; LLVM IR from yangfengzzz/DigitalVox4 :: editor/imgui_node_editor_api.ll (ZN3vox10NodeEditor13DestroyEditorEPNS0_13EditorContextE)

; 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"

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3vox10NodeEditor13DestroyEditorEPNS0_13EditorContextE(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = call noundef ptr @_ZN3vox10NodeEditor16GetCurrentEditorEv()
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = icmp eq ptr %4, %5
  br i1 %6, label %7, label %8

7:                                                ; preds = %1
  call void @_ZN3vox10NodeEditor16SetCurrentEditorEPNS0_13EditorContextE(ptr noundef null)
  br label %8

8:                                                ; preds = %7, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  store ptr %9, ptr %3, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = icmp eq ptr %10, null
  br i1 %11, label %13, label %12

12:                                               ; preds = %8
  call void @_ZN3vox10NodeEditor6Detail13EditorContextD1Ev(ptr noundef nonnull align 8 dereferenceable(2040) %10) #5
  call void @_ZdlPvm(ptr noundef %10, i64 noundef 2040) #6
  br label %13

13:                                               ; preds = %12, %8
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZN3vox10NodeEditor16GetCurrentEditorEv() #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3vox10NodeEditor16SetCurrentEditorEPNS0_13EditorContextE(ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nounwind
declare void @_ZN3vox10NodeEditor6Detail13EditorContextD1Ev(ptr noundef nonnull align 8 dereferenceable(2040)) unnamed_addr #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

attributes #0 = { nobuiltin 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 #1 = { 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 #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { nounwind }
attributes #6 = { builtin 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"}


; 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3vox10NodeEditor13DestroyEditorEPNS0_13EditorContextE(ptr noundef %0) local_unnamed_addr #1 {
  %2 = tail call noundef ptr @_ZN3vox10NodeEditor16GetCurrentEditorEv()
  %3 = icmp eq ptr %2, %0
  br i1 %3, label %4, label %5

4:                                                ; preds = %1
  tail call void @_ZN3vox10NodeEditor16SetCurrentEditorEPNS0_13EditorContextE(ptr noundef null)
  br label %5

5:                                                ; preds = %4, %1
  %6 = icmp eq ptr %0, null
  br i1 %6, label %8, label %7

7:                                                ; preds = %5
  tail call void @_ZN3vox10NodeEditor6Detail13EditorContextD1Ev(ptr noundef nonnull align 8 dereferenceable(2040) %0) #3
  tail call void @_ZdlPvm(ptr noundef nonnull %0, i64 noundef 2040) #4
  br label %8

8:                                                ; preds = %7, %5
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZN3vox10NodeEditor16GetCurrentEditorEv() local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3vox10NodeEditor16SetCurrentEditorEPNS0_13EditorContextE(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind
declare void @_ZN3vox10NodeEditor6Detail13EditorContextD1Ev(ptr noundef nonnull align 8 dereferenceable(2040)) unnamed_addr #2

attributes #0 = { nobuiltin 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 #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 "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 }
attributes #4 = { builtin 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)"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass