; LLVM IR from modlfo/AudioEngine :: AudioEngine/JuceLibraryCode/juce_gui_extra.ll (ZN4juce12CodeDocument8IteratoraSERKS1_)

; 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::CharPointer_UTF8" = type { ptr }
%"class.juce::CodeDocument::Iterator" = type { ptr, %"class.juce::CharPointer_UTF8", i32, 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 void @_ZN4juce16CharPointer_UTF8C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZN4juce12CodeDocument8IteratoraSERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #2 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.juce::CharPointer_UTF8", align 8
  %6 = alloca %"class.juce::CharPointer_UTF8", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %8, i32 0, i32 0
  %10 = load ptr, ptr %9, align 8, !tbaa !9
  %11 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %7, i32 0, i32 0
  store ptr %10, ptr %11, align 8, !tbaa !9
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %12, i32 0, i32 1
  call void @_ZN4juce16CharPointer_UTF8C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %13) #3
  %14 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %7, i32 0, i32 1
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @_ZN4juce16CharPointer_UTF8aSES0_(ptr dead_on_unwind writable sret(%"class.juce::CharPointer_UTF8") align 8 %6, ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %15, i32 0, i32 2
  %17 = load i32, ptr %16, align 8, !tbaa !13
  %18 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %7, i32 0, i32 2
  store i32 %17, ptr %18, align 8, !tbaa !13
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %19, i32 0, i32 3
  %21 = load i32, ptr %20, align 4, !tbaa !14
  %22 = getelementptr inbounds %"class.juce::CodeDocument::Iterator", ptr %7, i32 0, i32 3
  store i32 %21, ptr %22, align 4, !tbaa !14
  ret ptr %7
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN4juce16CharPointer_UTF8aSES0_(ptr dead_on_unwind noalias writable sret(%"class.juce::CharPointer_UTF8") align 8, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1 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, !6, i64 0}
!10 = !{!"_ZTSN4juce12CodeDocument8IteratorE", !6, i64 0, !11, i64 8, !12, i64 16, !12, i64 20}
!11 = !{!"_ZTSN4juce16CharPointer_UTF8E", !6, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!10, !12, i64 16}
!14 = !{!10, !12, i64 20}


; 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.juce::CharPointer_UTF8" = type { ptr }

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

; Function Attrs: mustprogress 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 void @_ZN4juce16CharPointer_UTF8C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZN4juce12CodeDocument8IteratoraSERKS1_(ptr noundef nonnull returned align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #2 align 2 {
  %3 = alloca %"class.juce::CharPointer_UTF8", align 8
  %4 = alloca %"class.juce::CharPointer_UTF8", align 8
  %5 = load ptr, ptr %1, align 8, !tbaa !5
  store ptr %5, ptr %0, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %1, i64 8
  call void @_ZN4juce16CharPointer_UTF8C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  call void @_ZN4juce16CharPointer_UTF8aSES0_(ptr dead_on_unwind nonnull writable sret(%"class.juce::CharPointer_UTF8") align 8 %4, ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  %8 = getelementptr inbounds i8, ptr %1, i64 16
  %9 = getelementptr inbounds i8, ptr %0, i64 16
  %10 = load <2 x i32>, ptr %8, align 8, !tbaa !12
  store <2 x i32> %10, ptr %9, align 8, !tbaa !12
  ret ptr %0
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN4juce16CharPointer_UTF8aSES0_(ptr dead_on_unwind noalias writable sret(%"class.juce::CharPointer_UTF8") align 8, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress 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, !7, i64 0}
!6 = !{!"_ZTSN4juce12CodeDocument8IteratorE", !7, i64 0, !10, i64 8, !11, i64 16, !11, i64 20}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN4juce16CharPointer_UTF8E", !7, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!11, !11, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass