; LLVM IR from modlfo/AudioEngine :: AudioEngine/JuceLibraryCode (juce_gui_basics)

; 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.juce::TreeViewItem" = type <{ ptr, ptr, ptr, %"class.juce::OwnedArray.338", i32, i32, i32, i32, i32, i32, i8, [7 x i8] }>
%"class.juce::OwnedArray.338" = type { %"class.juce::ArrayAllocationBase.339", i32, [4 x i8] }
%"class.juce::ArrayAllocationBase.339" = type <{ %"class.juce::HeapBlock.340", i32, [4 x i8] }>
%"class.juce::HeapBlock.340" = type { ptr }

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

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef ptr @_ZN4juce12TreeViewItem24getDeepestOpenParentItemEv(ptr noundef nonnull align 8 dereferenceable(73) %0) #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #2
  store ptr %5, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #2
  store ptr %5, ptr %4, align 8, !tbaa !5
  br label %6

6:                                                ; preds = %19, %1
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = getelementptr inbounds %"class.juce::TreeViewItem", ptr %7, i32 0, i32 2
  %9 = load ptr, ptr %8, align 8, !tbaa !9
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %20

11:                                               ; preds = %6
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds %"class.juce::TreeViewItem", ptr %12, i32 0, i32 2
  %14 = load ptr, ptr %13, align 8, !tbaa !9
  store ptr %14, ptr %4, align 8, !tbaa !5
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = call noundef zeroext i1 @_ZNK4juce12TreeViewItem6isOpenEv(ptr noundef nonnull align 8 dereferenceable(73) %15) #2
  br i1 %16, label %19, label %17

17:                                               ; preds = %11
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %18, ptr %3, align 8, !tbaa !5
  br label %19

19:                                               ; preds = %17, %11
  br label %6, !llvm.loop !16

20:                                               ; preds = %6
  %21 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #2
  ret ptr %21
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4juce12TreeViewItem6isOpenEv(ptr noundef nonnull align 8 dereferenceable(73)) #1 align 2

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 = { 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, !6, i64 16}
!10 = !{!"_ZTSN4juce12TreeViewItemE", !6, i64 8, !6, i64 16, !11, i64 24, !14, i64 48, !14, i64 52, !14, i64 56, !14, i64 60, !14, i64 64, !14, i64 68, !15, i64 72, !15, i64 72, !15, i64 72, !15, i64 72, !15, i64 72, !15, i64 72, !14, i64 72}
!11 = !{!"_ZTSN4juce10OwnedArrayINS_12TreeViewItemENS_20DummyCriticalSectionEEE", !12, i64 0, !14, i64 16}
!12 = !{!"_ZTSN4juce19ArrayAllocationBaseIPNS_12TreeViewItemENS_20DummyCriticalSectionEEE", !13, i64 0, !14, i64 8}
!13 = !{!"_ZTSN4juce9HeapBlockIPNS_12TreeViewItemELb0EEE", !6, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{!"bool", !7, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"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"

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef nonnull ptr @_ZN4juce12TreeViewItem24getDeepestOpenParentItemEv(ptr noundef nonnull readonly align 8 dereferenceable(73) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %.not8 = icmp eq ptr %3, null
  br i1 %.not8, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %1, %.lr.ph
  %4 = phi ptr [ %7, %.lr.ph ], [ %3, %1 ]
  %.069 = phi ptr [ %spec.select, %.lr.ph ], [ %0, %1 ]
  %5 = tail call noundef zeroext i1 @_ZNK4juce12TreeViewItem6isOpenEv(ptr noundef nonnull align 8 dereferenceable(73) %4) #1
  %spec.select = select i1 %5, ptr %.069, ptr %4
  %6 = getelementptr inbounds i8, ptr %4, i64 16
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  %.not = icmp eq ptr %7, null
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !15

._crit_edge:                                      ; preds = %.lr.ph, %1
  %.06.lcssa = phi ptr [ %0, %1 ], [ %spec.select, %.lr.ph ]
  ret ptr %.06.lcssa
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4juce12TreeViewItem6isOpenEv(ptr noundef nonnull align 8 dereferenceable(73)) 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, !7, i64 16}
!6 = !{!"_ZTSN4juce12TreeViewItemE", !7, i64 8, !7, i64 16, !10, i64 24, !13, i64 48, !13, i64 52, !13, i64 56, !13, i64 60, !13, i64 64, !13, i64 68, !14, i64 72, !14, i64 72, !14, i64 72, !14, i64 72, !14, i64 72, !14, i64 72, !13, i64 72}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN4juce10OwnedArrayINS_12TreeViewItemENS_20DummyCriticalSectionEEE", !11, i64 0, !13, i64 16}
!11 = !{!"_ZTSN4juce19ArrayAllocationBaseIPNS_12TreeViewItemENS_20DummyCriticalSectionEEE", !12, i64 0, !13, i64 8}
!12 = !{!"_ZTSN4juce9HeapBlockIPNS_12TreeViewItemELb0EEE", !7, i64 0}
!13 = !{!"int", !8, i64 0}
!14 = !{!"bool", !8, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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