; LLVM IR from yuikns/panther :: ann/src/kd_tree.ll (ZN10ANNkd_treeD2Ev)

; 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.ANNkd_tree = type { %class.ANNpointSet, i32, i32, i32, ptr, ptr, ptr, ptr, ptr }
%class.ANNpointSet = type { ptr }

@_ZTV10ANNkd_tree = external dso_local unnamed_addr constant { [12 x ptr] }, align 8

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10ANNkd_treeD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 80) ({ [12 x ptr] }, ptr @_ZTV10ANNkd_tree, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 6
  %5 = load ptr, ptr %4, align 8, !tbaa !11
  %6 = icmp ne ptr %5, null
  br i1 %6, label %7, label %16

7:                                                ; preds = %1
  %8 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 6
  %9 = load ptr, ptr %8, align 8, !tbaa !11
  %10 = icmp eq ptr %9, null
  br i1 %10, label %15, label %11

11:                                               ; preds = %7
  %12 = load ptr, ptr %9, align 8, !tbaa !9
  %13 = getelementptr inbounds ptr, ptr %12, i64 1
  %14 = load ptr, ptr %13, align 8
  call void %14(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  br label %15

15:                                               ; preds = %11, %7
  br label %16

16:                                               ; preds = %15, %1
  %17 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 5
  %18 = load ptr, ptr %17, align 8, !tbaa !15
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %26

20:                                               ; preds = %16
  %21 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 5
  %22 = load ptr, ptr %21, align 8, !tbaa !15
  %23 = icmp eq ptr %22, null
  br i1 %23, label %25, label %24

24:                                               ; preds = %20
  call void @_ZdaPv(ptr noundef %22) #5
  br label %25

25:                                               ; preds = %24, %20
  br label %26

26:                                               ; preds = %25, %16
  %27 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 7
  %28 = load ptr, ptr %27, align 8, !tbaa !16
  %29 = icmp ne ptr %28, null
  br i1 %29, label %30, label %33

30:                                               ; preds = %26
  %31 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 7
  invoke void @_Z12annDeallocPtRPd(ptr noundef nonnull align 8 dereferenceable(8) %31)
          to label %32 unwind label %41

32:                                               ; preds = %30
  br label %33

33:                                               ; preds = %32, %26
  %34 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 8
  %35 = load ptr, ptr %34, align 8, !tbaa !17
  %36 = icmp ne ptr %35, null
  br i1 %36, label %37, label %40

37:                                               ; preds = %33
  %38 = getelementptr inbounds %class.ANNkd_tree, ptr %3, i32 0, i32 8
  invoke void @_Z12annDeallocPtRPd(ptr noundef nonnull align 8 dereferenceable(8) %38)
          to label %39 unwind label %41

39:                                               ; preds = %37
  br label %40

40:                                               ; preds = %39, %33
  call void @_ZN11ANNpointSetD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  ret void

41:                                               ; preds = %37, %30
  %42 = landingpad { ptr, i32 }
          catch ptr null
  %43 = extractvalue { ptr, i32 } %42, 0
  call void @__clang_call_terminate(ptr %43) #6
  unreachable
}

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #1

declare void @_Z12annDeallocPtRPd(ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN11ANNpointSetD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) 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 = { nobuiltin nounwind "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 = { "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 = { noinline noreturn nounwind uwtable "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 }
attributes #5 = { builtin nounwind }
attributes #6 = { noreturn 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !6, i64 40}
!12 = !{!"_ZTS10ANNkd_tree", !13, i64 0, !14, i64 8, !14, i64 12, !14, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56}
!13 = !{!"_ZTS11ANNpointSet"}
!14 = !{!"int", !7, i64 0}
!15 = !{!12, !6, i64 32}
!16 = !{!12, !6, i64 48}
!17 = !{!12, !6, i64 56}


; 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"

@_ZTV10ANNkd_tree = external dso_local unnamed_addr constant { [12 x ptr] }, align 8

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10ANNkd_treeD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  store ptr getelementptr inbounds inrange(-16, 80) (i8, ptr @_ZTV10ANNkd_tree, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 40
  %3 = load ptr, ptr %2, align 8, !tbaa !8
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %8, label %4

4:                                                ; preds = %1
  %5 = load ptr, ptr %3, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 8
  %7 = load ptr, ptr %6, align 8
  tail call void %7(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  br label %8

8:                                                ; preds = %4, %1
  %9 = getelementptr inbounds i8, ptr %0, i64 32
  %10 = load ptr, ptr %9, align 8, !tbaa !14
  %.not2 = icmp eq ptr %10, null
  br i1 %.not2, label %12, label %11

11:                                               ; preds = %8
  tail call void @_ZdaPv(ptr noundef nonnull %10) #5
  br label %12

12:                                               ; preds = %11, %8
  %13 = getelementptr inbounds i8, ptr %0, i64 48
  %14 = load ptr, ptr %13, align 8, !tbaa !15
  %.not3 = icmp eq ptr %14, null
  br i1 %.not3, label %16, label %15

15:                                               ; preds = %12
  invoke void @_Z12annDeallocPtRPd(ptr noundef nonnull align 8 dereferenceable(8) %13)
          to label %16 unwind label %21

16:                                               ; preds = %15, %12
  %17 = getelementptr inbounds i8, ptr %0, i64 56
  %18 = load ptr, ptr %17, align 8, !tbaa !16
  %.not4 = icmp eq ptr %18, null
  br i1 %.not4, label %20, label %19

19:                                               ; preds = %16
  invoke void @_Z12annDeallocPtRPd(ptr noundef nonnull align 8 dereferenceable(8) %17)
          to label %20 unwind label %21

20:                                               ; preds = %19, %16
  tail call void @_ZN11ANNpointSetD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %0) #4
  ret void

21:                                               ; preds = %19, %15
  %22 = landingpad { ptr, i32 }
          catch ptr null
  %23 = extractvalue { ptr, i32 } %22, 0
  tail call void @__clang_call_terminate(ptr %23) #6
  unreachable
}

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) local_unnamed_addr #1

declare void @_Z12annDeallocPtRPd(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN11ANNpointSetD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) 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 = { nobuiltin nounwind "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 = { "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 = { noinline noreturn nounwind uwtable "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 }
attributes #5 = { builtin nounwind }
attributes #6 = { noreturn nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !13, i64 40}
!9 = !{!"_ZTS10ANNkd_tree", !10, i64 0, !11, i64 8, !11, i64 12, !11, i64 16, !13, i64 24, !13, i64 32, !13, i64 40, !13, i64 48, !13, i64 56}
!10 = !{!"_ZTS11ANNpointSet"}
!11 = !{!"int", !12, i64 0}
!12 = !{!"omnipotent char", !7, i64 0}
!13 = !{!"any pointer", !12, i64 0}
!14 = !{!9, !13, i64 32}
!15 = !{!9, !13, i64 48}
!16 = !{!9, !13, i64 56}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass