; LLVM IR from TheAlgorithms/C-Plus-Plus :: range_queries/segtree.ll (Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm)

; 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"

; Function Attrs: mustprogress uwtable
define dso_local void @_Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1, i64 noundef %2, i64 noundef %3, i64 noundef %4) #0 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store i64 %2, ptr %8, align 8, !tbaa !9
  store i64 %3, ptr %9, align 8, !tbaa !9
  store i64 %4, ptr %10, align 8, !tbaa !9
  %12 = load i64, ptr %8, align 8, !tbaa !9
  %13 = load i64, ptr %9, align 8, !tbaa !9
  %14 = icmp eq i64 %12, %13
  br i1 %14, label %15, label %23

15:                                               ; preds = %5
  %16 = load ptr, ptr %6, align 8, !tbaa !5
  %17 = load i64, ptr %8, align 8, !tbaa !9
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %17) #3
  %19 = load i64, ptr %18, align 8, !tbaa !9
  %20 = load ptr, ptr %7, align 8, !tbaa !5
  %21 = load i64, ptr %10, align 8, !tbaa !9
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %21) #3
  store i64 %19, ptr %22, align 8, !tbaa !9
  br label %59

23:                                               ; preds = %5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %24 = load i64, ptr %8, align 8, !tbaa !9
  %25 = load i64, ptr %9, align 8, !tbaa !9
  %26 = add i64 %24, %25
  %27 = udiv i64 %26, 2
  store i64 %27, ptr %11, align 8, !tbaa !9
  %28 = load ptr, ptr %6, align 8, !tbaa !5
  %29 = load ptr, ptr %7, align 8, !tbaa !5
  %30 = load i64, ptr %8, align 8, !tbaa !9
  %31 = load i64, ptr %11, align 8, !tbaa !9
  %32 = load i64, ptr %10, align 8, !tbaa !9
  %33 = mul i64 2, %32
  %34 = add i64 %33, 1
  call void @_Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm(ptr noundef nonnull align 8 dereferenceable(24) %28, ptr noundef %29, i64 noundef %30, i64 noundef %31, i64 noundef %34)
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = load ptr, ptr %7, align 8, !tbaa !5
  %37 = load i64, ptr %11, align 8, !tbaa !9
  %38 = add i64 %37, 1
  %39 = load i64, ptr %9, align 8, !tbaa !9
  %40 = load i64, ptr %10, align 8, !tbaa !9
  %41 = mul i64 2, %40
  %42 = add i64 %41, 2
  call void @_Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm(ptr noundef nonnull align 8 dereferenceable(24) %35, ptr noundef %36, i64 noundef %38, i64 noundef %39, i64 noundef %42)
  %43 = load ptr, ptr %7, align 8, !tbaa !5
  %44 = load i64, ptr %10, align 8, !tbaa !9
  %45 = mul i64 2, %44
  %46 = add i64 %45, 1
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %43, i64 noundef %46) #3
  %48 = load i64, ptr %47, align 8, !tbaa !9
  %49 = load ptr, ptr %7, align 8, !tbaa !5
  %50 = load i64, ptr %10, align 8, !tbaa !9
  %51 = mul i64 2, %50
  %52 = add i64 %51, 2
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %49, i64 noundef %52) #3
  %54 = load i64, ptr %53, align 8, !tbaa !9
  %55 = add nsw i64 %48, %54
  %56 = load ptr, ptr %7, align 8, !tbaa !5
  %57 = load i64, ptr %10, align 8, !tbaa !9
  %58 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %56, i64 noundef %57) #3
  store i64 %55, ptr %58, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  br label %59

59:                                               ; preds = %23, %15
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

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

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

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 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}


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

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1, i64 noundef %2, i64 noundef %3, i64 noundef %4) local_unnamed_addr #0 {
  %6 = icmp eq i64 %2, %3
  br i1 %6, label %7, label %11

7:                                                ; preds = %5
  %8 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %2) #1
  %9 = load i64, ptr %8, align 8, !tbaa !5
  br label %common.ret

common.ret:                                       ; preds = %7, %11
  %.sink = phi i64 [ %9, %7 ], [ %22, %11 ]
  %10 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %4) #1
  store i64 %.sink, ptr %10, align 8, !tbaa !5
  ret void

11:                                               ; preds = %5
  %12 = add i64 %3, %2
  %13 = lshr i64 %12, 1
  %14 = shl i64 %4, 1
  %15 = or disjoint i64 %14, 1
  tail call void @_Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1, i64 noundef %2, i64 noundef %13, i64 noundef %15)
  %16 = add nuw i64 %13, 1
  %17 = add i64 %14, 2
  tail call void @_Z8ConsTreeRKSt6vectorIlSaIlEEPS1_mmm(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1, i64 noundef %16, i64 noundef %3, i64 noundef %17)
  %18 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %15) #1
  %19 = load i64, ptr %18, align 8, !tbaa !5
  %20 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %17) #1
  %21 = load i64, ptr %20, align 8, !tbaa !5
  %22 = add nsw i64 %21, %19
  br label %common.ret
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

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" }
attributes #1 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass