; LLVM IR from yangfengzzz/DigitalVox4 :: editor/imgui_node_editor.ll (ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_)

; 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.ImRect = type { %struct.ImVec2, %struct.ImVec2 }
%struct.ImVec2 = type { float, float }
%"struct.vox::NodeEditor::Detail::NodeBuilder" = type { ptr, ptr, ptr, %struct.ImRect, %struct.ImRect, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, i8, i8, %struct.ImRect, i8, %struct.ImDrawListSplitter, %struct.ImDrawListSplitter }
%struct.ImDrawListSplitter = type { i32, i32, %struct.ImVector.5 }
%struct.ImVector.5 = type { i32, i32, ptr }
%"struct.vox::NodeEditor::Detail::Pin" = type <{ %"struct.vox::NodeEditor::Detail::Object.base", [7 x i8], %"struct.vox::NodeEditor::PinId", i32, [4 x i8], ptr, %struct.ImRect, %struct.ImRect, ptr, i32, i32, float, float, i32, %struct.ImVec2, float, float, float, float, i8, i8, [2 x i8] }>
%"struct.vox::NodeEditor::Detail::Object.base" = type <{ ptr, ptr, i8 }>
%"struct.vox::NodeEditor::PinId" = type { %"struct.vox::NodeEditor::Details::SafePointerType" }
%"struct.vox::NodeEditor::Details::SafePointerType" = type { %"struct.vox::NodeEditor::Details::SafeType" }
%"struct.vox::NodeEditor::Details::SafeType" = type { i64 }

@.str.1 = external hidden unnamed_addr constant [86 x i8], align 1
@.str.61 = external hidden unnamed_addr constant [24 x i8], align 1
@__PRETTY_FUNCTION__._ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_ = external hidden unnamed_addr constant [83 x i8], align 1

; 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: 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 nounwind uwtable
declare dso_local void @_ZN6ImRectC2ERK6ImVec2S2_(ptr noundef nonnull align 4 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6ImRect5FloorEv(ptr noundef nonnull align 4 dereferenceable(16)) #2 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_(ptr noundef nonnull align 8 dereferenceable(152) %0, ptr noundef nonnull align 4 dereferenceable(8) %1, ptr noundef nonnull align 4 dereferenceable(8) %2) #4 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %struct.ImRect, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8
  %9 = getelementptr inbounds %"struct.vox::NodeEditor::Detail::NodeBuilder", ptr %8, i32 0, i32 2
  %10 = load ptr, ptr %9, align 8, !tbaa !9
  %11 = icmp ne ptr null, %10
  br i1 %11, label %12, label %13

12:                                               ; preds = %3
  br label %15

13:                                               ; preds = %3
  call void @__assert_fail(ptr noundef @.str.61, ptr noundef @.str.1, i32 noundef 4386, ptr noundef @__PRETTY_FUNCTION__._ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_) #5
  unreachable

14:                                               ; No predecessors!
  br label %15

15:                                               ; preds = %14, %12
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #6
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  call void @_ZN6ImRectC2ERK6ImVec2S2_(ptr noundef nonnull align 4 dereferenceable(16) %7, ptr noundef nonnull align 4 dereferenceable(8) %16, ptr noundef nonnull align 4 dereferenceable(8) %17)
  %18 = getelementptr inbounds %"struct.vox::NodeEditor::Detail::NodeBuilder", ptr %8, i32 0, i32 2
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  %20 = getelementptr inbounds %"struct.vox::NodeEditor::Detail::Pin", ptr %19, i32 0, i32 6
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %20, ptr align 4 %7, i64 16, i1 false), !tbaa.struct !18
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #6
  %21 = getelementptr inbounds %"struct.vox::NodeEditor::Detail::NodeBuilder", ptr %8, i32 0, i32 2
  %22 = load ptr, ptr %21, align 8, !tbaa !9
  %23 = getelementptr inbounds %"struct.vox::NodeEditor::Detail::Pin", ptr %22, i32 0, i32 6
  call void @_ZN6ImRect5FloorEv(ptr noundef nonnull align 4 dereferenceable(16) %23)
  %24 = getelementptr inbounds %"struct.vox::NodeEditor::Detail::NodeBuilder", ptr %8, i32 0, i32 8
  store i8 0, ptr %24, align 8, !tbaa !20
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { noreturn 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 #4 = { 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 = { noreturn nounwind }
attributes #6 = { 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 = !{!"_ZTSN3vox10NodeEditor6Detail11NodeBuilderE", !6, i64 0, !6, i64 8, !6, i64 16, !11, i64 24, !11, i64 40, !12, i64 56, !12, i64 64, !12, i64 72, !14, i64 80, !14, i64 81, !11, i64 84, !14, i64 100, !15, i64 104, !15, i64 128}
!11 = !{!"_ZTS6ImRect", !12, i64 0, !12, i64 8}
!12 = !{!"_ZTS6ImVec2", !13, i64 0, !13, i64 4}
!13 = !{!"float", !7, i64 0}
!14 = !{!"bool", !7, i64 0}
!15 = !{!"_ZTS18ImDrawListSplitter", !16, i64 0, !16, i64 4, !17, i64 8}
!16 = !{!"int", !7, i64 0}
!17 = !{!"_ZTS8ImVectorI13ImDrawChannelE", !16, i64 0, !16, i64 4, !6, i64 8}
!18 = !{i64 0, i64 4, !19, i64 4, i64 4, !19, i64 8, i64 4, !19, i64 12, i64 4, !19}
!19 = !{!13, !13, i64 0}
!20 = !{!10, !14, i64 80}


; 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.ImRect = type { %struct.ImVec2, %struct.ImVec2 }
%struct.ImVec2 = type { float, float }

@.str.1 = external hidden unnamed_addr constant [86 x i8], align 1
@.str.61 = external hidden unnamed_addr constant [24 x i8], align 1
@__PRETTY_FUNCTION__._ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_ = external hidden unnamed_addr constant [83 x i8], align 1

; 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: 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 nounwind uwtable
declare dso_local void @_ZN6ImRectC2ERK6ImVec2S2_(ptr noundef nonnull align 4 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6ImRect5FloorEv(ptr noundef nonnull align 4 dereferenceable(16)) local_unnamed_addr #2 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_(ptr nocapture noundef nonnull align 8 dereferenceable(152) %0, ptr noundef nonnull align 4 dereferenceable(8) %1, ptr noundef nonnull align 4 dereferenceable(8) %2) local_unnamed_addr #2 align 2 {
  %4 = alloca %struct.ImRect, align 4
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  %6 = load ptr, ptr %5, align 8, !tbaa !5
  %.not = icmp eq ptr %6, null
  br i1 %.not, label %7, label %8

7:                                                ; preds = %3
  tail call void @__assert_fail(ptr noundef nonnull @.str.61, ptr noundef nonnull @.str.1, i32 noundef 4386, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN3vox10NodeEditor6Detail11NodeBuilder7PinRectERK6ImVec2S5_) #4
  unreachable

8:                                                ; preds = %3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #5
  call void @_ZN6ImRectC2ERK6ImVec2S2_(ptr noundef nonnull align 4 dereferenceable(16) %4, ptr noundef nonnull align 4 dereferenceable(8) %1, ptr noundef nonnull align 4 dereferenceable(8) %2)
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %9, i64 48
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 4 dereferenceable(16) %4, i64 16, i1 false), !tbaa.struct !17
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #5
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds i8, ptr %11, i64 48
  call void @_ZN6ImRect5FloorEv(ptr noundef nonnull align 4 dereferenceable(16) %12)
  %13 = getelementptr inbounds i8, ptr %0, i64 80
  store i8 0, ptr %13, align 8, !tbaa !19
  ret void
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { noreturn 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 #4 = { noreturn nounwind }
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, !7, i64 16}
!6 = !{!"_ZTSN3vox10NodeEditor6Detail11NodeBuilderE", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !10, i64 40, !11, i64 56, !11, i64 64, !11, i64 72, !13, i64 80, !13, i64 81, !10, i64 84, !13, i64 100, !14, i64 104, !14, i64 128}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTS6ImRect", !11, i64 0, !11, i64 8}
!11 = !{!"_ZTS6ImVec2", !12, i64 0, !12, i64 4}
!12 = !{!"float", !8, i64 0}
!13 = !{!"bool", !8, i64 0}
!14 = !{!"_ZTS18ImDrawListSplitter", !15, i64 0, !15, i64 4, !16, i64 8}
!15 = !{!"int", !8, i64 0}
!16 = !{!"_ZTS8ImVectorI13ImDrawChannelE", !15, i64 0, !15, i64 4, !7, i64 8}
!17 = !{i64 0, i64 4, !18, i64 4, i64 4, !18, i64 8, i64 4, !18, i64 12, i64 4, !18}
!18 = !{!12, !12, i64 0}
!19 = !{!6, !13, i64 80}


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