; LLVM IR from Tunghohin/Competitive_Coding :: Daimayuan/226.ll (Z5dfs_2ii)

; 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"

%"struct.std::pair" = type { i32, i32 }
%struct.edge = type { i32, i32 }

@dp = external dso_local global [100010 x i32], align 16
@mx_down = external dso_local global [100010 x %"struct.std::pair"], align 16
@smx_down = external dso_local global [100010 x %"struct.std::pair"], align 16
@mx = external dso_local global [100010 x %"struct.std::pair"], align 16
@smx = external dso_local global [100010 x %"struct.std::pair"], align 16
@e = external dso_local global [200020 x %struct.edge], align 16
@head = external dso_local global [100010 x i32], align 16

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5dfs_2ii(i32 noundef %0, i32 noundef %1) #2 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  %9 = load i32, ptr %3, align 4, !tbaa !5
  %10 = icmp eq i32 %9, 1
  br i1 %10, label %11, label %26

11:                                               ; preds = %2
  %12 = load i32, ptr %3, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx_down, i64 0, i64 %13
  %15 = load i32, ptr %3, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %16
  %18 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %17, ptr noundef nonnull align 4 dereferenceable(8) %14)
  %19 = load i32, ptr %3, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx_down, i64 0, i64 %20
  %22 = load i32, ptr %3, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %23
  %25 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %24, ptr noundef nonnull align 4 dereferenceable(8) %21)
  br label %116

26:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %27 = load i32, ptr %4, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %28
  %30 = getelementptr inbounds %"struct.std::pair", ptr %29, i32 0, i32 0
  %31 = load i32, ptr %30, align 8, !tbaa !9
  %32 = add nsw i32 %31, 1
  store i32 %32, ptr %5, align 4, !tbaa !5
  %33 = load i32, ptr %4, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %34
  %36 = getelementptr inbounds %"struct.std::pair", ptr %35, i32 0, i32 1
  %37 = load i32, ptr %36, align 4, !tbaa !11
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = icmp eq i32 %37, %38
  br i1 %39, label %40, label %47

40:                                               ; preds = %26
  %41 = load i32, ptr %4, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %42
  %44 = getelementptr inbounds %"struct.std::pair", ptr %43, i32 0, i32 0
  %45 = load i32, ptr %44, align 8, !tbaa !9
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %5, align 4, !tbaa !5
  br label %47

47:                                               ; preds = %40, %26
  %48 = load i32, ptr %5, align 4, !tbaa !5
  %49 = load i32, ptr %3, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx_down, i64 0, i64 %50
  %52 = getelementptr inbounds %"struct.std::pair", ptr %51, i32 0, i32 0
  %53 = load i32, ptr %52, align 8, !tbaa !9
  %54 = icmp sge i32 %48, %53
  br i1 %54, label %55, label %73

55:                                               ; preds = %47
  %56 = load i32, ptr %5, align 4, !tbaa !5
  %57 = load i32, ptr %3, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %58
  %60 = getelementptr inbounds %"struct.std::pair", ptr %59, i32 0, i32 0
  store i32 %56, ptr %60, align 8, !tbaa !9
  %61 = load i32, ptr %4, align 4, !tbaa !5
  %62 = load i32, ptr %3, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %63
  %65 = getelementptr inbounds %"struct.std::pair", ptr %64, i32 0, i32 1
  store i32 %61, ptr %65, align 4, !tbaa !11
  %66 = load i32, ptr %3, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx_down, i64 0, i64 %67
  %69 = load i32, ptr %3, align 4, !tbaa !5
  %70 = sext i32 %69 to i64
  %71 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %70
  %72 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %71, ptr noundef nonnull align 4 dereferenceable(8) %68)
  br label %115

73:                                               ; preds = %47
  %74 = load i32, ptr %5, align 4, !tbaa !5
  %75 = load i32, ptr %3, align 4, !tbaa !5
  %76 = sext i32 %75 to i64
  %77 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx_down, i64 0, i64 %76
  %78 = getelementptr inbounds %"struct.std::pair", ptr %77, i32 0, i32 0
  %79 = load i32, ptr %78, align 8, !tbaa !9
  %80 = icmp sge i32 %74, %79
  br i1 %80, label %81, label %99

81:                                               ; preds = %73
  %82 = load i32, ptr %3, align 4, !tbaa !5
  %83 = sext i32 %82 to i64
  %84 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx_down, i64 0, i64 %83
  %85 = load i32, ptr %3, align 4, !tbaa !5
  %86 = sext i32 %85 to i64
  %87 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %86
  %88 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %87, ptr noundef nonnull align 4 dereferenceable(8) %84)
  %89 = load i32, ptr %5, align 4, !tbaa !5
  %90 = load i32, ptr %3, align 4, !tbaa !5
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %91
  %93 = getelementptr inbounds %"struct.std::pair", ptr %92, i32 0, i32 0
  store i32 %89, ptr %93, align 8, !tbaa !9
  %94 = load i32, ptr %4, align 4, !tbaa !5
  %95 = load i32, ptr %3, align 4, !tbaa !5
  %96 = sext i32 %95 to i64
  %97 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %96
  %98 = getelementptr inbounds %"struct.std::pair", ptr %97, i32 0, i32 1
  store i32 %94, ptr %98, align 4, !tbaa !11
  br label %114

99:                                               ; preds = %73
  %100 = load i32, ptr %3, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx_down, i64 0, i64 %101
  %103 = load i32, ptr %3, align 4, !tbaa !5
  %104 = sext i32 %103 to i64
  %105 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %104
  %106 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %105, ptr noundef nonnull align 4 dereferenceable(8) %102)
  %107 = load i32, ptr %3, align 4, !tbaa !5
  %108 = sext i32 %107 to i64
  %109 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx_down, i64 0, i64 %108
  %110 = load i32, ptr %3, align 4, !tbaa !5
  %111 = sext i32 %110 to i64
  %112 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %111
  %113 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %112, ptr noundef nonnull align 4 dereferenceable(8) %109)
  br label %114

114:                                              ; preds = %99, %81
  br label %115

115:                                              ; preds = %114, %55
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %116

116:                                              ; preds = %115, %11
  %117 = load i32, ptr %3, align 4, !tbaa !5
  %118 = sext i32 %117 to i64
  %119 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %118
  %120 = getelementptr inbounds %"struct.std::pair", ptr %119, i32 0, i32 0
  %121 = load i32, ptr %120, align 8, !tbaa !9
  %122 = load i32, ptr %3, align 4, !tbaa !5
  %123 = sext i32 %122 to i64
  %124 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %123
  %125 = getelementptr inbounds %"struct.std::pair", ptr %124, i32 0, i32 0
  %126 = load i32, ptr %125, align 8, !tbaa !9
  %127 = add nsw i32 %121, %126
  %128 = load i32, ptr %3, align 4, !tbaa !5
  %129 = sext i32 %128 to i64
  %130 = getelementptr inbounds [100010 x i32], ptr @dp, i64 0, i64 %129
  store i32 %127, ptr %130, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  %131 = load i32, ptr %3, align 4, !tbaa !5
  %132 = sext i32 %131 to i64
  %133 = getelementptr inbounds [100010 x i32], ptr @head, i64 0, i64 %132
  %134 = load i32, ptr %133, align 4, !tbaa !5
  store i32 %134, ptr %6, align 4, !tbaa !5
  br label %135

135:                                              ; preds = %155, %116
  %136 = load i32, ptr %6, align 4, !tbaa !5
  %137 = icmp ne i32 %136, 0
  br i1 %137, label %139, label %138

138:                                              ; preds = %135
  store i32 2, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  br label %161

139:                                              ; preds = %135
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  %140 = load i32, ptr %6, align 4, !tbaa !5
  %141 = sext i32 %140 to i64
  %142 = getelementptr inbounds [200020 x %struct.edge], ptr @e, i64 0, i64 %141
  %143 = getelementptr inbounds %struct.edge, ptr %142, i32 0, i32 0
  %144 = load i32, ptr %143, align 8, !tbaa !12
  store i32 %144, ptr %8, align 4, !tbaa !5
  %145 = load i32, ptr %8, align 4, !tbaa !5
  %146 = load i32, ptr %4, align 4, !tbaa !5
  %147 = icmp eq i32 %145, %146
  br i1 %147, label %148, label %149

148:                                              ; preds = %139
  store i32 4, ptr %7, align 4
  br label %152

149:                                              ; preds = %139
  %150 = load i32, ptr %8, align 4, !tbaa !5
  %151 = load i32, ptr %3, align 4, !tbaa !5
  call void @_Z5dfs_2ii(i32 noundef %150, i32 noundef %151)
  store i32 0, ptr %7, align 4
  br label %152

152:                                              ; preds = %149, %148
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  %153 = load i32, ptr %7, align 4
  switch i32 %153, label %162 [
    i32 0, label %154
    i32 4, label %155
  ]

154:                                              ; preds = %152
  br label %155

155:                                              ; preds = %154, %152
  %156 = load i32, ptr %6, align 4, !tbaa !5
  %157 = sext i32 %156 to i64
  %158 = getelementptr inbounds [200020 x %struct.edge], ptr @e, i64 0, i64 %157
  %159 = getelementptr inbounds %struct.edge, ptr %158, i32 0, i32 1
  %160 = load i32, ptr %159, align 4, !tbaa !14
  store i32 %160, ptr %6, align 4, !tbaa !5
  br label %135, !llvm.loop !15

161:                                              ; preds = %138
  ret void

162:                                              ; preds = %152
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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, !6, i64 0}
!10 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!11 = !{!10, !6, i64 4}
!12 = !{!13, !6, i64 0}
!13 = !{!"_ZTS4edge", !6, i64 0, !6, i64 4}
!14 = !{!13, !6, i64 4}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


; 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"

%"struct.std::pair" = type { i32, i32 }
%struct.edge = type { i32, i32 }

@dp = external dso_local local_unnamed_addr global [100010 x i32], align 16
@mx_down = external dso_local global [100010 x %"struct.std::pair"], align 16
@smx_down = external dso_local global [100010 x %"struct.std::pair"], align 16
@mx = external dso_local global [100010 x %"struct.std::pair"], align 16
@smx = external dso_local global [100010 x %"struct.std::pair"], align 16
@e = external dso_local local_unnamed_addr global [200020 x %struct.edge], align 16
@head = external dso_local local_unnamed_addr global [100010 x i32], align 16

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z5dfs_2ii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = icmp eq i32 %0, 1
  br i1 %3, label %4, label %7

4:                                                ; preds = %2
  %5 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) getelementptr inbounds (i8, ptr @mx, i64 8), ptr noundef nonnull align 4 dereferenceable(8) getelementptr inbounds (i8, ptr @mx_down, i64 8))
  %6 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) getelementptr inbounds (i8, ptr @smx, i64 8), ptr noundef nonnull align 4 dereferenceable(8) getelementptr inbounds (i8, ptr @smx_down, i64 8))
  br label %32

7:                                                ; preds = %2
  %8 = sext i32 %1 to i64
  %9 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %8
  %10 = getelementptr inbounds i8, ptr %9, i64 4
  %11 = load i32, ptr %10, align 4, !tbaa !5
  %12 = icmp eq i32 %11, %0
  %13 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %8
  %spec.select = select i1 %12, ptr %13, ptr %9
  %.0.in = load i32, ptr %spec.select, align 8, !tbaa !10
  %.0 = add nsw i32 %.0.in, 1
  %14 = sext i32 %0 to i64
  %15 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx_down, i64 0, i64 %14
  %16 = load i32, ptr %15, align 8, !tbaa !10
  %.not = icmp slt i32 %.0, %16
  br i1 %.not, label %22, label %17

17:                                               ; preds = %7
  %18 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %14
  store i32 %.0, ptr %18, align 8, !tbaa !10
  %19 = getelementptr inbounds i8, ptr %18, i64 4
  store i32 %1, ptr %19, align 4, !tbaa !5
  %20 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %14
  %21 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %20, ptr noundef nonnull align 4 dereferenceable(8) %15)
  br label %32

22:                                               ; preds = %7
  %23 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx_down, i64 0, i64 %14
  %24 = load i32, ptr %23, align 8, !tbaa !10
  %.not43 = icmp slt i32 %.0, %24
  %25 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %14
  %26 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %25, ptr noundef nonnull align 4 dereferenceable(8) %15)
  %27 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %14
  br i1 %.not43, label %30, label %28

28:                                               ; preds = %22
  store i32 %.0, ptr %27, align 8, !tbaa !10
  %29 = getelementptr inbounds i8, ptr %27, i64 4
  store i32 %1, ptr %29, align 4, !tbaa !5
  br label %32

30:                                               ; preds = %22
  %31 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt4pairIiiEaSERKS0_(ptr noundef nonnull align 4 dereferenceable(8) %27, ptr noundef nonnull align 4 dereferenceable(8) %23)
  br label %32

32:                                               ; preds = %17, %30, %28, %4
  %.pre-phi = phi i64 [ %14, %17 ], [ %14, %30 ], [ %14, %28 ], [ 1, %4 ]
  %33 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @mx, i64 0, i64 %.pre-phi
  %34 = load i32, ptr %33, align 8, !tbaa !10
  %35 = getelementptr inbounds [100010 x %"struct.std::pair"], ptr @smx, i64 0, i64 %.pre-phi
  %36 = load i32, ptr %35, align 8, !tbaa !10
  %37 = add nsw i32 %36, %34
  %38 = getelementptr inbounds [100010 x i32], ptr @dp, i64 0, i64 %.pre-phi
  store i32 %37, ptr %38, align 4, !tbaa !11
  %39 = getelementptr inbounds [100010 x i32], ptr @head, i64 0, i64 %.pre-phi
  %.04045 = load i32, ptr %39, align 4, !tbaa !11
  %.not4446 = icmp eq i32 %.04045, 0
  br i1 %.not4446, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %45, %32
  ret void

.lr.ph:                                           ; preds = %32, %45
  %.04047 = phi i32 [ %.040, %45 ], [ %.04045, %32 ]
  %40 = sext i32 %.04047 to i64
  %41 = getelementptr inbounds [200020 x %struct.edge], ptr @e, i64 0, i64 %40
  %42 = load i32, ptr %41, align 8, !tbaa !12
  %43 = icmp eq i32 %42, %1
  br i1 %43, label %45, label %44

44:                                               ; preds = %.lr.ph
  tail call void @_Z5dfs_2ii(i32 noundef %42, i32 noundef %0)
  br label %45

45:                                               ; preds = %.lr.ph, %44
  %46 = getelementptr inbounds i8, ptr %41, i64 4
  %.040 = load i32, ptr %46, align 4, !tbaa !11
  %.not44 = icmp eq i32 %.040, 0
  br i1 %.not44, label %._crit_edge, label %.lr.ph, !llvm.loop !14
}

attributes #0 = { 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" }

!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, !7, i64 4}
!6 = !{!"_ZTSSt4pairIiiE", !7, i64 0, !7, i64 4}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !7, i64 0}
!13 = !{!"_ZTS4edge", !7, i64 0, !7, i64 4}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass