; LLVM IR from modlfo/AudioEngine :: AudioEngine/JuceLibraryCode/juce_audio_utils.ll (ZN4juce24AudioVisualiserComponent5clearEv)

; 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::AudioVisualiserComponent" = type { %"class.juce::Component.base", %"class.juce::Timer", %"class.juce::OwnedArray.148", i32, i32, %"class.juce::Colour", %"class.juce::Colour" }
%"class.juce::Component.base" = type <{ %"class.juce::MouseListener", %"class.juce::String", %"class.juce::String", ptr, %"class.juce::Rectangle", %"class.juce::ScopedPointer", %"class.juce::ScopedPointer.0", %"class.juce::Array", ptr, %"class.juce::MouseCursor", ptr, %"class.juce::ScopedPointer.1", %"class.juce::ScopedPointer.2", %"class.juce::ScopedPointer.3", %"class.juce::ListenerList", %"class.juce::NamedValueSet", %"class.juce::WeakReference<juce::Component>::Master", %union.anon, i8 }>
%"class.juce::MouseListener" = type { ptr }
%"class.juce::String" = type { %"class.juce::CharPointer_UTF8" }
%"class.juce::CharPointer_UTF8" = type { ptr }
%"class.juce::Rectangle" = type { %"class.juce::Point", i32, i32 }
%"class.juce::Point" = type { i32, i32 }
%"class.juce::ScopedPointer" = type { ptr }
%"class.juce::ScopedPointer.0" = type { ptr }
%"class.juce::Array" = type { %"class.juce::ArrayAllocationBase", i32, [4 x i8] }
%"class.juce::ArrayAllocationBase" = type <{ %"class.juce::HeapBlock", i32, [4 x i8] }>
%"class.juce::HeapBlock" = type { ptr }
%"class.juce::MouseCursor" = type { ptr }
%"class.juce::ScopedPointer.1" = type { ptr }
%"class.juce::ScopedPointer.2" = type { ptr }
%"class.juce::ScopedPointer.3" = type { ptr }
%"class.juce::ListenerList" = type { %"class.juce::Array.4" }
%"class.juce::Array.4" = type { %"class.juce::ArrayAllocationBase.5", i32, [4 x i8] }
%"class.juce::ArrayAllocationBase.5" = type <{ %"class.juce::HeapBlock.6", i32, [4 x i8] }>
%"class.juce::HeapBlock.6" = type { ptr }
%"class.juce::NamedValueSet" = type { %"class.juce::Array.9" }
%"class.juce::Array.9" = type { %"class.juce::ArrayAllocationBase.10", i32, [4 x i8] }
%"class.juce::ArrayAllocationBase.10" = type <{ %"class.juce::HeapBlock.11", i32, [4 x i8] }>
%"class.juce::HeapBlock.11" = type { ptr }
%"class.juce::WeakReference<juce::Component>::Master" = type { %"class.juce::ReferenceCountedObjectPtr" }
%"class.juce::ReferenceCountedObjectPtr" = type { ptr }
%union.anon = type { i32 }
%"class.juce::Timer" = type { ptr, i32, i32, ptr, ptr }
%"class.juce::OwnedArray.148" = type { %"class.juce::ArrayAllocationBase.149", i32, [4 x i8] }
%"class.juce::ArrayAllocationBase.149" = type <{ %"class.juce::HeapBlock.150", i32, [4 x i8] }>
%"class.juce::HeapBlock.150" = type { ptr }
%"class.juce::Colour" = type { %"class.juce::PixelARGB" }
%"class.juce::PixelARGB" = type { %union.anon.153 }
%union.anon.153 = type { i32 }

; 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: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20), i32 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4juce24AudioVisualiserComponent5clearEv(ptr noundef nonnull align 8 dereferenceable(272) %0) #2 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %5

5:                                                ; preds = %15, %1
  %6 = load i32, ptr %3, align 4, !tbaa !9
  %7 = getelementptr inbounds %"class.juce::AudioVisualiserComponent", ptr %4, i32 0, i32 2
  %8 = call noundef i32 @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20) %7) #3
  %9 = icmp slt i32 %6, %8
  br i1 %9, label %11, label %10

10:                                               ; preds = %5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %18

11:                                               ; preds = %5
  %12 = getelementptr inbounds %"class.juce::AudioVisualiserComponent", ptr %4, i32 0, i32 2
  %13 = load i32, ptr %3, align 4, !tbaa !9
  %14 = call noundef ptr @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20) %12, i32 noundef %13) #3
  call void @_ZN4juce24AudioVisualiserComponent11ChannelInfo5clearEv(ptr noundef nonnull align 8 dereferenceable(48) %14) #3
  br label %15

15:                                               ; preds = %11
  %16 = load i32, ptr %3, align 4, !tbaa !9
  %17 = add nsw i32 %16, 1
  store i32 %17, ptr %3, align 4, !tbaa !9
  br label %5, !llvm.loop !11

18:                                               ; preds = %10
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4juce24AudioVisualiserComponent11ChannelInfo5clearEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20), i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4juce24AudioVisualiserComponent5clearEv(ptr noundef nonnull align 8 dereferenceable(272) %0) local_unnamed_addr #1 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 232
  %3 = tail call noundef i32 @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20) %2) #2
  %4 = icmp sgt i32 %3, 0
  br i1 %4, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %1
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %.03 = phi i32 [ %6, %.lr.ph ], [ 0, %1 ]
  %5 = tail call noundef ptr @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE12getUncheckedEi(ptr noundef nonnull align 8 dereferenceable(20) %2, i32 noundef %.03) #2
  tail call void @_ZN4juce24AudioVisualiserComponent11ChannelInfo5clearEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #2
  %6 = add nuw nsw i32 %.03, 1
  %7 = tail call noundef i32 @_ZNK4juce10OwnedArrayINS_24AudioVisualiserComponent11ChannelInfoENS_20DummyCriticalSectionEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(20) %2) #2
  %8 = icmp slt i32 %6, %7
  br i1 %8, label %.lr.ph, label %._crit_edge, !llvm.loop !5
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4juce24AudioVisualiserComponent11ChannelInfo5clearEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

attributes #0 = { 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 #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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass