; LLVM IR from DarrenSweeney/3D-Physics-Engine :: Physics Engine/Imgui/imgui.ll (ZN5ImGui13ListBoxFooterEv)

; 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"

%struct.ImGuiAabb = type { %struct.ImVec2, %struct.ImVec2 }
%struct.ImVec2 = type { float, float }
%struct.ImGuiWindow = type { ptr, i32, i32, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, float, float, i8, i8, i8, i8, i8, i32, i8, i32, i32, i32, %struct.ImGuiDrawContext, %class.ImVector.11, %class.ImVector.12, %struct.ImGuiAabb, i32, float, %struct.ImGuiStorage, float, ptr, ptr, i32, i32, i32, i32, i32, i32 }
%struct.ImGuiDrawContext = type { %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, float, float, float, i32, i32, %struct.ImGuiAabb, i8, %class.ImVector.1, %class.ImVector.9, %class.ImVector.10, %class.ImVector.10, i32, ptr, float, float, i32, i32, %struct.ImVec2, float, float, i8, i32, %class.ImVector.10 }
%class.ImVector.1 = type { i64, i64, ptr }
%class.ImVector.9 = type { i64, i64, ptr }
%class.ImVector.10 = type { i64, i64, ptr }
%class.ImVector.11 = type { i64, i64, ptr }
%class.ImVector.12 = type { i64, i64, ptr }
%struct.ImGuiStorage = type { %class.ImVector.6 }
%class.ImVector.6 = type { i64, i64, 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ImGui13EndChildFrameEv() #2

; Function Attrs: mustprogress uwtable
declare hidden void @_ZL8ItemSizeRK9ImGuiAabbP6ImVec2(ptr noundef nonnull align 4 dereferenceable(16), ptr noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5ImGui13ListBoxFooterEv() #2 {
  %1 = alloca ptr, align 8
  %2 = alloca %struct.ImGuiAabb, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #5
  %3 = call noundef ptr @_ZL15GetParentWindowv()
  store ptr %3, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %2) #5
  %4 = load ptr, ptr %1, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.ImGuiWindow, ptr %4, i32 0, i32 20
  %6 = getelementptr inbounds %struct.ImGuiDrawContext, ptr %5, i32 0, i32 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %2, ptr align 4 %6, i64 16, i1 false), !tbaa.struct !9
  call void @_ZN5ImGui13EndChildFrameEv()
  %7 = getelementptr inbounds %struct.ImGuiAabb, ptr %2, i32 0, i32 0
  %8 = load ptr, ptr %1, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.ImGuiWindow, ptr %8, i32 0, i32 20
  %10 = getelementptr inbounds %struct.ImGuiDrawContext, ptr %9, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 4 %7, i64 8, i1 false), !tbaa.struct !12
  call void @_ZL8ItemSizeRK9ImGuiAabbP6ImVec2(ptr noundef nonnull align 4 dereferenceable(16) %2, ptr noundef null)
  call void @llvm.lifetime.end.p0(i64 16, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  ret void
}

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef ptr @_ZL15GetParentWindowv() #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { mustprogress uwtable "min-legal-vector-width"="64" "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 = { inlinehint 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 #5 = { 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 = !{i64 0, i64 4, !10, i64 4, i64 4, !10, i64 8, i64 4, !10, i64 12, i64 4, !10}
!10 = !{!11, !11, i64 0}
!11 = !{!"float", !7, i64 0}
!12 = !{i64 0, i64 4, !10, i64 4, i64 4, !10}


; 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"

%struct.ImGuiAabb = type { %struct.ImVec2, %struct.ImVec2 }
%struct.ImVec2 = type { float, float }

; 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ImGui13EndChildFrameEv() local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare hidden void @_ZL8ItemSizeRK9ImGuiAabbP6ImVec2(ptr noundef nonnull align 4 dereferenceable(16), ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5ImGui13ListBoxFooterEv() local_unnamed_addr #2 {
  %1 = alloca %struct.ImGuiAabb, align 8
  %2 = tail call noundef ptr @_ZL15GetParentWindowv()
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %1) #5
  %3 = getelementptr inbounds i8, ptr %2, i64 96
  %4 = getelementptr inbounds i8, ptr %2, i64 140
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 4 dereferenceable(16) %4, i64 16, i1 false), !tbaa.struct !5
  tail call void @_ZN5ImGui13EndChildFrameEv()
  %5 = load i64, ptr %1, align 8
  store i64 %5, ptr %3, align 8
  call void @_ZL8ItemSizeRK9ImGuiAabbP6ImVec2(ptr noundef nonnull align 4 dereferenceable(16) %1, ptr noundef null)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %1) #5
  ret void
}

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef ptr @_ZL15GetParentWindowv() local_unnamed_addr #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { mustprogress uwtable "min-legal-vector-width"="64" "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 = { inlinehint 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 #5 = { 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 = !{i64 0, i64 4, !6, i64 4, i64 4, !6, i64 8, i64 4, !6, i64 12, i64 4, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"float", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,TailCallElimPass