; LLVM IR from Izaron/ACM-ICPC :: Timus Online Judge/Volume 1/1078. Segments (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" }
%"struct.std::pair" = type { i64, i64 }

@_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 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [500 x i32], align 16
  %4 = alloca [500 x i32], align 16
  %5 = alloca [500 x %"struct.std::pair"], align 16
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %17 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 2000, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 2000, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 8000, ptr %5) #7
  %19 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i32 0, i32 0
  %20 = getelementptr inbounds %"struct.std::pair", ptr %19, i64 500
  br label %21

21:                                               ; preds = %21, %0
  %22 = phi ptr [ %19, %0 ], [ %23, %21 ]
  call void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 8 dereferenceable(16) %22)
  %23 = getelementptr inbounds %"struct.std::pair", ptr %22, i64 1
  %24 = icmp eq ptr %23, %20
  br i1 %24, label %25, label %21

25:                                               ; preds = %21
  %26 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 16 %26, i8 0, i64 2000, i1 false)
  %27 = getelementptr inbounds [500 x i32], ptr %4, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 16 %27, i8 -24, i64 2000, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %28

28:                                               ; preds = %36, %25
  %29 = load i32, ptr %6, align 4, !tbaa !5
  %30 = icmp slt i32 %29, 500
  br i1 %30, label %32, label %31

31:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %39

32:                                               ; preds = %28
  %33 = load i32, ptr %6, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [500 x i32], ptr %4, i64 0, i64 %34
  store i32 1000, ptr %35, align 4, !tbaa !5
  br label %36

36:                                               ; preds = %32
  %37 = load i32, ptr %6, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr %6, align 4, !tbaa !5
  br label %28, !llvm.loop !9

39:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %60, %39
  %41 = load i32, ptr %7, align 4, !tbaa !5
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %40
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %63

45:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #7
  %46 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %47 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %46, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %48 = load i32, ptr %8, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = load i32, ptr %7, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i64 0, i64 %51
  %53 = getelementptr inbounds %"struct.std::pair", ptr %52, i32 0, i32 0
  store i64 %49, ptr %53, align 16, !tbaa !11
  %54 = load i32, ptr %9, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = load i32, ptr %7, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i64 0, i64 %57
  %59 = getelementptr inbounds %"struct.std::pair", ptr %58, i32 0, i32 1
  store i64 %55, ptr %59, align 8, !tbaa !14
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %60

60:                                               ; preds = %45
  %61 = load i32, ptr %7, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %7, align 4, !tbaa !5
  br label %40, !llvm.loop !15

63:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %64

64:                                               ; preds = %140, %63
  %65 = load i32, ptr %10, align 4, !tbaa !5
  %66 = load i32, ptr %2, align 4, !tbaa !5
  %67 = icmp slt i32 %65, %66
  br i1 %67, label %69, label %68

68:                                               ; preds = %64
  store i32 8, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %143

69:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #7
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %70

70:                                               ; preds = %136, %69
  %71 = load i32, ptr %12, align 4, !tbaa !5
  %72 = load i32, ptr %2, align 4, !tbaa !5
  %73 = icmp slt i32 %71, %72
  br i1 %73, label %75, label %74

74:                                               ; preds = %70
  store i32 11, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  br label %139

75:                                               ; preds = %70
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #7
  store i32 -1, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %76

76:                                               ; preds = %127, %75
  %77 = load i32, ptr %14, align 4, !tbaa !5
  %78 = load i32, ptr %2, align 4, !tbaa !5
  %79 = icmp slt i32 %77, %78
  br i1 %79, label %81, label %80

80:                                               ; preds = %76
  store i32 14, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %130

81:                                               ; preds = %76
  %82 = load i32, ptr %12, align 4, !tbaa !5
  %83 = load i32, ptr %14, align 4, !tbaa !5
  %84 = icmp eq i32 %82, %83
  br i1 %84, label %85, label %86

85:                                               ; preds = %81
  br label %127

86:                                               ; preds = %81
  %87 = load i32, ptr %14, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %88
  %90 = load i32, ptr %89, align 4, !tbaa !5
  %91 = load i32, ptr %13, align 4, !tbaa !5
  %92 = icmp sgt i32 %90, %91
  br i1 %92, label %93, label %126

93:                                               ; preds = %86
  %94 = load i32, ptr %12, align 4, !tbaa !5
  %95 = sext i32 %94 to i64
  %96 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i64 0, i64 %95
  %97 = getelementptr inbounds %"struct.std::pair", ptr %96, i32 0, i32 0
  %98 = load i64, ptr %97, align 16, !tbaa !11
  %99 = load i32, ptr %14, align 4, !tbaa !5
  %100 = sext i32 %99 to i64
  %101 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i64 0, i64 %100
  %102 = getelementptr inbounds %"struct.std::pair", ptr %101, i32 0, i32 0
  %103 = load i64, ptr %102, align 16, !tbaa !11
  %104 = icmp sgt i64 %98, %103
  br i1 %104, label %105, label %126

105:                                              ; preds = %93
  %106 = load i32, ptr %12, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i64 0, i64 %107
  %109 = getelementptr inbounds %"struct.std::pair", ptr %108, i32 0, i32 1
  %110 = load i64, ptr %109, align 8, !tbaa !14
  %111 = load i32, ptr %14, align 4, !tbaa !5
  %112 = sext i32 %111 to i64
  %113 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %5, i64 0, i64 %112
  %114 = getelementptr inbounds %"struct.std::pair", ptr %113, i32 0, i32 1
  %115 = load i64, ptr %114, align 8, !tbaa !14
  %116 = icmp slt i64 %110, %115
  br i1 %116, label %117, label %126

117:                                              ; preds = %105
  %118 = load i32, ptr %14, align 4, !tbaa !5
  %119 = sext i32 %118 to i64
  %120 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %119
  %121 = load i32, ptr %120, align 4, !tbaa !5
  store i32 %121, ptr %13, align 4, !tbaa !5
  %122 = load i32, ptr %14, align 4, !tbaa !5
  %123 = load i32, ptr %12, align 4, !tbaa !5
  %124 = sext i32 %123 to i64
  %125 = getelementptr inbounds [500 x i32], ptr %4, i64 0, i64 %124
  store i32 %122, ptr %125, align 4, !tbaa !5
  br label %126

126:                                              ; preds = %117, %105, %93, %86
  br label %127

127:                                              ; preds = %126, %85
  %128 = load i32, ptr %14, align 4, !tbaa !5
  %129 = add nsw i32 %128, 1
  store i32 %129, ptr %14, align 4, !tbaa !5
  br label %76, !llvm.loop !16

130:                                              ; preds = %80
  %131 = load i32, ptr %13, align 4, !tbaa !5
  %132 = add nsw i32 %131, 1
  %133 = load i32, ptr %12, align 4, !tbaa !5
  %134 = sext i32 %133 to i64
  %135 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %134
  store i32 %132, ptr %135, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %136

136:                                              ; preds = %130
  %137 = load i32, ptr %12, align 4, !tbaa !5
  %138 = add nsw i32 %137, 1
  store i32 %138, ptr %12, align 4, !tbaa !5
  br label %70, !llvm.loop !17

139:                                              ; preds = %74
  br label %140

140:                                              ; preds = %139
  %141 = load i32, ptr %10, align 4, !tbaa !5
  %142 = add nsw i32 %141, 1
  store i32 %142, ptr %10, align 4, !tbaa !5
  br label %64, !llvm.loop !18

143:                                              ; preds = %68
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #7
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  store i32 1, ptr %16, align 4, !tbaa !5
  br label %144

144:                                              ; preds = %162, %143
  %145 = load i32, ptr %16, align 4, !tbaa !5
  %146 = load i32, ptr %2, align 4, !tbaa !5
  %147 = icmp slt i32 %145, %146
  br i1 %147, label %149, label %148

148:                                              ; preds = %144
  store i32 17, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  br label %165

149:                                              ; preds = %144
  %150 = load i32, ptr %16, align 4, !tbaa !5
  %151 = sext i32 %150 to i64
  %152 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %151
  %153 = load i32, ptr %152, align 4, !tbaa !5
  %154 = load i32, ptr %15, align 4, !tbaa !5
  %155 = sext i32 %154 to i64
  %156 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %155
  %157 = load i32, ptr %156, align 4, !tbaa !5
  %158 = icmp sgt i32 %153, %157
  br i1 %158, label %159, label %161

159:                                              ; preds = %149
  %160 = load i32, ptr %16, align 4, !tbaa !5
  store i32 %160, ptr %15, align 4, !tbaa !5
  br label %161

161:                                              ; preds = %159, %149
  br label %162

162:                                              ; preds = %161
  %163 = load i32, ptr %16, align 4, !tbaa !5
  %164 = add nsw i32 %163, 1
  store i32 %164, ptr %16, align 4, !tbaa !5
  br label %144, !llvm.loop !19

165:                                              ; preds = %148
  %166 = load i32, ptr %15, align 4, !tbaa !5
  %167 = sext i32 %166 to i64
  %168 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %167
  %169 = load i32, ptr %168, align 4, !tbaa !5
  %170 = add nsw i32 %169, 1
  %171 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %170)
  %172 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %171, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %173 = load i32, ptr %15, align 4, !tbaa !5
  %174 = add nsw i32 %173, 1
  %175 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %174)
  %176 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %175, ptr noundef @.str)
  br label %177

177:                                              ; preds = %183, %165
  %178 = load i32, ptr %15, align 4, !tbaa !5
  %179 = sext i32 %178 to i64
  %180 = getelementptr inbounds [500 x i32], ptr %4, i64 0, i64 %179
  %181 = load i32, ptr %180, align 4, !tbaa !5
  %182 = icmp ne i32 %181, 1000
  br i1 %182, label %183, label %195

183:                                              ; preds = %177
  %184 = load i32, ptr %15, align 4, !tbaa !5
  %185 = sext i32 %184 to i64
  %186 = getelementptr inbounds [500 x i32], ptr %4, i64 0, i64 %185
  %187 = load i32, ptr %186, align 4, !tbaa !5
  %188 = add nsw i32 %187, 1
  %189 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %188)
  %190 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %189, ptr noundef @.str)
  %191 = load i32, ptr %15, align 4, !tbaa !5
  %192 = sext i32 %191 to i64
  %193 = getelementptr inbounds [500 x i32], ptr %4, i64 0, i64 %192
  %194 = load i32, ptr %193, align 4, !tbaa !5
  store i32 %194, ptr %15, align 4, !tbaa !5
  br label %177, !llvm.loop !20

195:                                              ; preds = %177
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 8000, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 2000, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 2000, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %196 = load i32, ptr %1, align 4
  ret i32 %196
}

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

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

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 @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

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

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) #5 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)) #6

; 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) #6

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress 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 #4 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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 uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !13, i64 0}
!12 = !{!"_ZTSSt4pairIxxE", !13, i64 0, !13, i64 8}
!13 = !{!"long long", !7, i64 0}
!14 = !{!12, !13, i64 8}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}
!17 = distinct !{!17, !10}
!18 = distinct !{!18, !10}
!19 = distinct !{!19, !10}
!20 = distinct !{!20, !10}


; 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" }
%"struct.std::pair" = type { i64, i64 }

@_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 {
  %1 = alloca i32, align 4
  %2 = alloca [500 x i32], align 16
  %3 = alloca [500 x i32], align 16
  %4 = alloca [500 x %"struct.std::pair"], align 16
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  %8 = 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)
  call void @llvm.lifetime.start.p0(i64 2000, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 2000, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 8000, ptr nonnull %4) #7
  br label %9

9:                                                ; preds = %9, %0
  %.idx = phi i64 [ 0, %0 ], [ %.add, %9 ]
  %.ptr = getelementptr inbounds i8, ptr %4, i64 %.idx
  call void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 8 dereferenceable(16) %.ptr)
  %.add = add nuw nsw i64 %.idx, 16
  %10 = icmp eq i64 %.add, 8000
  br i1 %10, label %vector.ph, label %9

vector.ph:                                        ; preds = %9
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(2000) %2, i8 0, i64 2000, i1 false)
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(2000) %3, i8 -24, i64 2000, i1 false)
  %11 = getelementptr inbounds i8, ptr %3, i64 16
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %3, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %11, align 16, !tbaa !5
  %12 = getelementptr inbounds i8, ptr %3, i64 32
  %13 = getelementptr inbounds i8, ptr %3, i64 48
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %12, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %13, align 16, !tbaa !5
  %14 = getelementptr inbounds i8, ptr %3, i64 64
  %15 = getelementptr inbounds i8, ptr %3, i64 80
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %14, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %15, align 16, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %3, i64 96
  %17 = getelementptr inbounds i8, ptr %3, i64 112
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %16, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %17, align 16, !tbaa !5
  %18 = getelementptr inbounds i8, ptr %3, i64 128
  %19 = getelementptr inbounds i8, ptr %3, i64 144
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %18, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %19, align 16, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %3, i64 160
  %21 = getelementptr inbounds i8, ptr %3, i64 176
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %20, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %21, align 16, !tbaa !5
  %22 = getelementptr inbounds i8, ptr %3, i64 192
  %23 = getelementptr inbounds i8, ptr %3, i64 208
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %22, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %23, align 16, !tbaa !5
  %24 = getelementptr inbounds i8, ptr %3, i64 224
  %25 = getelementptr inbounds i8, ptr %3, i64 240
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %24, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %25, align 16, !tbaa !5
  %26 = getelementptr inbounds i8, ptr %3, i64 256
  %27 = getelementptr inbounds i8, ptr %3, i64 272
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %26, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %27, align 16, !tbaa !5
  %28 = getelementptr inbounds i8, ptr %3, i64 288
  %29 = getelementptr inbounds i8, ptr %3, i64 304
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %28, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %29, align 16, !tbaa !5
  %30 = getelementptr inbounds i8, ptr %3, i64 320
  %31 = getelementptr inbounds i8, ptr %3, i64 336
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %30, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %31, align 16, !tbaa !5
  %32 = getelementptr inbounds i8, ptr %3, i64 352
  %33 = getelementptr inbounds i8, ptr %3, i64 368
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %32, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %33, align 16, !tbaa !5
  %34 = getelementptr inbounds i8, ptr %3, i64 384
  %35 = getelementptr inbounds i8, ptr %3, i64 400
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %34, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %35, align 16, !tbaa !5
  %36 = getelementptr inbounds i8, ptr %3, i64 416
  %37 = getelementptr inbounds i8, ptr %3, i64 432
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %36, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %37, align 16, !tbaa !5
  %38 = getelementptr inbounds i8, ptr %3, i64 448
  %39 = getelementptr inbounds i8, ptr %3, i64 464
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %38, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %39, align 16, !tbaa !5
  %40 = getelementptr inbounds i8, ptr %3, i64 480
  %41 = getelementptr inbounds i8, ptr %3, i64 496
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %40, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %41, align 16, !tbaa !5
  %42 = getelementptr inbounds i8, ptr %3, i64 512
  %43 = getelementptr inbounds i8, ptr %3, i64 528
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %42, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %43, align 16, !tbaa !5
  %44 = getelementptr inbounds i8, ptr %3, i64 544
  %45 = getelementptr inbounds i8, ptr %3, i64 560
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %44, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %45, align 16, !tbaa !5
  %46 = getelementptr inbounds i8, ptr %3, i64 576
  %47 = getelementptr inbounds i8, ptr %3, i64 592
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %46, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %47, align 16, !tbaa !5
  %48 = getelementptr inbounds i8, ptr %3, i64 608
  %49 = getelementptr inbounds i8, ptr %3, i64 624
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %48, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %49, align 16, !tbaa !5
  %50 = getelementptr inbounds i8, ptr %3, i64 640
  %51 = getelementptr inbounds i8, ptr %3, i64 656
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %50, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %51, align 16, !tbaa !5
  %52 = getelementptr inbounds i8, ptr %3, i64 672
  %53 = getelementptr inbounds i8, ptr %3, i64 688
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %52, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %53, align 16, !tbaa !5
  %54 = getelementptr inbounds i8, ptr %3, i64 704
  %55 = getelementptr inbounds i8, ptr %3, i64 720
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %54, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %55, align 16, !tbaa !5
  %56 = getelementptr inbounds i8, ptr %3, i64 736
  %57 = getelementptr inbounds i8, ptr %3, i64 752
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %56, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %57, align 16, !tbaa !5
  %58 = getelementptr inbounds i8, ptr %3, i64 768
  %59 = getelementptr inbounds i8, ptr %3, i64 784
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %58, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %59, align 16, !tbaa !5
  %60 = getelementptr inbounds i8, ptr %3, i64 800
  %61 = getelementptr inbounds i8, ptr %3, i64 816
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %60, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %61, align 16, !tbaa !5
  %62 = getelementptr inbounds i8, ptr %3, i64 832
  %63 = getelementptr inbounds i8, ptr %3, i64 848
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %62, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %63, align 16, !tbaa !5
  %64 = getelementptr inbounds i8, ptr %3, i64 864
  %65 = getelementptr inbounds i8, ptr %3, i64 880
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %64, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %65, align 16, !tbaa !5
  %66 = getelementptr inbounds i8, ptr %3, i64 896
  %67 = getelementptr inbounds i8, ptr %3, i64 912
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %66, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %67, align 16, !tbaa !5
  %68 = getelementptr inbounds i8, ptr %3, i64 928
  %69 = getelementptr inbounds i8, ptr %3, i64 944
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %68, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %69, align 16, !tbaa !5
  %70 = getelementptr inbounds i8, ptr %3, i64 960
  %71 = getelementptr inbounds i8, ptr %3, i64 976
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %70, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %71, align 16, !tbaa !5
  %72 = getelementptr inbounds i8, ptr %3, i64 992
  %73 = getelementptr inbounds i8, ptr %3, i64 1008
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %72, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %73, align 16, !tbaa !5
  %74 = getelementptr inbounds i8, ptr %3, i64 1024
  %75 = getelementptr inbounds i8, ptr %3, i64 1040
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %74, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %75, align 16, !tbaa !5
  %76 = getelementptr inbounds i8, ptr %3, i64 1056
  %77 = getelementptr inbounds i8, ptr %3, i64 1072
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %76, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %77, align 16, !tbaa !5
  %78 = getelementptr inbounds i8, ptr %3, i64 1088
  %79 = getelementptr inbounds i8, ptr %3, i64 1104
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %78, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %79, align 16, !tbaa !5
  %80 = getelementptr inbounds i8, ptr %3, i64 1120
  %81 = getelementptr inbounds i8, ptr %3, i64 1136
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %80, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %81, align 16, !tbaa !5
  %82 = getelementptr inbounds i8, ptr %3, i64 1152
  %83 = getelementptr inbounds i8, ptr %3, i64 1168
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %82, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %83, align 16, !tbaa !5
  %84 = getelementptr inbounds i8, ptr %3, i64 1184
  %85 = getelementptr inbounds i8, ptr %3, i64 1200
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %84, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %85, align 16, !tbaa !5
  %86 = getelementptr inbounds i8, ptr %3, i64 1216
  %87 = getelementptr inbounds i8, ptr %3, i64 1232
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %86, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %87, align 16, !tbaa !5
  %88 = getelementptr inbounds i8, ptr %3, i64 1248
  %89 = getelementptr inbounds i8, ptr %3, i64 1264
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %88, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %89, align 16, !tbaa !5
  %90 = getelementptr inbounds i8, ptr %3, i64 1280
  %91 = getelementptr inbounds i8, ptr %3, i64 1296
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %90, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %91, align 16, !tbaa !5
  %92 = getelementptr inbounds i8, ptr %3, i64 1312
  %93 = getelementptr inbounds i8, ptr %3, i64 1328
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %92, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %93, align 16, !tbaa !5
  %94 = getelementptr inbounds i8, ptr %3, i64 1344
  %95 = getelementptr inbounds i8, ptr %3, i64 1360
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %94, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %95, align 16, !tbaa !5
  %96 = getelementptr inbounds i8, ptr %3, i64 1376
  %97 = getelementptr inbounds i8, ptr %3, i64 1392
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %96, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %97, align 16, !tbaa !5
  %98 = getelementptr inbounds i8, ptr %3, i64 1408
  %99 = getelementptr inbounds i8, ptr %3, i64 1424
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %98, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %99, align 16, !tbaa !5
  %100 = getelementptr inbounds i8, ptr %3, i64 1440
  %101 = getelementptr inbounds i8, ptr %3, i64 1456
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %100, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %101, align 16, !tbaa !5
  %102 = getelementptr inbounds i8, ptr %3, i64 1472
  %103 = getelementptr inbounds i8, ptr %3, i64 1488
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %102, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %103, align 16, !tbaa !5
  %104 = getelementptr inbounds i8, ptr %3, i64 1504
  %105 = getelementptr inbounds i8, ptr %3, i64 1520
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %104, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %105, align 16, !tbaa !5
  %106 = getelementptr inbounds i8, ptr %3, i64 1536
  %107 = getelementptr inbounds i8, ptr %3, i64 1552
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %106, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %107, align 16, !tbaa !5
  %108 = getelementptr inbounds i8, ptr %3, i64 1568
  %109 = getelementptr inbounds i8, ptr %3, i64 1584
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %108, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %109, align 16, !tbaa !5
  %110 = getelementptr inbounds i8, ptr %3, i64 1600
  %111 = getelementptr inbounds i8, ptr %3, i64 1616
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %110, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %111, align 16, !tbaa !5
  %112 = getelementptr inbounds i8, ptr %3, i64 1632
  %113 = getelementptr inbounds i8, ptr %3, i64 1648
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %112, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %113, align 16, !tbaa !5
  %114 = getelementptr inbounds i8, ptr %3, i64 1664
  %115 = getelementptr inbounds i8, ptr %3, i64 1680
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %114, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %115, align 16, !tbaa !5
  %116 = getelementptr inbounds i8, ptr %3, i64 1696
  %117 = getelementptr inbounds i8, ptr %3, i64 1712
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %116, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %117, align 16, !tbaa !5
  %118 = getelementptr inbounds i8, ptr %3, i64 1728
  %119 = getelementptr inbounds i8, ptr %3, i64 1744
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %118, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %119, align 16, !tbaa !5
  %120 = getelementptr inbounds i8, ptr %3, i64 1760
  %121 = getelementptr inbounds i8, ptr %3, i64 1776
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %120, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %121, align 16, !tbaa !5
  %122 = getelementptr inbounds i8, ptr %3, i64 1792
  %123 = getelementptr inbounds i8, ptr %3, i64 1808
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %122, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %123, align 16, !tbaa !5
  %124 = getelementptr inbounds i8, ptr %3, i64 1824
  %125 = getelementptr inbounds i8, ptr %3, i64 1840
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %124, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %125, align 16, !tbaa !5
  %126 = getelementptr inbounds i8, ptr %3, i64 1856
  %127 = getelementptr inbounds i8, ptr %3, i64 1872
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %126, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %127, align 16, !tbaa !5
  %128 = getelementptr inbounds i8, ptr %3, i64 1888
  %129 = getelementptr inbounds i8, ptr %3, i64 1904
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %128, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %129, align 16, !tbaa !5
  %130 = getelementptr inbounds i8, ptr %3, i64 1920
  %131 = getelementptr inbounds i8, ptr %3, i64 1936
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %130, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %131, align 16, !tbaa !5
  %132 = getelementptr inbounds i8, ptr %3, i64 1952
  %133 = getelementptr inbounds i8, ptr %3, i64 1968
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %132, align 16, !tbaa !5
  store <4 x i32> <i32 1000, i32 1000, i32 1000, i32 1000>, ptr %133, align 16, !tbaa !5
  %134 = getelementptr inbounds i8, ptr %3, i64 1984
  store i32 1000, ptr %134, align 16, !tbaa !5
  %135 = getelementptr inbounds i8, ptr %3, i64 1988
  store i32 1000, ptr %135, align 4, !tbaa !5
  %136 = getelementptr inbounds i8, ptr %3, i64 1992
  store i32 1000, ptr %136, align 8, !tbaa !5
  %137 = getelementptr inbounds i8, ptr %3, i64 1996
  store i32 1000, ptr %137, align 4, !tbaa !5
  %138 = load i32, ptr %1, align 4, !tbaa !5
  %139 = icmp sgt i32 %138, 0
  br i1 %139, label %.lr.ph, label %._crit_edge

.preheader50:                                     ; preds = %.lr.ph
  %140 = icmp sgt i32 %174, 0
  br i1 %140, label %.preheader49.us.preheader, label %._crit_edge

.preheader49.us.preheader:                        ; preds = %.preheader50
  %wide.trip.count81 = zext nneg i32 %174 to i64
  br label %.preheader49.us

.preheader49.us:                                  ; preds = %.preheader49.us.preheader, %._crit_edge59.split.us.us
  %.04260.us = phi i32 [ %165, %._crit_edge59.split.us.us ], [ 0, %.preheader49.us.preheader ]
  br label %.preheader48.us.us

.preheader48.us.us:                               ; preds = %._crit_edge.us.us, %.preheader49.us
  %indvars.iv78 = phi i64 [ %indvars.iv.next79, %._crit_edge.us.us ], [ 0, %.preheader49.us ]
  %141 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %4, i64 0, i64 %indvars.iv78
  %142 = getelementptr inbounds i8, ptr %141, i64 8
  %143 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %indvars.iv78
  br label %144

144:                                              ; preds = %162, %.preheader48.us.us
  %indvars.iv74 = phi i64 [ %indvars.iv.next75, %162 ], [ 0, %.preheader48.us.us ]
  %.03954.us.us = phi i32 [ %.140.us.us, %162 ], [ -1, %.preheader48.us.us ]
  %145 = icmp eq i64 %indvars.iv78, %indvars.iv74
  br i1 %145, label %162, label %146

146:                                              ; preds = %144
  %147 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv74
  %148 = load i32, ptr %147, align 4, !tbaa !5
  %149 = icmp sgt i32 %148, %.03954.us.us
  br i1 %149, label %150, label %162

150:                                              ; preds = %146
  %151 = load i64, ptr %141, align 16, !tbaa !9
  %152 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %4, i64 0, i64 %indvars.iv74
  %153 = load i64, ptr %152, align 16, !tbaa !9
  %154 = icmp sgt i64 %151, %153
  br i1 %154, label %155, label %162

155:                                              ; preds = %150
  %156 = load i64, ptr %142, align 8, !tbaa !12
  %157 = getelementptr inbounds i8, ptr %152, i64 8
  %158 = load i64, ptr %157, align 8, !tbaa !12
  %159 = icmp slt i64 %156, %158
  br i1 %159, label %160, label %162

160:                                              ; preds = %155
  %161 = trunc nuw nsw i64 %indvars.iv74 to i32
  store i32 %161, ptr %143, align 4, !tbaa !5
  br label %162

162:                                              ; preds = %160, %155, %150, %146, %144
  %.140.us.us = phi i32 [ %.03954.us.us, %144 ], [ %148, %160 ], [ %.03954.us.us, %155 ], [ %.03954.us.us, %150 ], [ %.03954.us.us, %146 ]
  %indvars.iv.next75 = add nuw nsw i64 %indvars.iv74, 1
  %exitcond77.not = icmp eq i64 %indvars.iv.next75, %wide.trip.count81
  br i1 %exitcond77.not, label %._crit_edge.us.us, label %144, !llvm.loop !13

._crit_edge.us.us:                                ; preds = %162
  %163 = add nsw i32 %.140.us.us, 1
  %164 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv78
  store i32 %163, ptr %164, align 4, !tbaa !5
  %indvars.iv.next79 = add nuw nsw i64 %indvars.iv78, 1
  %exitcond82.not = icmp eq i64 %indvars.iv.next79, %wide.trip.count81
  br i1 %exitcond82.not, label %._crit_edge59.split.us.us, label %.preheader48.us.us, !llvm.loop !15

._crit_edge59.split.us.us:                        ; preds = %._crit_edge.us.us
  %165 = add nuw nsw i32 %.04260.us, 1
  %exitcond83.not = icmp eq i32 %165, %174
  br i1 %exitcond83.not, label %.preheader, label %.preheader49.us, !llvm.loop !16

.lr.ph:                                           ; preds = %vector.ph, %.lr.ph
  %indvars.iv71 = phi i64 [ %indvars.iv.next72, %.lr.ph ], [ 0, %vector.ph ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #7
  %166 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %167 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %166, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %168 = load i32, ptr %5, align 4, !tbaa !5
  %169 = sext i32 %168 to i64
  %170 = getelementptr inbounds [500 x %"struct.std::pair"], ptr %4, i64 0, i64 %indvars.iv71
  store i64 %169, ptr %170, align 16, !tbaa !9
  %171 = load i32, ptr %6, align 4, !tbaa !5
  %172 = sext i32 %171 to i64
  %173 = getelementptr inbounds i8, ptr %170, i64 8
  store i64 %172, ptr %173, align 8, !tbaa !12
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  %indvars.iv.next72 = add nuw nsw i64 %indvars.iv71, 1
  %174 = load i32, ptr %1, align 4, !tbaa !5
  %175 = sext i32 %174 to i64
  %176 = icmp slt i64 %indvars.iv.next72, %175
  br i1 %176, label %.lr.ph, label %.preheader50, !llvm.loop !17

.preheader:                                       ; preds = %._crit_edge59.split.us.us
  %.not92 = icmp eq i32 %174, 1
  br i1 %.not92, label %._crit_edge, label %.lr.ph63.preheader

.lr.ph63.preheader:                               ; preds = %.preheader
  %wide.trip.count87 = zext nneg i32 %174 to i64
  %177 = add nsw i64 %wide.trip.count87, -1
  %178 = add nsw i64 %wide.trip.count87, -2
  %xtraiter = and i64 %177, 3
  %179 = icmp ult i64 %178, 3
  br i1 %179, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph63.preheader.new

.lr.ph63.preheader.new:                           ; preds = %.lr.ph63.preheader
  %unroll_iter = and i64 %177, -4
  br label %.lr.ph63

._crit_edge.loopexit.unr-lcssa:                   ; preds = %.lr.ph63, %.lr.ph63.preheader
  %spec.select.lcssa.ph = phi i32 [ poison, %.lr.ph63.preheader ], [ %spec.select.3, %.lr.ph63 ]
  %indvars.iv84.unr = phi i64 [ 1, %.lr.ph63.preheader ], [ %indvars.iv.next85.3, %.lr.ph63 ]
  %.03761.unr = phi i32 [ 0, %.lr.ph63.preheader ], [ %spec.select.3, %.lr.ph63 ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge, label %.lr.ph63.epil

.lr.ph63.epil:                                    ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph63.epil
  %indvars.iv84.epil = phi i64 [ %indvars.iv.next85.epil, %.lr.ph63.epil ], [ %indvars.iv84.unr, %._crit_edge.loopexit.unr-lcssa ]
  %.03761.epil = phi i32 [ %spec.select.epil, %.lr.ph63.epil ], [ %.03761.unr, %._crit_edge.loopexit.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.lr.ph63.epil ], [ 0, %._crit_edge.loopexit.unr-lcssa ]
  %180 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv84.epil
  %181 = load i32, ptr %180, align 4, !tbaa !5
  %182 = sext i32 %.03761.epil to i64
  %183 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %182
  %184 = load i32, ptr %183, align 4, !tbaa !5
  %185 = icmp sgt i32 %181, %184
  %186 = trunc nuw nsw i64 %indvars.iv84.epil to i32
  %spec.select.epil = select i1 %185, i32 %186, i32 %.03761.epil
  %indvars.iv.next85.epil = add nuw nsw i64 %indvars.iv84.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge, label %.lr.ph63.epil, !llvm.loop !18

._crit_edge:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph63.epil, %vector.ph, %.preheader50, %.preheader
  %.037.lcssa = phi i32 [ 0, %.preheader ], [ 0, %.preheader50 ], [ 0, %vector.ph ], [ %spec.select.lcssa.ph, %._crit_edge.loopexit.unr-lcssa ], [ %spec.select.epil, %.lr.ph63.epil ]
  %187 = sext i32 %.037.lcssa to i64
  %188 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %187
  %189 = load i32, ptr %188, align 4, !tbaa !5
  %190 = add nsw i32 %189, 1
  %191 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %190)
  %192 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %191, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %193 = add nsw i32 %.037.lcssa, 1
  %194 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %193)
  %195 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %194, ptr noundef nonnull @.str)
  %196 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %187
  %197 = load i32, ptr %196, align 4, !tbaa !5
  %.not65 = icmp eq i32 %197, 1000
  br i1 %.not65, label %._crit_edge68, label %.lr.ph67

.lr.ph63:                                         ; preds = %.lr.ph63, %.lr.ph63.preheader.new
  %indvars.iv84 = phi i64 [ 1, %.lr.ph63.preheader.new ], [ %indvars.iv.next85.3, %.lr.ph63 ]
  %.03761 = phi i32 [ 0, %.lr.ph63.preheader.new ], [ %spec.select.3, %.lr.ph63 ]
  %niter = phi i64 [ 0, %.lr.ph63.preheader.new ], [ %niter.next.3, %.lr.ph63 ]
  %198 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv84
  %199 = load i32, ptr %198, align 4, !tbaa !5
  %200 = sext i32 %.03761 to i64
  %201 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %200
  %202 = load i32, ptr %201, align 4, !tbaa !5
  %203 = icmp sgt i32 %199, %202
  %204 = trunc nuw nsw i64 %indvars.iv84 to i32
  %spec.select = select i1 %203, i32 %204, i32 %.03761
  %indvars.iv.next85 = add nuw nsw i64 %indvars.iv84, 1
  %205 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv.next85
  %206 = load i32, ptr %205, align 4, !tbaa !5
  %207 = sext i32 %spec.select to i64
  %208 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %207
  %209 = load i32, ptr %208, align 4, !tbaa !5
  %210 = icmp sgt i32 %206, %209
  %211 = trunc nuw nsw i64 %indvars.iv.next85 to i32
  %spec.select.1 = select i1 %210, i32 %211, i32 %spec.select
  %indvars.iv.next85.1 = add nuw nsw i64 %indvars.iv84, 2
  %212 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv.next85.1
  %213 = load i32, ptr %212, align 4, !tbaa !5
  %214 = sext i32 %spec.select.1 to i64
  %215 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %214
  %216 = load i32, ptr %215, align 4, !tbaa !5
  %217 = icmp sgt i32 %213, %216
  %218 = trunc nuw nsw i64 %indvars.iv.next85.1 to i32
  %spec.select.2 = select i1 %217, i32 %218, i32 %spec.select.1
  %indvars.iv.next85.2 = add nuw nsw i64 %indvars.iv84, 3
  %219 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %indvars.iv.next85.2
  %220 = load i32, ptr %219, align 4, !tbaa !5
  %221 = sext i32 %spec.select.2 to i64
  %222 = getelementptr inbounds [500 x i32], ptr %2, i64 0, i64 %221
  %223 = load i32, ptr %222, align 4, !tbaa !5
  %224 = icmp sgt i32 %220, %223
  %225 = trunc nuw nsw i64 %indvars.iv.next85.2 to i32
  %spec.select.3 = select i1 %224, i32 %225, i32 %spec.select.2
  %indvars.iv.next85.3 = add nuw nsw i64 %indvars.iv84, 4
  %niter.next.3 = add nuw i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph63, !llvm.loop !20

.lr.ph67:                                         ; preds = %._crit_edge, %.lr.ph67
  %226 = phi i32 [ %232, %.lr.ph67 ], [ %197, %._crit_edge ]
  %227 = add nsw i32 %226, 1
  %228 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %227)
  %229 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %228, ptr noundef nonnull @.str)
  %230 = sext i32 %226 to i64
  %231 = getelementptr inbounds [500 x i32], ptr %3, i64 0, i64 %230
  %232 = load i32, ptr %231, align 4, !tbaa !5
  %.not = icmp eq i32 %232, 1000
  br i1 %.not, label %._crit_edge68, label %.lr.ph67, !llvm.loop !21

._crit_edge68:                                    ; preds = %.lr.ph67, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8000, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 2000, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 2000, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

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

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

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 @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

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

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 #5 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)) #6

; 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 #6

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress 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 #4 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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 uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSSt4pairIxxE", !11, i64 0, !11, i64 8}
!11 = !{!"long long", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}
!17 = distinct !{!17, !14}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.unroll.disable"}
!20 = distinct !{!20, !14}
!21 = distinct !{!21, !14}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopInstSimplifyPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,SROAPass,SimplifyCFGPass,TailCallElimPass