llvm.lifetime.end.p0(i64 12, ptr %15) #9
  br label %104

104:                                              ; preds = %67
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #9
  br label %64

106:                                              ; preds = %66
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt5fixedRSt8ios_base)
  %108 = call i32 @_ZSt12setprecisioni(i32 noundef 4)
  %109 = getelementptr inbounds %"struct.std::_Setprecision", ptr %19, i32 0, i32 0
  store i32 %108, ptr %109, align 4
  %110 = getelementptr inbounds %"struct.std::_Setprecision", ptr %19, i32 0, i32 0
  %111 = load i32, ptr %110, align 4
  %112 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8) %107, i32 %111)
  %113 = load double, ptr %10, align 8, !tbaa !13
  %114 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %112, double noundef %113)
  %115 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %114, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #9
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) #0

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

; 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) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #6

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8), i32) #8

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(216) ptr @_ZSt5fixedRSt8ios_base(ptr noundef nonnull align 8 dereferenceable(216)) #8

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local i32 @_ZSt12setprecisioni(i32 noundef) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8), double noundef) #0 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #8

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { "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 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"double", !10, i64 0}
!15 = !{!16, !16, i64 0}
!16 = !{!"any pointer", !10, i64 0}
!17 = !{!18, !9, i64 0}
!18 = !{!"_ZTSSt4pairIS_IiiEiE", !19, i64 0, !9, i64 8}
!19 = !{!"_ZTSSt4pairIiiE", !9, i64 0, !9, i64 4}
!20 = !{!18, !9, i64 4}
!21 = !{!18, !9, i64 8}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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" }
%"struct.std::pair" = type { %"struct.std::pair.5", i32 }
%"struct.std::pair.5" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator.7" = type { ptr }

@sz = external dso_local global [50100 x i32], align 16
@g = external dso_local global [50100 x %"class.std::vector"], align 16
@edges = external dso_local global %"class.std::vector.0", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca %"struct.std::pair.5", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.7", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator.7", align 8
  %9 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %10 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %11 = getelementptr i8, ptr %10, i64 -24
  %12 = load i64, ptr %11, align 8
  %13 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %12
  %14 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %13, ptr noundef null)
  %15 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %16 = getelementptr i8, ptr %15, i64 -24
  %17 = load i64, ptr %16, align 8
  %18 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %17
  %19 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %18, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #8
  %20 = 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)
  %21 = load i32, ptr %1, align 4, !tbaa !8
  %22 = icmp sgt i32 %21, 1
  br i1 %22, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %0
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %5, i64 8
  br label %32

._crit_edge:                                      ; preds = %32, %0
  call void @_Z3dfsii(i32 noundef 1, i32 noundef -1)
  %23 = load i32, ptr %1, align 4, !tbaa !8
  %24 = sitofp i32 %23 to double
  %25 = fdiv double 1.000000e+00, %24
  %26 = add nsw i32 %23, -1
  %27 = sitofp i32 %26 to double
  %28 = fdiv double %25, %27
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #8
  %29 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @edges) #8
  store ptr %29, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #8
  %30 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @edges) #8
  store ptr %30, ptr %8, align 8
  %31 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #8
  br i1 %31, label %.lr.ph15, label %._crit_edge16

32:                                               ; preds = %.lr.ph, %32
  %.012 = phi i32 [ 1, %.lr.ph ], [ %44, %32 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #8
  %33 = 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)
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %35 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %34, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %36 = load i32, ptr %2, align 4, !tbaa !8
  %37 = sext i32 %36 to i64
  %38 = getelementptr inbounds [50100 x %"class.std::vector"], ptr @g, i64 0, i64 %37
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %38, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %39 = load i32, ptr %3, align 4, !tbaa !8
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [50100 x %"class.std::vector"], ptr @g, i64 0, i64 %40
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %41, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %5) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #8
  %42 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef nonnull align 4 dereferenceable(4) %3)
  store i64 %42, ptr %6, align 8
  %43 = call { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8) %6, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %.fca.0.extract = extractvalue { i64, i32 } %43, 0
  %.fca.1.extract = extractvalue { i64, i32 } %43, 1
  store i64 %.fca.0.extract, ptr %5, align 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  call void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) @edges, ptr noundef nonnull align 4 dereferenceable(12) %5)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  %44 = add nuw nsw i32 %.012, 1
  %45 = load i32, ptr %1, align 4, !tbaa !8
  %46 = icmp slt i32 %44, %45
  br i1 %46, label %32, label %._crit_edge, !llvm.loop !11

._crit_edge16:                                    ; preds = %.lr.ph15, %._crit_edge
  %.011.lcssa = phi double [ 0.000000e+00, %._crit_edge ], [ %68, %.lr.ph15 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #8
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt5fixedRSt8ios_base)
  %48 = call i32 @_ZSt12setprecisioni(i32 noundef 4)
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8) %47, i32 %48)
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %49, double noundef %.011.lcssa)
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %50, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  ret i32 0

.lr.ph15:                                         ; preds = %._crit_edge, %.lr.ph15
  %.01113 = phi double [ %68, %.lr.ph15 ], [ 0.000000e+00, %._crit_edge ]
  %52 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #8
  %.sroa.05.0.copyload = load i32, ptr %52, align 4
  %.sroa.4.0..sroa_idx = getelementptr inbounds i8, ptr %52, i64 4
  %.sroa.4.0.copyload = load i32, ptr %.sroa.4.0..sroa_idx, align 4
  %.sroa.5.0..sroa_idx = getelementptr inbounds i8, ptr %52, i64 8
  %.sroa.5.0.copyload = load i32, ptr %.sroa.5.0..sroa_idx, align 4
  %53 = sitofp i32 %.sroa.5.0.copyload to double
  %54 = fmul double %28, %53
  %55 = sext i32 %.sroa.05.0.copyload to i64
  %56 = getelementptr inbounds [50100 x i32], ptr @sz, i64 0, i64 %55
  %57 = sext i32 %.sroa.4.0.copyload to i64
  %58 = getelementptr inbounds [50100 x i32], ptr @sz, i64 0, i64 %57
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %56, ptr noundef nonnull align 4 dereferenceable(4) %58)
  %60 = load i32, ptr %59, align 4, !tbaa !8
  %61 = load i32, ptr %1, align 4, !tbaa !8
  %62 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %56, ptr noundef nonnull align 4 dereferenceable(4) %58)
  %63 = load i32, ptr %62, align 4, !tbaa !8
  %64 = sub nsw i32 %61, %63
  %65 = mul nsw i32 %64, %60
  %66 = sitofp i32 %65 to double
  %67 = fmul double %54, %66
  %68 = call double @llvm.fmuladd.f64(double %67, double 2.000000e+00, double %.01113)
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #8
  %70 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #8
  br i1 %70, label %.lr.ph15, label %._crit_edge16
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #4 align 2

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 #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIS1_IiiEiESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8), i32) local_unnamed_addr #7

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(216) ptr @_ZSt5fixedRSt8ios_base(ptr noundef nonnull align 8 dereferenceable(216)) #7

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local i32 @_ZSt12setprecisioni(i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8), double noundef) local_unnamed_addr #0 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #7

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { "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 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #7 = { 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 #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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


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