; LLVM IR from AF-GRILL/DISPluginForUnreal :: Source/ThirdParty/include/dis6/AcousticEmitter.ll (ZNK3DIS15AcousticEmittereqERKS0_)

; 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::AcousticEmitter" = type <{ ptr, i16, i8, i8, [4 x i8] }>

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK3DIS15AcousticEmittereqERKS0_(ptr noundef nonnull align 8 dereferenceable(12) %0, ptr noundef nonnull align 8 dereferenceable(12) %1) #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = 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
  %7 = getelementptr inbounds %"class.DIS::AcousticEmitter", ptr %6, i32 0, i32 1
  %8 = load i16, ptr %7, align 8, !tbaa !11
  %9 = zext i16 %8 to i32
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %"class.DIS::AcousticEmitter", ptr %10, i32 0, i32 1
  %12 = load i16, ptr %11, align 8, !tbaa !11
  %13 = zext i16 %12 to i32
  %14 = icmp eq i32 %9, %13
  br i1 %14, label %16, label %15

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

16:                                               ; preds = %15, %2
  %17 = getelementptr inbounds %"class.DIS::AcousticEmitter", ptr %6, i32 0, i32 2
  %18 = load i8, ptr %17, align 2, !tbaa !14
  %19 = zext i8 %18 to i32
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = getelementptr inbounds %"class.DIS::AcousticEmitter", ptr %20, i32 0, i32 2
  %22 = load i8, ptr %21, align 2, !tbaa !14
  %23 = zext i8 %22 to i32
  %24 = icmp eq i32 %19, %23
  br i1 %24, label %26, label %25

25:                                               ; preds = %16
  store i8 0, ptr %5, align 1, !tbaa !9
  br label %26

26:                                               ; preds = %25, %16
  %27 = getelementptr inbounds %"class.DIS::AcousticEmitter", ptr %6, i32 0, i32 3
  %28 = load i8, ptr %27, align 1, !tbaa !15
  %29 = zext i8 %28 to i32
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr inbounds %"class.DIS::AcousticEmitter", ptr %30, i32 0, i32 3
  %32 = load i8, ptr %31, align 1, !tbaa !15
  %33 = zext i8 %32 to i32
  %34 = icmp eq i32 %29, %33
  br i1 %34, label %36, label %35

35:                                               ; preds = %26
  store i8 0, ptr %5, align 1, !tbaa !9
  br label %36

36:                                               ; preds = %35, %26
  %37 = load i8, ptr %5, align 1, !tbaa !9, !range !16, !noundef !17
  %38 = trunc i8 %37 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #2
  ret i1 %38
}

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

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

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 }

!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, !13, i64 8}
!12 = !{!"_ZTSN3DIS15AcousticEmitterE", !13, i64 8, !7, i64 10, !7, i64 11}
!13 = !{!"short", !7, i64 0}
!14 = !{!12, !7, i64 10}
!15 = !{!12, !7, i64 11}
!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 @_ZNK3DIS15AcousticEmittereqERKS0_(ptr nocapture noundef nonnull readonly align 8 dereferenceable(12) %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(12) %1) local_unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load i16, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %1, i64 8
  %6 = load i16, ptr %5, align 8, !tbaa !5
  %7 = icmp eq i16 %4, %6
  %8 = getelementptr inbounds i8, ptr %0, i64 10
  %9 = load i8, ptr %8, align 2, !tbaa !10
  %10 = getelementptr inbounds i8, ptr %1, i64 10
  %11 = load i8, ptr %10, align 2, !tbaa !10
  %12 = icmp eq i8 %9, %11
  %13 = getelementptr inbounds i8, ptr %0, i64 11
  %14 = load i8, ptr %13, align 1, !tbaa !11
  %15 = getelementptr inbounds i8, ptr %1, i64 11
  %16 = load i8, ptr %15, align 1, !tbaa !11
  %17 = icmp eq i8 %14, %16
  %18 = select i1 %17, i1 %12, i1 false
  %spec.select = select i1 %18, i1 %7, i1 false
  ret i1 %spec.select
}

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, !7, i64 8}
!6 = !{!"_ZTSN3DIS15AcousticEmitterE", !7, i64 8, !8, i64 10, !8, i64 11}
!7 = !{!"short", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !8, i64 10}
!11 = !{!6, !8, i64 11}


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