; LLVM IR from AF-GRILL/DISPluginForUnreal :: Source/ThirdParty/include/dis7/AggregateMarking.ll (ZNK3DIS16AggregateMarkingeqERKS0_)

; 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::AggregateMarking" = type { ptr, i8, [31 x i8] }

; 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: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK3DIS16AggregateMarkingeqERKS0_(ptr noundef nonnull align 8 dereferenceable(40) %0, ptr noundef nonnull align 8 dereferenceable(40) %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i8, align 1
  %6 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #2
  store i8 1, ptr %5, align 1, !tbaa !9
  %8 = getelementptr inbounds %"class.DIS::AggregateMarking", ptr %7, i32 0, i32 1
  %9 = load i8, ptr %8, align 8, !tbaa !11
  %10 = zext i8 %9 to i32
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds %"class.DIS::AggregateMarking", ptr %11, i32 0, i32 1
  %13 = load i8, ptr %12, align 8, !tbaa !11
  %14 = zext i8 %13 to i32
  %15 = icmp eq i32 %10, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %2
  store i8 0, ptr %5, align 1, !tbaa !9
  br label %17

17:                                               ; preds = %16, %2
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #2
  store i8 0, ptr %6, align 1, !tbaa !13
  br label %18

18:                                               ; preds = %40, %17
  %19 = load i8, ptr %6, align 1, !tbaa !13
  %20 = zext i8 %19 to i32
  %21 = icmp slt i32 %20, 31
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #2
  br label %43

23:                                               ; preds = %18
  %24 = getelementptr inbounds %"class.DIS::AggregateMarking", ptr %7, i32 0, i32 2
  %25 = load i8, ptr %6, align 1, !tbaa !13
  %26 = zext i8 %25 to i64
  %27 = getelementptr inbounds [31 x i8], ptr %24, i64 0, i64 %26
  %28 = load i8, ptr %27, align 1, !tbaa !13
  %29 = zext i8 %28 to i32
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr inbounds %"class.DIS::AggregateMarking", ptr %30, i32 0, i32 2
  %32 = load i8, ptr %6, align 1, !tbaa !13
  %33 = zext i8 %32 to i64
  %34 = getelementptr inbounds [31 x i8], ptr %31, i64 0, i64 %33
  %35 = load i8, ptr %34, align 1, !tbaa !13
  %36 = zext i8 %35 to i32
  %37 = icmp eq i32 %29, %36
  br i1 %37, label %39, label %38

38:                                               ; preds = %23
  store i8 0, ptr %5, align 1, !tbaa !9
  br label %39

39:                                               ; preds = %38, %23
  br label %40

40:                                               ; preds = %39
  %41 = load i8, ptr %6, align 1, !tbaa !13
  %42 = add i8 %41, 1
  store i8 %42, ptr %6, align 1, !tbaa !13
  br label %18, !llvm.loop !14

43:                                               ; preds = %22
  %44 = load i8, ptr %5, align 1, !tbaa !9, !range !16, !noundef !17
  %45 = trunc i8 %44 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #2
  ret i1 %45
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 }

!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 = !{!"bool", !7, i64 0}
!11 = !{!12, !7, i64 8}
!12 = !{!"_ZTSN3DIS16AggregateMarkingE", !7, i64 8, !7, i64 9}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = !{i8 0, i8 2}
!17 = !{}


; 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: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef zeroext i1 @_ZNK3DIS16AggregateMarkingeqERKS0_(ptr nocapture noundef nonnull readonly align 8 dereferenceable(40) %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(40) %1) local_unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = getelementptr inbounds i8, ptr %1, i64 8
  %5 = load <32 x i8>, ptr %3, align 8, !tbaa !5
  %6 = load <32 x i8>, ptr %4, align 8, !tbaa !5
  %7 = icmp eq <32 x i8> %5, %6
  %8 = freeze <32 x i1> %7
  %9 = bitcast <32 x i1> %8 to i32
  %10 = icmp eq i32 %9, -1
  ret i1 %10
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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" }

!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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


; Effective O3 passes: AggressiveInstCombinePass,EarlyCSEPass,GVNPass,GlobalDCEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LICMPass,LoopRotatePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass