; LLVM IR from ShahjalalShohag/code-library :: Graph Theory (Krushkal's MST)

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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::array" = type { [3 x i32] }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%struct.dsu = type <{ %"class.std::vector.0", %"class.std::vector.0", %"class.std::vector.0", i32, [4 x i8] }>
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::array", align 4
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca i64, align 8
  %15 = alloca %struct.dsu, align 8
  %16 = alloca ptr, align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca i32, align 4
  %20 = alloca %"struct.std::array", align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %24 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %25 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %26 = getelementptr i8, ptr %25, i64 -24
  %27 = load i64, ptr %26, align 8
  %28 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %27
  %29 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %28, 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
  %30 = 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)
  %31 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %30, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #8
  call void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #8
  store i32 1, ptr %5, align 4, !tbaa !8
  br label %32

32:                                               ; preds = %51, %0
  %33 = load i32, ptr %5, align 4, !tbaa !8
  %34 = load i32, ptr %3, align 4, !tbaa !8
  %35 = icmp sle i32 %33, %34
  br i1 %35, label %37, label %36

36:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #8
  br label %63

37:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #8
  %38 = 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 %39 unwind label %54

39:                                               ; preds = %37
  %40 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %38, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %41 unwind label %54

41:                                               ; preds = %39
  %42 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %40, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %43 unwind label %54

43:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 12, ptr %11) #8
  %44 = getelementptr inbounds %"struct.std::array", ptr %11, i32 0, i32 0
  %45 = load i32, ptr %8, align 4, !tbaa !8
  store i32 %45, ptr %44, align 4, !tbaa !8
  %46 = getelementptr inbounds i32, ptr %44, i64 1
  %47 = load i32, ptr %6, align 4, !tbaa !8
  store i32 %47, ptr %46, align 4, !tbaa !8
  %48 = getelementptr inbounds i32, ptr %44, i64 2
  %49 = load i32, ptr %7, align 4, !tbaa !8
  store i32 %49, ptr %48, align 4, !tbaa !8
  invoke void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(12) %11)
          to label %50 unwind label %58

50:                                               ; preds = %43
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #8
  br label %51

51:                                               ; preds = %50
  %52 = load i32, ptr %5, align 4, !tbaa !8
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr %5, align 4, !tbaa !8
  br label %32, !llvm.loop !11

54:                                               ; preds = %41, %39, %37
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %9, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %10, align 4
  br label %62

58:                                               ; preds = %43
  %59 = landingpad { ptr, i32 }
          cleanup
  %60 = extractvalue { ptr, i32 } %59, 0
  store ptr %60, ptr %9, align 8
  %61 = extractvalue { ptr, i32 } %59, 1
  store i32 %61, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #8
  br label %62

62:                                               ; preds = %58, %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #8
  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 %139

63:                                               ; preds = %36
  %64 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  %65 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %64, ptr %65, align 8
  %66 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %66, ptr %67, align 8
  %68 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %69 = load ptr, ptr %68, align 8
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %71 = load ptr, ptr %70, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %69, ptr %71)
          to label %72 unwind label %84

72:                                               ; preds = %63
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #8
  store i64 0, ptr %14, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 80, ptr %15) #8
  %73 = load i32, ptr %2, align 4, !tbaa !8
  invoke void @_ZN3dsuC2Ei(ptr noundef nonnull align 8 dereferenceable(76) %15, i32 noundef %73)
          to label %74 unwind label %88

74:                                               ; preds = %72
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #8
  store ptr %4, ptr %16, align 8, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #8
  %75 = load ptr, ptr %16, align 8, !tbaa !15
  %76 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %75) #8
  %77 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %76, ptr %77, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #8
  %78 = load ptr, ptr %16, align 8, !tbaa !15
  %79 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %78) #8
  %80 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %79, ptr %80, align 8
  br label %81

81:                                               ; preds = %124, %74
  %82 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull align 8 dereferenceable(8) %18) #8
  br i1 %82, label %92, label %83

83:                                               ; preds = %81
  store i32 5, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  br label %126

84:                                               ; preds = %63
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %9, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %10, align 4
  br label %139

88:                                               ; preds = %72
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %9, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %10, align 4
  br label %138

92:                                               ; preds = %81
  call void @llvm.lifetime.start.p0(i64 12, ptr %20) #8
  %93 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %20, ptr align 4 %93, i64 12, i1 false), !tbaa.struct !17
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #8
  %94 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12) %20, i64 noundef 1) #8
  %95 = load i32, ptr %94, align 4, !tbaa !8
  store i32 %95, ptr %21, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #8
  %96 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12) %20, i64 noundef 2) #8
  %97 = load i32, ptr %96, align 4, !tbaa !8
  store i32 %97, ptr %22, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #8
  %98 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12) %20, i64 noundef 0) #8
  %99 = load i32, ptr %98, align 4, !tbaa !8
  store i32 %99, ptr %23, align 4, !tbaa !8
  %100 = load i32, ptr %21, align 4, !tbaa !8
  %101 = load i32, ptr %22, align 4, !tbaa !8
  %102 = invoke noundef zeroext i1 @_ZN3dsu4sameEii(ptr noundef nonnull align 8 dereferenceable(76) %15, i32 noundef %100, i32 noundef %101)
          to label %103 unwind label %105

103:                                              ; preds = %92
  br i1 %102, label %104, label %109

104:                                              ; preds = %103
  store i32 6, ptr %19, align 4
  br label %118

105:                                              ; preds = %109, %92
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %9, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr %20) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  br label %137

109:                                              ; preds = %103
  %110 = load i32, ptr %23, align 4, !tbaa !8
  %111 = sext i32 %110 to i64
  %112 = load i64, ptr %14, align 8, !tbaa !13
  %113 = add nsw i64 %112, %111
  store i64 %113, ptr %14, align 8, !tbaa !13
  %114 = load i32, ptr %21, align 4, !tbaa !8
  %115 = load i32, ptr %22, align 4, !tbaa !8
  %116 = invoke noundef i32 @_ZN3dsu5mergeEii(ptr noundef nonnull align 8 dereferenceable(76) %15, i32 noundef %114, i32 noundef %115)
          to label %117 unwind label %105

117:                                              ; preds = %109
  store i32 0, ptr %19, align 4
  br label %118

118:                                              ; preds = %117, %104
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #8
  %119 = load i32, ptr %19, align 4
  switch i32 %119, label %121 [
    i32 0, label %120
  ]

120:                                              ; preds = %118
  store i32 0, ptr %19, align 4
  br label %121

121:                                              ; preds = %120, %118
  call void @llvm.lifetime.end.p0(i64 12, ptr %20) #8
  %122 = load i32, ptr %19, align 4
  switch i32 %122, label %145 [
    i32 0, label %123
    i32 6, label %124
  ]

123:                                              ; preds = %121
  br label %124

124:                                              ; preds = %123, %121
  %125 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  br label %81

126:                                              ; preds = %83
  %127 = load i64, ptr %14, align 8, !tbaa !13
  %128 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %127)
          to label %129 unwind label %133

129:                                              ; preds = %126
  %130 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %128, i8 noundef signext 10)
          to label %131 unwind label %133

131:                                              ; preds = %129
  store i32 0, ptr %1, align 4
  store i32 1, ptr %19, align 4
  call void @_ZN3dsuD2Ev(ptr noundef nonnull align 8 dereferenceable(76) %15) #8
  call void @llvm.lifetime.end.p0(i64 80, ptr %15) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  call void @llvm.lifetime.end.p0(i64 24, 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
  %132 = load i32, ptr %1, align 4
  ret i32 %132

133:                                              ; preds = %129, %126
  %134 = landingpad { ptr, i32 }
          cleanup
  %135 = extractvalue { ptr, i32 } %134, 0
  store ptr %135, ptr %9, align 8
  %136 = extractvalue { ptr, i32 } %134, 1
  store i32 %136, ptr %10, align 4
  br label %137

137:                                              ; preds = %133, %105
  call void @_ZN3dsuD2Ev(ptr noundef nonnull align 8 dereferenceable(76) %15) #8
  br label %138

138:                                              ; preds = %137, %88
  call void @llvm.lifetime.end.p0(i64 80, ptr %15) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  br label %139

139:                                              ; preds = %138, %84, %62
  call void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  call void @llvm.lifetime.end.p0(i64 24, 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 %140

140:                                              ; preds = %139
  %141 = load ptr, ptr %9, align 8
  %142 = load i32, ptr %10, align 4
  %143 = insertvalue { ptr, i32 } poison, ptr %141, 0
  %144 = insertvalue { ptr, i32 } %143, i32 %142, 1
  resume { ptr, i32 } %144

145:                                              ; preds = %121
  unreachable
}

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 nounwind uwtable
declare dso_local void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3dsuC2Ei(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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_iteratorIPSt5arrayIiLm3EESt6vectorIS2_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) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN3dsu4sameEii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN3dsu5mergeEii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEppEv(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_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #5

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3dsuD2Ev(ptr noundef nonnull align 8 dereferenceable(76)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!"long long", !10, i64 0}
!15 = !{!16, !16, i64 0}
!16 = !{!"any pointer", !10, i64 0}
!17 = !{i64 0, i64 12, !18}
!18 = !{!10, !10, i64 0}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::array<int, 3>, std::allocator<std::array<int, 3>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::array" = type { [3 x i32] }
%struct.dsu = type <{ %"class.std::vector.0", %"class.std::vector.0", %"class.std::vector.0", i32, [4 x i8] }>
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::array", align 4
  %8 = alloca %struct.dsu, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"struct.std::array", align 4
  %12 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %13 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %14 = getelementptr i8, ptr %13, i64 -24
  %15 = load i64, ptr %14, align 8
  %16 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %15
  %17 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %16, 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
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #8
  call void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  %20 = load i32, ptr %2, align 4, !tbaa !8
  %.not29 = icmp slt i32 %20, 1
  br i1 %.not29, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0
  %21 = getelementptr inbounds i8, ptr %7, i64 4
  %22 = getelementptr inbounds i8, ptr %7, i64 8
  br label %25

._crit_edge:                                      ; preds = %35, %0
  %23 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  %24 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %23, ptr %24)
          to label %43 unwind label %50

25:                                               ; preds = %.lr.ph, %35
  %.030 = phi i32 [ 1, %.lr.ph ], [ %36, %35 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #8
  %26 = 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 %27 unwind label %38

27:                                               ; preds = %25
  %28 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %26, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %29 unwind label %38

29:                                               ; preds = %27
  %30 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %28, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %31 unwind label %38

31:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %7) #8
  %32 = load i32, ptr %6, align 4, !tbaa !8
  store i32 %32, ptr %7, align 4, !tbaa !8
  %33 = load i32, ptr %4, align 4, !tbaa !8
  store i32 %33, ptr %21, align 4, !tbaa !8
  %34 = load i32, ptr %5, align 4, !tbaa !8
  store i32 %34, ptr %22, align 4, !tbaa !8
  invoke void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 4 dereferenceable(12) %7)
          to label %35 unwind label %40

35:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  %36 = add nuw nsw i32 %.030, 1
  %37 = load i32, ptr %2, align 4, !tbaa !8
  %.not.not = icmp slt i32 %.030, %37
  br i1 %.not.not, label %25, label %._crit_edge, !llvm.loop !11

38:                                               ; preds = %29, %27, %25
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %42

40:                                               ; preds = %31
  %41 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %7) #8
  br label %42

42:                                               ; preds = %40, %38
  %.pn25 = phi { ptr, i32 } [ %41, %40 ], [ %39, %38 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #8
  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 %80

43:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %8) #8
  %44 = load i32, ptr %1, align 4, !tbaa !8
  invoke void @_ZN3dsuC2Ei(ptr noundef nonnull align 8 dereferenceable(76) %8, i32 noundef %44)
          to label %45 unwind label %52

45:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #8
  %46 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  store ptr %46, ptr %9, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #8
  %47 = call ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  store ptr %47, ptr %10, align 8
  %48 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #8
  br i1 %48, label %.lr.ph33, label %._crit_edge34

._crit_edge34:                                    ; preds = %70, %45
  %.021.lcssa = phi i64 [ 0, %45 ], [ %.122, %70 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #8
  %49 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.021.lcssa)
          to label %73 unwind label %76

50:                                               ; preds = %._crit_edge
  %51 = landingpad { ptr, i32 }
          cleanup
  br label %80

52:                                               ; preds = %43
  %53 = landingpad { ptr, i32 }
          cleanup
  br label %79

.lr.ph33:                                         ; preds = %45, %70
  %.02131 = phi i64 [ %.122, %70 ], [ 0, %45 ]
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %11) #8
  %54 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #8
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(12) %11, ptr noundef nonnull align 4 dereferenceable(12) %54, i64 12, i1 false), !tbaa.struct !13
  %55 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12) %11, i64 noundef 1) #8
  %56 = load i32, ptr %55, align 4, !tbaa !8
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12) %11, i64 noundef 2) #8
  %58 = load i32, ptr %57, align 4, !tbaa !8
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12) %11, i64 noundef 0) #8
  %60 = load i32, ptr %59, align 4, !tbaa !8
  %61 = invoke noundef zeroext i1 @_ZN3dsu4sameEii(ptr noundef nonnull align 8 dereferenceable(76) %8, i32 noundef %56, i32 noundef %58)
          to label %62 unwind label %63

62:                                               ; preds = %.lr.ph33
  br i1 %61, label %70, label %65

63:                                               ; preds = %65, %.lr.ph33
  %64 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %11) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #8
  br label %78

65:                                               ; preds = %62
  %66 = invoke noundef i32 @_ZN3dsu5mergeEii(ptr noundef nonnull align 8 dereferenceable(76) %8, i32 noundef %56, i32 noundef %58)
          to label %67 unwind label %63

67:                                               ; preds = %65
  %68 = sext i32 %60 to i64
  %69 = add nsw i64 %.02131, %68
  br label %70

70:                                               ; preds = %62, %67
  %.122 = phi i64 [ %69, %67 ], [ %.02131, %62 ]
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %11) #8
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #8
  %72 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #8
  br i1 %72, label %.lr.ph33, label %._crit_edge34

73:                                               ; preds = %._crit_edge34
  %74 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %49, i8 noundef signext 10)
          to label %75 unwind label %76

75:                                               ; preds = %73
  call void @_ZN3dsuD2Ev(ptr noundef nonnull align 8 dereferenceable(76) %8) #8
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %8) #8
  call void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @llvm.lifetime.end.p0(i64 24, 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

76:                                               ; preds = %73, %._crit_edge34
  %77 = landingpad { ptr, i32 }
          cleanup
  br label %78

78:                                               ; preds = %76, %63
  %.pn = phi { ptr, i32 } [ %64, %63 ], [ %77, %76 ]
  call void @_ZN3dsuD2Ev(ptr noundef nonnull align 8 dereferenceable(76) %8) #8
  br label %79

79:                                               ; preds = %78, %52
  %.pn.pn = phi { ptr, i32 } [ %.pn, %78 ], [ %53, %52 ]
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %8) #8
  br label %80

80:                                               ; preds = %79, %50, %42
  %.pn25.pn = phi { ptr, i32 } [ %.pn25, %42 ], [ %.pn.pn, %79 ], [ %51, %50 ]
  call void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @llvm.lifetime.end.p0(i64 24, 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 } %.pn25.pn
}

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 nounwind uwtable
declare dso_local void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) 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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3dsuC2Ei(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_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) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5arrayIiLm3EEixEm(ptr noundef nonnull align 4 dereferenceable(12), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN3dsu4sameEii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN3dsu5mergeEii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm3EESt6vectorIS2_SaIS2_EEEppEv(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_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #5

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3dsuD2Ev(ptr noundef nonnull align 8 dereferenceable(76)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt5arrayIiLm3EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{i64 0, i64 12, !14}
!14 = !{!10, !10, i64 0}


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