; LLVM IR from AF-GRILL/DISPluginForUnreal :: Source/ThirdParty/include/dis6 (MinefieldResponseNackPdu)

; 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.DIS::EightByteChunk" = type { ptr, [8 x i8] }
%"class.DIS::MinefieldResponseNackPdu" = type { %"class.DIS::MinefieldFamilyPdu.base", [4 x i8], %"class.DIS::EntityID", %"class.DIS::EntityID", i8, i8, %"class.std::vector" }
%"class.DIS::MinefieldFamilyPdu.base" = type { %"class.DIS::Pdu.base" }
%"class.DIS::Pdu.base" = type <{ ptr, i8, i8, i8, i8, i32, i16, i16 }>
%"class.DIS::EntityID" = type <{ ptr, i16, i16, i16, [2 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<DIS::EightByteChunk, std::allocator<DIS::EightByteChunk>>::_Vector_impl" }
%"struct.std::_Vector_base<DIS::EightByteChunk, std::allocator<DIS::EightByteChunk>>::_Vector_impl" = type { %"struct.std::_Vector_base<DIS::EightByteChunk, std::allocator<DIS::EightByteChunk>>::_Vector_impl_data" }
%"struct.std::_Vector_base<DIS::EightByteChunk, std::allocator<DIS::EightByteChunk>>::_Vector_impl_data" = type { ptr, ptr, ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

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

; Function Attrs: nounwind
declare void @_ZN3DIS14EightByteChunkD1Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #2

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3DIS24MinefieldResponseNackPdu9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(88) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca %"class.DIS::EightByteChunk", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr %3, align 8
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3DIS18MinefieldFamilyPdu9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(20) %9, ptr noundef nonnull align 8 dereferenceable(48) %10)
  %11 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 2
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3DIS8EntityID9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(14) %11, ptr noundef nonnull align 8 dereferenceable(48) %12)
  %13 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 3
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3DIS8EntityID9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(14) %13, ptr noundef nonnull align 8 dereferenceable(48) %14)
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 4
  %17 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZN3DIS10DataStreamrsERh(ptr noundef nonnull align 8 dereferenceable(48) %15, ptr noundef nonnull align 1 dereferenceable(1) %16)
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 5
  %20 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZN3DIS10DataStreamrsERh(ptr noundef nonnull align 8 dereferenceable(48) %18, ptr noundef nonnull align 1 dereferenceable(1) %19)
  %21 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 6
  call void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %21) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %22

22:                                               ; preds = %34, %2
  %23 = load i64, ptr %5, align 8, !tbaa !9
  %24 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 5
  %25 = load i8, ptr %24, align 1, !tbaa !11
  %26 = zext i8 %25 to i64
  %27 = icmp ult i64 %23, %26
  br i1 %27, label %29, label %28

28:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %41

29:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 16, ptr %6) #5
  call void @_ZN3DIS14EightByteChunkC1Ev(ptr noundef nonnull align 8 dereferenceable(16) %6)
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  invoke void @_ZN3DIS14EightByteChunk9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 8 dereferenceable(48) %30)
          to label %31 unwind label %37

31:                                               ; preds = %29
  %32 = getelementptr inbounds %"class.DIS::MinefieldResponseNackPdu", ptr %9, i32 0, i32 6
  invoke void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %32, ptr noundef nonnull align 8 dereferenceable(16) %6)
          to label %33 unwind label %37

33:                                               ; preds = %31
  call void @_ZN3DIS14EightByteChunkD1Ev(ptr noundef nonnull align 8 dereferenceable(16) %6) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #5
  br label %34

34:                                               ; preds = %33
  %35 = load i64, ptr %5, align 8, !tbaa !9
  %36 = add i64 %35, 1
  store i64 %36, ptr %5, align 8, !tbaa !9
  br label %22, !llvm.loop !22

37:                                               ; preds = %31, %29
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %7, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %8, align 4
  call void @_ZN3DIS14EightByteChunkD1Ev(ptr noundef nonnull align 8 dereferenceable(16) %6) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %42

41:                                               ; preds = %28
  ret void

42:                                               ; preds = %37
  %43 = load ptr, ptr %7, align 8
  %44 = load i32, ptr %8, align 4
  %45 = insertvalue { ptr, i32 } poison, ptr %43, 0
  %46 = insertvalue { ptr, i32 } %45, i32 %44, 1
  resume { ptr, i32 } %46
}

declare void @_ZN3DIS18MinefieldFamilyPdu9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(20), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4

declare void @_ZN3DIS8EntityID9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(14), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(48) ptr @_ZN3DIS10DataStreamrsERh(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #4

declare void @_ZN3DIS14EightByteChunkC1Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #4

declare void @_ZN3DIS14EightByteChunk9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) #3 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #4 = { "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 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !7, i64 57}
!12 = !{!"_ZTSN3DIS24MinefieldResponseNackPduE", !13, i64 0, !17, i64 24, !17, i64 40, !7, i64 56, !7, i64 57, !18, i64 64}
!13 = !{!"_ZTSN3DIS18MinefieldFamilyPduE", !14, i64 0}
!14 = !{!"_ZTSN3DIS3PduE", !7, i64 8, !7, i64 9, !7, i64 10, !7, i64 11, !15, i64 12, !16, i64 16, !16, i64 18}
!15 = !{!"int", !7, i64 0}
!16 = !{!"short", !7, i64 0}
!17 = !{!"_ZTSN3DIS8EntityIDE", !16, i64 8, !16, i64 10, !16, i64 12}
!18 = !{!"_ZTSSt6vectorIN3DIS14EightByteChunkESaIS1_EE", !19, i64 0}
!19 = !{!"_ZTSSt12_Vector_baseIN3DIS14EightByteChunkESaIS1_EE", !20, i64 0}
!20 = !{!"_ZTSNSt12_Vector_baseIN3DIS14EightByteChunkESaIS1_EE12_Vector_implE", !21, i64 0}
!21 = !{!"_ZTSNSt12_Vector_baseIN3DIS14EightByteChunkESaIS1_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!22 = distinct !{!22, !23}
!23 = !{!"llvm.loop.mustprogress"}


; 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.DIS::EightByteChunk" = type { ptr, [8 x i8] }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

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

; Function Attrs: nounwind
declare void @_ZN3DIS14EightByteChunkD1Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #2

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3DIS24MinefieldResponseNackPdu9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(88) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.DIS::EightByteChunk", align 8
  tail call void @_ZN3DIS18MinefieldFamilyPdu9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(20) %0, ptr noundef nonnull align 8 dereferenceable(48) %1)
  %4 = getelementptr inbounds i8, ptr %0, i64 24
  tail call void @_ZN3DIS8EntityID9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(14) %4, ptr noundef nonnull align 8 dereferenceable(48) %1)
  %5 = getelementptr inbounds i8, ptr %0, i64 40
  tail call void @_ZN3DIS8EntityID9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(14) %5, ptr noundef nonnull align 8 dereferenceable(48) %1)
  %6 = getelementptr inbounds i8, ptr %0, i64 56
  %7 = tail call noundef nonnull align 8 dereferenceable(48) ptr @_ZN3DIS10DataStreamrsERh(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %6)
  %8 = getelementptr inbounds i8, ptr %0, i64 57
  %9 = tail call noundef nonnull align 8 dereferenceable(48) ptr @_ZN3DIS10DataStreamrsERh(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %8)
  %10 = getelementptr inbounds i8, ptr %0, i64 64
  tail call void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  %11 = load i8, ptr %8, align 1, !tbaa !5
  %.not = icmp eq i8 %11, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %13, %2
  ret void

.lr.ph:                                           ; preds = %2, %13
  %.010 = phi i64 [ %14, %13 ], [ 0, %2 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #5
  call void @_ZN3DIS14EightByteChunkC1Ev(ptr noundef nonnull align 8 dereferenceable(16) %3)
  invoke void @_ZN3DIS14EightByteChunk9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(48) %1)
          to label %12 unwind label %18

12:                                               ; preds = %.lr.ph
  invoke void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr noundef nonnull align 8 dereferenceable(16) %3)
          to label %13 unwind label %18

13:                                               ; preds = %12
  call void @_ZN3DIS14EightByteChunkD1Ev(ptr noundef nonnull align 8 dereferenceable(16) %3) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #5
  %14 = add nuw nsw i64 %.010, 1
  %15 = load i8, ptr %8, align 1, !tbaa !5
  %16 = zext i8 %15 to i64
  %17 = icmp ult i64 %14, %16
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !19

18:                                               ; preds = %12, %.lr.ph
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN3DIS14EightByteChunkD1Ev(ptr noundef nonnull align 8 dereferenceable(16) %3) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #5
  resume { ptr, i32 } %19
}

declare void @_ZN3DIS18MinefieldFamilyPdu9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(20), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4

declare void @_ZN3DIS8EntityID9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(14), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(48) ptr @_ZN3DIS10DataStreamrsERh(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4

declare void @_ZN3DIS14EightByteChunkC1Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #4

declare void @_ZN3DIS14EightByteChunk9unmarshalERNS_10DataStreamE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN3DIS14EightByteChunkESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #3 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #4 = { "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, !9, i64 57}
!6 = !{!"_ZTSN3DIS24MinefieldResponseNackPduE", !7, i64 0, !13, i64 24, !13, i64 40, !9, i64 56, !9, i64 57, !14, i64 64}
!7 = !{!"_ZTSN3DIS18MinefieldFamilyPduE", !8, i64 0}
!8 = !{!"_ZTSN3DIS3PduE", !9, i64 8, !9, i64 9, !9, i64 10, !9, i64 11, !11, i64 12, !12, i64 16, !12, i64 18}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"int", !9, i64 0}
!12 = !{!"short", !9, i64 0}
!13 = !{!"_ZTSN3DIS8EntityIDE", !12, i64 8, !12, i64 10, !12, i64 12}
!14 = !{!"_ZTSSt6vectorIN3DIS14EightByteChunkESaIS1_EE", !15, i64 0}
!15 = !{!"_ZTSSt12_Vector_baseIN3DIS14EightByteChunkESaIS1_EE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIN3DIS14EightByteChunkESaIS1_EE12_Vector_implE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIN3DIS14EightByteChunkESaIS1_EE17_Vector_impl_dataE", !18, i64 0, !18, i64 8, !18, i64 16}
!18 = !{!"any pointer", !9, i64 0}
!19 = distinct !{!19, !20}
!20 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass