; LLVM IR from dmr-goncalves/HumanAwareRobotNavigation :: src/spencer_people_tracking/detection/rgbd_detectors/rwth_upper_body_detector/src_db0a05a0 (ZN26KConnectedComponentLabeler11KLinkedList10InsertDataEi)

; 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.KConnectedComponentLabeler::KNode" = type <{ ptr, ptr, ptr, i32, [4 x i8] }>
%"class.KConnectedComponentLabeler::KLinkedList" = type <{ ptr, i32, [4 x i8] }>

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN26KConnectedComponentLabeler11KLinkedList10InsertDataEi(ptr noundef nonnull align 8 dereferenceable(12) %0, i32 noundef %1) #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  %8 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %9 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 32) #5
  invoke void @_ZN26KConnectedComponentLabeler5KNodeC1Ev(ptr noundef nonnull align 8 dereferenceable(28) %9)
          to label %10 unwind label %23

10:                                               ; preds = %2
  store ptr %9, ptr %5, align 8, !tbaa !5
  %11 = load i32, ptr %4, align 4, !tbaa !9
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = getelementptr inbounds %"class.KConnectedComponentLabeler::KNode", ptr %12, i32 0, i32 3
  store i32 %11, ptr %13, align 8, !tbaa !11
  %14 = getelementptr inbounds %"class.KConnectedComponentLabeler::KLinkedList", ptr %8, i32 0, i32 0
  %15 = load ptr, ptr %14, align 8, !tbaa !13
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds %"class.KConnectedComponentLabeler::KNode", ptr %16, i32 0, i32 1
  store ptr %15, ptr %17, align 8, !tbaa !15
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = getelementptr inbounds %"class.KConnectedComponentLabeler::KLinkedList", ptr %8, i32 0, i32 0
  store ptr %18, ptr %19, align 8, !tbaa !13
  %20 = getelementptr inbounds %"class.KConnectedComponentLabeler::KLinkedList", ptr %8, i32 0, i32 1
  %21 = load i32, ptr %20, align 8, !tbaa !16
  %22 = add nsw i32 %21, 1
  store i32 %22, ptr %20, align 8, !tbaa !16
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret void

23:                                               ; preds = %2
  %24 = landingpad { ptr, i32 }
          cleanup
  %25 = extractvalue { ptr, i32 } %24, 0
  store ptr %25, ptr %6, align 8
  %26 = extractvalue { ptr, i32 } %24, 1
  store i32 %26, ptr %7, align 4
  call void @_ZdlPvm(ptr noundef %9, i64 noundef 32) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %27

27:                                               ; preds = %23
  %28 = load ptr, ptr %6, align 8
  %29 = load i32, ptr %7, align 4
  %30 = insertvalue { ptr, i32 } poison, ptr %28, 0
  %31 = insertvalue { ptr, i32 } %30, i32 %29, 1
  resume { ptr, i32 } %31
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #3

declare void @_ZN26KConnectedComponentLabeler5KNodeC1Ev(ptr)

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 = { nocallback nofree nosync 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 = { nobuiltin allocsize(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 #4 = { nounwind }
attributes #5 = { builtin allocsize(0) }
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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 24}
!12 = !{!"_ZTSN26KConnectedComponentLabeler5KNodeE", !6, i64 8, !6, i64 16, !10, i64 24}
!13 = !{!14, !6, i64 0}
!14 = !{!"_ZTSN26KConnectedComponentLabeler11KLinkedListE", !6, i64 0, !10, i64 8}
!15 = !{!12, !6, i64 8}
!16 = !{!14, !10, i64 8}


; 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN26KConnectedComponentLabeler11KLinkedList10InsertDataEi(ptr nocapture noundef nonnull align 8 dereferenceable(12) %0, i32 noundef %1) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %3 = tail call noalias noundef nonnull dereferenceable(32) ptr @_Znwm(i64 noundef 32) #3
  invoke void @_ZN26KConnectedComponentLabeler5KNodeC1Ev(ptr noundef nonnull align 8 dereferenceable(28) %3)
          to label %4 unwind label %11

4:                                                ; preds = %2
  %5 = getelementptr inbounds i8, ptr %3, i64 24
  store i32 %1, ptr %5, align 8, !tbaa !5
  %6 = load ptr, ptr %0, align 8, !tbaa !11
  %7 = getelementptr inbounds i8, ptr %3, i64 8
  store ptr %6, ptr %7, align 8, !tbaa !13
  store ptr %3, ptr %0, align 8, !tbaa !11
  %8 = getelementptr inbounds i8, ptr %0, i64 8
  %9 = load i32, ptr %8, align 8, !tbaa !14
  %10 = add nsw i32 %9, 1
  store i32 %10, ptr %8, align 8, !tbaa !14
  ret void

11:                                               ; preds = %2
  %12 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZdlPvm(ptr noundef nonnull %3, i64 noundef 32) #4
  resume { ptr, i32 } %12
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #2

declare void @_ZN26KConnectedComponentLabeler5KNodeC1Ev(ptr) local_unnamed_addr

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 = { nobuiltin allocsize(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 = { builtin allocsize(0) }
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)"}
!5 = !{!6, !10, i64 24}
!6 = !{!"_ZTSN26KConnectedComponentLabeler5KNodeE", !7, i64 8, !7, i64 16, !10, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!12, !7, i64 0}
!12 = !{!"_ZTSN26KConnectedComponentLabeler11KLinkedListE", !7, i64 0, !10, i64 8}
!13 = !{!6, !7, i64 8}
!14 = !{!12, !10, i64 8}


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