; LLVM IR from viveakrt/Competitive-programing :: SPOJ/qtree5.ll (Z5buildii)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@adj = external dso_local global [100001 x %"class.std::vector"], align 16
@pa = external dso_local global [100001 x i32], align 16
@sz = external dso_local global [100001 x i32], align 16
@blocked = external dso_local global [100001 x i8], align 16

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5buildii(i32 noundef %0, i32 noundef %1) #0 {
  %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
  %9 = alloca ptr, align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca ptr, align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  %18 = load i32, ptr %3, align 4, !tbaa !5
  call void @_Z3dfsii(i32 noundef %18, i32 noundef 0)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  %19 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %19, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %20

20:                                               ; preds = %78, %2
  br label %21

21:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %22 = load i32, ptr %5, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [100001 x %"class.std::vector"], ptr @adj, i64 0, i64 %23
  store ptr %24, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %25 = load ptr, ptr %9, align 8, !tbaa !9
  %26 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %25) #4
  %27 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %26, ptr %27, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %28 = load ptr, ptr %9, align 8, !tbaa !9
  %29 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %28) #4
  %30 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %29, ptr %30, align 8
  br label %31

31:                                               ; preds = %61, %21
  %32 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  br i1 %32, label %34, label %33

33:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  br label %63

34:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  %36 = load i32, ptr %35, align 4, !tbaa !5
  store i32 %36, ptr %12, align 4, !tbaa !5
  %37 = load i32, ptr %12, align 4, !tbaa !5
  %38 = load i32, ptr %6, align 4, !tbaa !5
  %39 = icmp ne i32 %37, %38
  br i1 %39, label %40, label %60

40:                                               ; preds = %34
  %41 = load i32, ptr %12, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [100001 x i8], ptr @blocked, i64 0, i64 %42
  %44 = load i8, ptr %43, align 1, !tbaa !11, !range !13, !noundef !14
  %45 = trunc i8 %44 to i1
  br i1 %45, label %60, label %46

46:                                               ; preds = %40
  %47 = load i32, ptr %12, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds [100001 x i32], ptr @sz, i64 0, i64 %48
  %50 = load i32, ptr %49, align 4, !tbaa !5
  %51 = load i32, ptr %7, align 4, !tbaa !5
  %52 = icmp sgt i32 %50, %51
  br i1 %52, label %53, label %59

53:                                               ; preds = %46
  %54 = load i32, ptr %12, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [100001 x i32], ptr @sz, i64 0, i64 %55
  %57 = load i32, ptr %56, align 4, !tbaa !5
  store i32 %57, ptr %7, align 4, !tbaa !5
  %58 = load i32, ptr %12, align 4, !tbaa !5
  store i32 %58, ptr %8, align 4, !tbaa !5
  br label %59

59:                                               ; preds = %53, %46
  br label %60

60:                                               ; preds = %59, %40, %34
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %61

61:                                               ; preds = %60
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br label %31

63:                                               ; preds = %33
  %64 = load i32, ptr %7, align 4, !tbaa !5
  %65 = mul nsw i32 %64, 2
  %66 = load i32, ptr %3, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = getelementptr inbounds [100001 x i32], ptr @sz, i64 0, i64 %67
  %69 = load i32, ptr %68, align 4, !tbaa !5
  %70 = icmp sgt i32 %65, %69
  br i1 %70, label %71, label %74

71:                                               ; preds = %63
  %72 = load i32, ptr %5, align 4, !tbaa !5
  store i32 %72, ptr %6, align 4, !tbaa !5
  %73 = load i32, ptr %8, align 4, !tbaa !5
  store i32 %73, ptr %5, align 4, !tbaa !5
  br label %75

74:                                               ; preds = %63
  store i32 3, ptr %13, align 4
  br label %76

75:                                               ; preds = %71
  store i32 0, ptr %13, align 4
  br label %76

76:                                               ; preds = %75, %74
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  %77 = load i32, ptr %13, align 4
  switch i32 %77, label %114 [
    i32 0, label %78
    i32 3, label %79
  ]

78:                                               ; preds = %76
  br label %20, !llvm.loop !15

79:                                               ; preds = %76
  %80 = load i32, ptr %4, align 4, !tbaa !5
  %81 = load i32, ptr %5, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds [100001 x i32], ptr @pa, i64 0, i64 %82
  store i32 %80, ptr %83, align 4, !tbaa !5
  %84 = load i32, ptr %5, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [100001 x i8], ptr @blocked, i64 0, i64 %85
  store i8 1, ptr %86, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  %87 = load i32, ptr %5, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds [100001 x %"class.std::vector"], ptr @adj, i64 0, i64 %88
  store ptr %89, ptr %14, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %90 = load ptr, ptr %14, align 8, !tbaa !9
  %91 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %90) #4
  %92 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %91, ptr %92, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  %93 = load ptr, ptr %14, align 8, !tbaa !9
  %94 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %93) #4
  %95 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %94, ptr %95, align 8
  br label %96

96:                                               ; preds = %111, %79
  %97 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #4
  br i1 %97, label %99, label %98

98:                                               ; preds = %96
  store i32 6, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  br label %113

99:                                               ; preds = %96
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #4
  %100 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  %101 = load i32, ptr %100, align 4, !tbaa !5
  store i32 %101, ptr %17, align 4, !tbaa !5
  %102 = load i32, ptr %17, align 4, !tbaa !5
  %103 = sext i32 %102 to i64
  %104 = getelementptr inbounds [100001 x i8], ptr @blocked, i64 0, i64 %103
  %105 = load i8, ptr %104, align 1, !tbaa !11, !range !13, !noundef !14
  %106 = trunc i8 %105 to i1
  br i1 %106, label %110, label %107

107:                                              ; preds = %99
  %108 = load i32, ptr %17, align 4, !tbaa !5
  %109 = load i32, ptr %5, align 4, !tbaa !5
  call void @_Z5buildii(i32 noundef %108, i32 noundef %109)
  br label %110

110:                                              ; preds = %107, %99
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  br label %111

111:                                              ; preds = %110
  %112 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  br label %96

113:                                              ; preds = %98
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  ret void

114:                                              ; preds = %76
  unreachable
}

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 = { 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 #4 = { 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, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!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"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@adj = external dso_local global [100001 x %"class.std::vector"], align 16
@pa = external dso_local local_unnamed_addr global [100001 x i32], align 16
@sz = external dso_local local_unnamed_addr global [100001 x i32], align 16
@blocked = external dso_local local_unnamed_addr global [100001 x i8], align 16

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5buildii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  tail call void @_Z3dfsii(i32 noundef %0, i32 noundef 0)
  %7 = sext i32 %0 to i64
  %8 = getelementptr inbounds [100001 x i32], ptr @sz, i64 0, i64 %7
  br label %9

9:                                                ; preds = %._crit_edge, %2
  %.030 = phi i32 [ undef, %2 ], [ %.131.lcssa, %._crit_edge ]
  %.025 = phi i32 [ 0, %2 ], [ %.0, %._crit_edge ]
  %.0 = phi i32 [ %0, %2 ], [ %.131.lcssa, %._crit_edge ]
  %10 = sext i32 %.0 to i64
  %11 = getelementptr inbounds [100001 x %"class.std::vector"], ptr @adj, i64 0, i64 %10
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %12 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %12, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %13 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %13, ptr %4, align 8
  %14 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %29, %9
  %.131.lcssa = phi i32 [ %.030, %9 ], [ %.2, %29 ]
  %.028.lcssa = phi i32 [ 0, %9 ], [ %.129, %29 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  %15 = shl nuw nsw i32 %.028.lcssa, 1
  %16 = load i32, ptr %8, align 4, !tbaa !5
  %17 = icmp sgt i32 %15, %16
  br i1 %17, label %9, label %32

.lr.ph:                                           ; preds = %9, %29
  %.02836 = phi i32 [ %.129, %29 ], [ 0, %9 ]
  %.13135 = phi i32 [ %.2, %29 ], [ %.030, %9 ]
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %19 = load i32, ptr %18, align 4, !tbaa !5
  %.not = icmp eq i32 %19, %.025
  br i1 %.not, label %29, label %20

20:                                               ; preds = %.lr.ph
  %21 = sext i32 %19 to i64
  %22 = getelementptr inbounds [100001 x i8], ptr @blocked, i64 0, i64 %21
  %23 = load i8, ptr %22, align 1, !tbaa !9, !range !11, !noundef !12
  %24 = trunc nuw i8 %23 to i1
  br i1 %24, label %29, label %25

25:                                               ; preds = %20
  %26 = getelementptr inbounds [100001 x i32], ptr @sz, i64 0, i64 %21
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %28 = icmp sgt i32 %27, %.02836
  %spec.select = select i1 %28, i32 %19, i32 %.13135
  %spec.select34 = call i32 @llvm.smax.i32(i32 %27, i32 %.02836)
  br label %29

29:                                               ; preds = %25, %20, %.lr.ph
  %.2 = phi i32 [ %.13135, %20 ], [ %.13135, %.lr.ph ], [ %spec.select, %25 ]
  %.129 = phi i32 [ %.02836, %20 ], [ %.02836, %.lr.ph ], [ %spec.select34, %25 ]
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %31 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  br i1 %31, label %.lr.ph, label %._crit_edge

32:                                               ; preds = %._crit_edge
  %33 = getelementptr inbounds [100001 x i32], ptr @pa, i64 0, i64 %10
  store i32 %1, ptr %33, align 4, !tbaa !5
  %34 = getelementptr inbounds [100001 x i8], ptr @blocked, i64 0, i64 %10
  store i8 1, ptr %34, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %35 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %35, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %36 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %36, ptr %6, align 8
  %37 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  br i1 %37, label %.lr.ph40, label %._crit_edge41

._crit_edge41:                                    ; preds = %45, %32
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  ret void

.lr.ph40:                                         ; preds = %32, %45
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [100001 x i8], ptr @blocked, i64 0, i64 %40
  %42 = load i8, ptr %41, align 1, !tbaa !9, !range !11, !noundef !12
  %43 = trunc nuw i8 %42 to i1
  br i1 %43, label %45, label %44

44:                                               ; preds = %.lr.ph40
  call void @_Z5buildii(i32 noundef %39, i32 noundef %.0)
  br label %45

45:                                               ; preds = %44, %.lr.ph40
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  %47 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  br i1 %47, label %.lr.ph40, label %._crit_edge41
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #4

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 = { 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 #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { 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, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}


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