; LLVM IR from xirc/cp-algorithm :: aoj/GRL/GRL3B (main)

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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%class.Bridges = type { i32, %"class.std::vector", %"class.std::vector.0", i32, %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.10" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_Vector_impl" }
%"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_Vector_impl" = type { %"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_Vector_impl_data" }
%"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_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::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<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.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.20", %"struct.std::_Head_base.23" }
%"struct.std::_Tuple_impl.20" = type { %"struct.std::_Tuple_impl.21", %"struct.std::_Head_base.22" }
%"struct.std::_Tuple_impl.21" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i32 }
%"struct.std::_Head_base.22" = type { i32 }
%"struct.std::_Head_base.23" = type { i32 }
%"class.std::tuple.24" = type { %"struct.std::_Tuple_impl.25" }
%"struct.std::_Tuple_impl.25" = type { %"struct.std::_Tuple_impl.26", %"struct.std::_Head_base.30" }
%"struct.std::_Tuple_impl.26" = type { %"struct.std::_Tuple_impl.27", %"struct.std::_Head_base.29" }
%"struct.std::_Tuple_impl.27" = type { %"struct.std::_Head_base.28" }
%"struct.std::_Head_base.28" = type { ptr }
%"struct.std::_Head_base.29" = type { ptr }
%"struct.std::_Head_base.30" = type { ptr }
%"struct.std::pair" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator.31" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %class.Bridges, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector.10", align 8
  %11 = alloca %"class.std::vector.15", align 8
  %12 = alloca ptr, align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.std::tuple", align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::tuple.24", align 8
  %20 = alloca %"struct.std::pair", align 4
  %21 = alloca %"class.__gnu_cxx::__normal_iterator.31", align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator.31", align 8
  %23 = alloca ptr, align 8
  %24 = alloca %"class.__gnu_cxx::__normal_iterator.31", align 8
  %25 = alloca %"class.__gnu_cxx::__normal_iterator.31", align 8
  %26 = alloca %"struct.std::pair", align 4
  store i32 0, ptr %1, align 4
  %27 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %28 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %29 = getelementptr i8, ptr %28, i64 -24
  %30 = load i64, ptr %29, align 8
  %31 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %30
  %32 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %31, ptr noundef null)
  %33 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %34 = getelementptr i8, ptr %33, i64 -24
  %35 = load i64, ptr %34, align 8
  %36 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %35
  %37 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %36, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #8
  %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) %2)
  %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) %3)
  call void @llvm.lifetime.start.p0(i64 136, ptr %4) #8
  %40 = load i32, ptr %2, align 4, !tbaa !8
  call void @_ZN7BridgesC2Ei(ptr noundef nonnull align 8 dereferenceable(136) %4, i32 noundef %40)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #8
  store i32 0, ptr %5, align 4, !tbaa !8
  br label %41

41:                                               ; preds = %54, %0
  %42 = load i32, ptr %5, align 4, !tbaa !8
  %43 = load i32, ptr %3, align 4, !tbaa !8
  %44 = icmp slt i32 %42, %43
  br i1 %44, label %46, label %45

45:                                               ; preds = %41
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #8
  br label %61

46:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #8
  %47 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %48 unwind label %57

48:                                               ; preds = %46
  %49 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %47, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %50 unwind label %57

50:                                               ; preds = %48
  %51 = load i32, ptr %6, align 4, !tbaa !8
  %52 = load i32, ptr %7, align 4, !tbaa !8
  invoke void @_ZN7Bridges8add_edgeEii(ptr noundef nonnull align 8 dereferenceable(136) %4, i32 noundef %51, i32 noundef %52)
          to label %53 unwind label %57

53:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #8
  br label %54

54:                                               ; preds = %53
  %55 = load i32, ptr %5, align 4, !tbaa !8
  %56 = add nsw i32 %55, 1
  store i32 %56, ptr %5, align 4, !tbaa !8
  br label %41, !llvm.loop !11

57:                                               ; preds = %50, %48, %46
  %58 = landingpad { ptr, i32 }
          cleanup
  %59 = extractvalue { ptr, i32 } %58, 0
  store ptr %59, ptr %8, align 8
  %60 = extractvalue { ptr, i32 } %58, 1
  store i32 %60, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #8
  br label %141

61:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #8
  invoke void @_ZN7Bridges5solveEv(ptr dead_on_unwind writable sret(%"class.std::vector.10") align 8 %10, ptr noundef nonnull align 8 dereferenceable(136) %4)
          to label %62 unwind label %74

62:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  %63 = call noundef i64 @_ZNKSt6vectorISt5tupleIJiiiEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %63)
          to label %64 unwind label %78

64:                                               ; preds = %62
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #8
  store ptr %10, ptr %12, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #8
  %65 = load ptr, ptr %12, align 8, !tbaa !13
  %66 = call ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %65) #8
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %66, ptr %67, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #8
  %68 = load ptr, ptr %12, align 8, !tbaa !13
  %69 = call ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %68) #8
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %69, ptr %70, align 8
  br label %71

71:                                               ; preds = %92, %64
  %72 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #8
  br i1 %72, label %82, label %73

73:                                               ; preds = %71
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #8
  br label %98

74:                                               ; preds = %61
  %75 = landingpad { ptr, i32 }
          cleanup
  %76 = extractvalue { ptr, i32 } %75, 0
  store ptr %76, ptr %8, align 8
  %77 = extractvalue { ptr, i32 } %75, 1
  store i32 %77, ptr %9, align 4
  br label %140

78:                                               ; preds = %98, %62
  %79 = landingpad { ptr, i32 }
          cleanup
  %80 = extractvalue { ptr, i32 } %79, 0
  store ptr %80, ptr %8, align 8
  %81 = extractvalue { ptr, i32 } %79, 1
  store i32 %81, ptr %9, align 4
  br label %139

82:                                               ; preds = %71
  call void @llvm.lifetime.start.p0(i64 12, ptr %15) #8
  %83 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %15, ptr align 4 %83, i64 12, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %19) #8
  call void @_ZSt3tieIJiiiEESt5tupleIJDpRT_EES3_(ptr dead_on_unwind writable sret(%"class.std::tuple.24") align 8 %19, ptr noundef nonnull align 4 dereferenceable(4) %16, ptr noundef nonnull align 4 dereferenceable(4) %17, ptr noundef nonnull align 4 dereferenceable(4) %18) #8
  %84 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt5tupleIJRiS0_S0_EEaSIJiiiEEENSt9enable_ifIXcl12__assignableIDpRKT_EEERS1_E4typeERKS_IJDpS4_EE(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr noundef nonnull align 4 dereferenceable(12) %15) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #8
  %85 = load i32, ptr %17, align 4, !tbaa !8
  %86 = load i32, ptr %18, align 4, !tbaa !8
  %87 = icmp sgt i32 %85, %86
  br i1 %87, label %88, label %89

88:                                               ; preds = %82
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %17, ptr noundef nonnull align 4 dereferenceable(4) %18) #8
  br label %89

89:                                               ; preds = %88, %82
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #8
  invoke void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %20, ptr noundef nonnull align 4 dereferenceable(4) %17, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %90 unwind label %94

90:                                               ; preds = %89
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %11, ptr noundef nonnull align 4 dereferenceable(8) %20)
          to label %91 unwind label %94

91:                                               ; preds = %90
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr %15) #8
  br label %92

92:                                               ; preds = %91
  %93 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #8
  br label %71

94:                                               ; preds = %90, %89
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %8, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr %15) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #8
  br label %139

98:                                               ; preds = %73
  %99 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  %100 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.31", ptr %21, i32 0, i32 0
  store ptr %99, ptr %100, align 8
  %101 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  %102 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.31", ptr %22, i32 0, i32 0
  store ptr %101, ptr %102, align 8
  %103 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.31", ptr %21, i32 0, i32 0
  %104 = load ptr, ptr %103, align 8
  %105 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.31", ptr %22, i32 0, i32 0
  %106 = load ptr, ptr %105, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %104, ptr %106)
          to label %107 unwind label %78

107:                                              ; preds = %98
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #8
  store ptr %11, ptr %23, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #8
  %108 = load ptr, ptr %23, align 8, !tbaa !13
  %109 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %108) #8
  %110 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.31", ptr %24, i32 0, i32 0
  store ptr %109, ptr %110, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #8
  %111 = load ptr, ptr %23, align 8, !tbaa !13
  %112 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %111) #8
  %113 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.31", ptr %25, i32 0, i32 0
  store ptr %112, ptr %113, align 8
  br label %114

114:                                              ; preds = %131, %107
  %115 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef nonnull align 8 dereferenceable(8) %25) #8
  br i1 %115, label %117, label %116

116:                                              ; preds = %114
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #8
  br label %137

117:                                              ; preds = %114
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #8
  %118 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %24) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %26, ptr align 4 %118, i64 8, i1 false)
  %119 = getelementptr inbounds %"struct.std::pair", ptr %26, i32 0, i32 0
  %120 = load i32, ptr %119, align 4, !tbaa !15
  %121 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %120)
          to label %122 unwind label %133

122:                                              ; preds = %117
  %123 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %121, ptr noundef @.str)
          to label %124 unwind label %133

124:                                              ; preds = %122
  %125 = getelementptr inbounds %"struct.std::pair", ptr %26, i32 0, i32 1
  %126 = load i32, ptr %125, align 4, !tbaa !17
  %127 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %123, i32 noundef %126)
          to label %128 unwind label %133

128:                                              ; preds = %124
  %129 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %127, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %130 unwind label %133

130:                                              ; preds = %128
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #8
  br label %131

131:                                              ; preds = %130
  %132 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %24) #8
  br label %114

133:                                              ; preds = %128, %124, %122, %117
  %134 = landingpad { ptr, i32 }
          cleanup
  %135 = extractvalue { ptr, i32 } %134, 0
  store ptr %135, ptr %8, align 8
  %136 = extractvalue { ptr, i32 } %134, 1
  store i32 %136, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #8
  br label %139

137:                                              ; preds = %116
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #8
  call void @_ZN7BridgesD2Ev(ptr noundef nonnull align 8 dereferenceable(136) %4) #8
  call void @llvm.lifetime.end.p0(i64 136, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %138 = load i32, ptr %1, align 4
  ret i32 %138

139:                                              ; preds = %133, %94, %78
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #8
  br label %140

140:                                              ; preds = %139, %74
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #8
  br label %141

141:                                              ; preds = %140, %57
  call void @_ZN7BridgesD2Ev(ptr noundef nonnull align 8 dereferenceable(136) %4) #8
  call void @llvm.lifetime.end.p0(i64 136, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  br label %142

142:                                              ; preds = %141
  %143 = load ptr, ptr %8, align 8
  %144 = load i32, ptr %9, align 4
  %145 = insertvalue { ptr, i32 } poison, ptr %143, 0
  %146 = insertvalue { ptr, i32 } %145, i32 %144, 1
  resume { ptr, i32 } %146
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

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

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7BridgesC2Ei(ptr noundef nonnull align 8 dereferenceable(136), i32 noundef) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7Bridges8add_edgeEii(ptr noundef nonnull align 8 dereferenceable(136), i32 noundef, i32 noundef) #4 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7Bridges5solveEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector.10") align 8, ptr noundef nonnull align 8 dereferenceable(136)) #4 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt5tupleIJiiiEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZSt3tieIJiiiEESt5tupleIJDpRT_EES3_(ptr dead_on_unwind noalias writable sret(%"class.std::tuple.24") align 8, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt5tupleIJRiS0_S0_EEaSIJiiiEEENSt9enable_ifIXcl12__assignableIDpRKT_EEERS1_E4typeERKS_IJDpS4_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #7

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #7

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7BridgesD2Ev(ptr noundef nonnull align 8 dereferenceable(136)) unnamed_addr #5 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 = { 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 #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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"}
!13 = !{!14, !14, i64 0}
!14 = !{!"any pointer", !10, i64 0}
!15 = !{!16, !9, i64 0}
!16 = !{!"_ZTSSt4pairIiiE", !9, i64 0, !9, i64 4}
!17 = !{!16, !9, i64 4}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%class.Bridges = type { i32, %"class.std::vector", %"class.std::vector.0", i32, %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.10" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_Vector_impl" }
%"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_Vector_impl" = type { %"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_Vector_impl_data" }
%"struct.std::_Vector_base<Bridges::edge, std::allocator<Bridges::edge>>::_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::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<Bridges::entry>, std::allocator<std::vector<Bridges::entry>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<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.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.20", %"struct.std::_Head_base.23" }
%"struct.std::_Tuple_impl.20" = type { %"struct.std::_Tuple_impl.21", %"struct.std::_Head_base.22" }
%"struct.std::_Tuple_impl.21" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i32 }
%"struct.std::_Head_base.22" = type { i32 }
%"struct.std::_Head_base.23" = type { i32 }
%"class.std::tuple.24" = type { %"struct.std::_Tuple_impl.25" }
%"struct.std::_Tuple_impl.25" = type { %"struct.std::_Tuple_impl.26", %"struct.std::_Head_base.30" }
%"struct.std::_Tuple_impl.26" = type { %"struct.std::_Tuple_impl.27", %"struct.std::_Head_base.29" }
%"struct.std::_Tuple_impl.27" = type { %"struct.std::_Head_base.28" }
%"struct.std::_Head_base.28" = type { ptr }
%"struct.std::_Head_base.29" = type { ptr }
%"struct.std::_Head_base.30" = type { ptr }
%"struct.std::pair" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator.31" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %class.Bridges, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector.10", align 8
  %7 = alloca %"class.std::vector.15", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.std::tuple", align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::tuple.24", align 8
  %15 = alloca %"struct.std::pair", align 4
  %16 = alloca %"class.__gnu_cxx::__normal_iterator.31", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator.31", align 8
  %18 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %19 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %21
  %23 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %22, ptr noundef null)
  %24 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %26
  %28 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %27, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #8
  %29 = 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)
  %30 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %29, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 136, ptr nonnull %3) #8
  %31 = load i32, ptr %1, align 4, !tbaa !8
  call void @_ZN7BridgesC2Ei(ptr noundef nonnull align 8 dereferenceable(136) %3, i32 noundef %31)
  %32 = load i32, ptr %2, align 4, !tbaa !8
  %33 = icmp sgt i32 %32, 0
  br i1 %33, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %40, %0
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #8
  invoke void @_ZN7Bridges5solveEv(ptr dead_on_unwind nonnull writable sret(%"class.std::vector.10") align 8 %6, ptr noundef nonnull align 8 dereferenceable(136) %3)
          to label %46 unwind label %54

.lr.ph:                                           ; preds = %0, %40
  %.018 = phi i32 [ %41, %40 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #8
  %34 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %35 unwind label %44

35:                                               ; preds = %.lr.ph
  %36 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %34, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %37 unwind label %44

37:                                               ; preds = %35
  %38 = load i32, ptr %4, align 4, !tbaa !8
  %39 = load i32, ptr %5, align 4, !tbaa !8
  invoke void @_ZN7Bridges8add_edgeEii(ptr noundef nonnull align 8 dereferenceable(136) %3, i32 noundef %38, i32 noundef %39)
          to label %40 unwind label %44

40:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  %41 = add nuw nsw i32 %.018, 1
  %42 = load i32, ptr %2, align 4, !tbaa !8
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %.lr.ph, label %._crit_edge, !llvm.loop !11

44:                                               ; preds = %37, %35, %.lr.ph
  %45 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  br label %89

46:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  %47 = call noundef i64 @_ZNKSt6vectorISt5tupleIJiiiEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %47)
          to label %48 unwind label %56

48:                                               ; preds = %46
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #8
  %49 = call ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #8
  store ptr %49, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #8
  %50 = call ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #8
  store ptr %50, ptr %9, align 8
  %51 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #8
  br i1 %51, label %.lr.ph20, label %._crit_edge21

._crit_edge21:                                    ; preds = %65, %48
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #8
  %52 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  %53 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %52, ptr %53)
          to label %70 unwind label %56

54:                                               ; preds = %._crit_edge
  %55 = landingpad { ptr, i32 }
          cleanup
  br label %88

56:                                               ; preds = %._crit_edge21, %46
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %87

.lr.ph20:                                         ; preds = %48, %65
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %10) #8
  %58 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #8
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %10, ptr noundef nonnull align 4 dereferenceable(12) %58, i64 12, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %14) #8
  call void @_ZSt3tieIJiiiEESt5tupleIJDpRT_EES3_(ptr dead_on_unwind nonnull writable sret(%"class.std::tuple.24") align 8 %14, ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %13) #8
  %59 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt5tupleIJRiS0_S0_EEaSIJiiiEEENSt9enable_ifIXcl12__assignableIDpRKT_EEERS1_E4typeERKS_IJDpS4_EE(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 4 dereferenceable(12) %10) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #8
  %60 = load i32, ptr %12, align 4, !tbaa !8
  %61 = load i32, ptr %13, align 4, !tbaa !8
  %62 = icmp sgt i32 %60, %61
  br i1 %62, label %63, label %64

63:                                               ; preds = %.lr.ph20
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %13) #8
  br label %64

64:                                               ; preds = %63, %.lr.ph20
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #8
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %15, ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %13)
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %65 unwind label %68

65:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %10) #8
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #8
  %67 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #8
  br i1 %67, label %.lr.ph20, label %._crit_edge21

68:                                               ; preds = %64
  %69 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %10) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #8
  br label %87

70:                                               ; preds = %._crit_edge21
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #8
  %71 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  store ptr %71, ptr %16, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %17) #8
  %72 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  store ptr %72, ptr %17, align 8
  %73 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  br i1 %73, label %.lr.ph23, label %._crit_edge24

._crit_edge24:                                    ; preds = %82, %70
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #8
  call void @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #8
  call void @_ZN7BridgesD2Ev(ptr noundef nonnull align 8 dereferenceable(136) %3) #8
  call void @llvm.lifetime.end.p0(i64 136, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  ret i32 0

.lr.ph23:                                         ; preds = %70, %82
  %74 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #8
  %.sroa.0.0.copyload = load i32, ptr %74, align 4
  %.sroa.5.0..sroa_idx = getelementptr inbounds i8, ptr %74, i64 4
  %.sroa.5.0.copyload = load i32, ptr %.sroa.5.0..sroa_idx, align 4
  %75 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.sroa.0.0.copyload)
          to label %76 unwind label %85

76:                                               ; preds = %.lr.ph23
  %77 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %75, ptr noundef nonnull @.str)
          to label %78 unwind label %85

78:                                               ; preds = %76
  %79 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %77, i32 noundef %.sroa.5.0.copyload)
          to label %80 unwind label %85

80:                                               ; preds = %78
  %81 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %79, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %82 unwind label %85

82:                                               ; preds = %80
  %83 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #8
  %84 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  br i1 %84, label %.lr.ph23, label %._crit_edge24

85:                                               ; preds = %80, %78, %76, %.lr.ph23
  %86 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #8
  br label %87

87:                                               ; preds = %85, %68, %56
  %.pn = phi { ptr, i32 } [ %69, %68 ], [ %86, %85 ], [ %57, %56 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #8
  call void @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #8
  br label %88

88:                                               ; preds = %87, %54
  %.pn.pn = phi { ptr, i32 } [ %.pn, %87 ], [ %55, %54 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #8
  br label %89

89:                                               ; preds = %88, %44
  %.pn16 = phi { ptr, i32 } [ %45, %44 ], [ %.pn.pn, %88 ]
  call void @_ZN7BridgesD2Ev(ptr noundef nonnull align 8 dereferenceable(136) %3) #8
  call void @llvm.lifetime.end.p0(i64 136, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn16
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

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

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7BridgesC2Ei(ptr noundef nonnull align 8 dereferenceable(136), i32 noundef) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7Bridges8add_edgeEii(ptr noundef nonnull align 8 dereferenceable(136), i32 noundef, i32 noundef) local_unnamed_addr #4 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7Bridges5solveEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector.10") align 8, ptr noundef nonnull align 8 dereferenceable(136)) local_unnamed_addr #4 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt5tupleIJiiiEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 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) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZSt3tieIJiiiEESt5tupleIJDpRT_EES3_(ptr dead_on_unwind noalias writable sret(%"class.std::tuple.24") align 8, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt5tupleIJRiS0_S0_EEaSIJiiiEEENSt9enable_ifIXcl12__assignableIDpRKT_EEERS1_E4typeERKS_IJDpS4_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5tupleIJiiiEESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #7

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #7

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; 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 #4 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt5tupleIJiiiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7BridgesD2Ev(ptr noundef nonnull align 8 dereferenceable(136)) unnamed_addr #5 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 = { 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 #3 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress 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 nounwind willreturn memory(argmem: readwrite) }
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,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass