; LLVM IR from thalium/icebox :: third_party/virtualbox/src/VBox/Devices/EFI/Firmware/NetworkPkg/Dhcp6Dxe (Dhcp6UpdateIaInfo)

; 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"

%struct._DHCP6_INSTANCE = type { i32, ptr, ptr, %struct._LIST_ENTRY, %struct._EFI_DHCP6_PROTOCOL, ptr, ptr, ptr, %struct._DHCP6_IA_CB, %struct._LIST_ENTRY, %struct._LIST_ENTRY, ptr, i8, ptr, i64, i8, i8, i64 }
%struct._EFI_DHCP6_PROTOCOL = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%struct._DHCP6_IA_CB = type { ptr, i32, i32, i32, i32 }
%struct._LIST_ENTRY = type { ptr, ptr }
%struct.EFI_DHCP6_PACKET = type <{ i32, i32, %struct.anon }>
%struct.anon = type <{ %struct.EFI_DHCP6_HEADER, [1 x i8] }>
%struct.EFI_DHCP6_HEADER = type { i32 }
%struct.EFI_DHCP6_CONFIG_DATA = type { ptr, ptr, i32, ptr, %struct.EFI_DHCP6_IA_DESCRIPTOR, ptr, i8, i8, ptr }
%struct.EFI_DHCP6_IA_DESCRIPTOR = type { i16, i32 }

@.str = external hidden unnamed_addr constant [131 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [33 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare zeroext i8 @DebugAssertEnabled() #1

declare void @DebugAssert(ptr noundef, i64 noundef, ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local i64 @Dhcp6UpdateIaInfo(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca i64, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i16, align 2
  %11 = alloca i16, align 2
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.start.p0(i64 2, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 2, ptr %11) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  br label %15

15:                                               ; preds = %2
  %16 = call zeroext i8 @DebugAssertEnabled()
  %17 = icmp ne i8 %16, 0
  br i1 %17, label %18, label %25

18:                                               ; preds = %15
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct._DHCP6_INSTANCE, ptr %19, i32 0, i32 6
  %21 = load ptr, ptr %20, align 8, !tbaa !9
  %22 = icmp ne ptr %21, null
  br i1 %22, label %24, label %23

23:                                               ; preds = %18
  call void @DebugAssert(ptr noundef @.str, i64 noundef 555, ptr noundef @.str.5)
  br label %24

24:                                               ; preds = %23, %18
  br label %25

25:                                               ; preds = %24, %15
  br label %26

26:                                               ; preds = %25
  br label %27

27:                                               ; preds = %26
  store i32 0, ptr %7, align 4, !tbaa !16
  %28 = load ptr, ptr %5, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct.EFI_DHCP6_PACKET, ptr %28, i32 0, i32 2
  %30 = getelementptr inbounds %struct.anon, ptr %29, i32 0, i32 1
  %31 = getelementptr inbounds [1 x i8], ptr %30, i64 0, i64 0
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.EFI_DHCP6_PACKET, ptr %32, i32 0, i32 1
  %34 = load i32, ptr %33, align 1, !tbaa !17
  %35 = zext i32 %34 to i64
  %36 = sub i64 %35, 4
  %37 = trunc i64 %36 to i32
  %38 = load ptr, ptr %4, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct._DHCP6_INSTANCE, ptr %38, i32 0, i32 6
  %40 = load ptr, ptr %39, align 8, !tbaa !9
  %41 = getelementptr inbounds %struct.EFI_DHCP6_CONFIG_DATA, ptr %40, i32 0, i32 4
  %42 = call ptr @Dhcp6SeekIaOption(ptr noundef %31, i32 noundef %37, ptr noundef %41)
  store ptr %42, ptr %8, align 8, !tbaa !5
  %43 = load ptr, ptr %8, align 8, !tbaa !5
  %44 = icmp eq ptr %43, null
  br i1 %44, label %45, label %46

45:                                               ; preds = %27
  store i64 -9223372036854775801, ptr %3, align 8
  store i32 1, ptr %14, align 4
  br label %116

46:                                               ; preds = %27
  %47 = load ptr, ptr %4, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct._DHCP6_INSTANCE, ptr %47, i32 0, i32 6
  %49 = load ptr, ptr %48, align 8, !tbaa !9
  %50 = getelementptr inbounds %struct.EFI_DHCP6_CONFIG_DATA, ptr %49, i32 0, i32 4
  %51 = getelementptr inbounds %struct.EFI_DHCP6_IA_DESCRIPTOR, ptr %50, i32 0, i32 0
  %52 = load i16, ptr %51, align 8, !tbaa !21
  %53 = zext i16 %52 to i32
  %54 = icmp eq i32 %53, 3
  br i1 %54, label %55, label %81

55:                                               ; preds = %46
  %56 = load ptr, ptr %8, align 8, !tbaa !5
  %57 = getelementptr inbounds i8, ptr %56, i64 8
  %58 = call i32 @ReadUnaligned32(ptr noundef %57)
  %59 = call i32 @SwapBytes32(i32 noundef %58)
  store i32 %59, ptr %12, align 4, !tbaa !16
  %60 = load ptr, ptr %8, align 8, !tbaa !5
  %61 = getelementptr inbounds i8, ptr %60, i64 12
  %62 = call i32 @ReadUnaligned32(ptr noundef %61)
  %63 = call i32 @SwapBytes32(i32 noundef %62)
  store i32 %63, ptr %13, align 4, !tbaa !16
  %64 = load i32, ptr %12, align 4, !tbaa !16
  %65 = load i32, ptr %13, align 4, !tbaa !16
  %66 = icmp ugt i32 %64, %65
  br i1 %66, label %67, label %71

67:                                               ; preds = %55
  %68 = load i32, ptr %13, align 4, !tbaa !16
  %69 = icmp ugt i32 %68, 0
  br i1 %69, label %70, label %71

70:                                               ; preds = %67
  store i64 -9223372036854775801, ptr %3, align 8
  store i32 1, ptr %14, align 4
  br label %116

71:                                               ; preds = %67, %55
  %72 = load ptr, ptr %8, align 8, !tbaa !5
  %73 = getelementptr inbounds i8, ptr %72, i64 16
  store ptr %73, ptr %9, align 8, !tbaa !5
  %74 = load ptr, ptr %8, align 8, !tbaa !5
  %75 = getelementptr inbounds i8, ptr %74, i64 2
  %76 = call zeroext i16 @ReadUnaligned16(ptr noundef %75)
  %77 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %76)
  %78 = zext i16 %77 to i32
  %79 = sub nsw i32 %78, 12
  %80 = trunc i32 %79 to i16
  store i16 %80, ptr %10, align 2, !tbaa !25
  br label %91

81:                                               ; preds = %46
  store i32 0, ptr %12, align 4, !tbaa !16
  store i32 0, ptr %13, align 4, !tbaa !16
  %82 = load ptr, ptr %8, align 8, !tbaa !5
  %83 = getelementptr inbounds i8, ptr %82, i64 8
  store ptr %83, ptr %9, align 8, !tbaa !5
  %84 = load ptr, ptr %8, align 8, !tbaa !5
  %85 = getelementptr inbounds i8, ptr %84, i64 2
  %86 = call zeroext i16 @ReadUnaligned16(ptr noundef %85)
  %87 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %86)
  %88 = zext i16 %87 to i32
  %89 = sub nsw i32 %88, 4
  %90 = trunc i32 %89 to i16
  store i16 %90, ptr %10, align 2, !tbaa !25
  br label %91

91:                                               ; preds = %81, %71
  store i16 0, ptr %11, align 2, !tbaa !25
  %92 = load ptr, ptr %9, align 8, !tbaa !5
  %93 = load i16, ptr %10, align 2, !tbaa !25
  %94 = zext i16 %93 to i32
  %95 = call ptr @Dhcp6SeekOption(ptr noundef %92, i32 noundef %94, i16 noundef zeroext 13)
  store ptr %95, ptr %8, align 8, !tbaa !5
  %96 = load ptr, ptr %8, align 8, !tbaa !5
  %97 = icmp ne ptr %96, null
  br i1 %97, label %98, label %108

98:                                               ; preds = %91
  %99 = load ptr, ptr %8, align 8, !tbaa !5
  %100 = getelementptr inbounds i8, ptr %99, i64 4
  %101 = call zeroext i16 @ReadUnaligned16(ptr noundef %100)
  %102 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %101)
  store i16 %102, ptr %11, align 2, !tbaa !25
  %103 = load i16, ptr %11, align 2, !tbaa !25
  %104 = zext i16 %103 to i32
  %105 = icmp ne i32 %104, 0
  br i1 %105, label %106, label %107

106:                                              ; preds = %98
  store i64 -9223372036854775801, ptr %3, align 8
  store i32 1, ptr %14, align 4
  br label %116

107:                                              ; preds = %98
  br label %108

108:                                              ; preds = %107, %91
  %109 = load ptr, ptr %4, align 8, !tbaa !5
  %110 = load ptr, ptr %9, align 8, !tbaa !5
  %111 = load i16, ptr %10, align 2, !tbaa !25
  %112 = load i32, ptr %12, align 4, !tbaa !16
  %113 = load i32, ptr %13, align 4, !tbaa !16
  %114 = call i64 @Dhcp6GenerateIaCb(ptr noundef %109, ptr noundef %110, i16 noundef zeroext %111, i32 noundef %112, i32 noundef %113)
  store i64 %114, ptr %6, align 8, !tbaa !26
  %115 = load i64, ptr %6, align 8, !tbaa !26
  store i64 %115, ptr %3, align 8
  store i32 1, ptr %14, align 4
  br label %116

116:                                              ; preds = %108, %106, %70, %45
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 2, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 2, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  %117 = load i64, ptr %3, align 8
  ret i64 %117
}

declare ptr @Dhcp6SeekIaOption(ptr noundef, i32 noundef, ptr noundef) #1

declare i32 @SwapBytes32(i32 noundef) #1

declare i32 @ReadUnaligned32(ptr noundef) #1

declare zeroext i16 @SwapBytes16(i16 noundef zeroext) #1

declare zeroext i16 @ReadUnaligned16(ptr noundef) #1

declare ptr @Dhcp6SeekOption(ptr noundef, i32 noundef, i16 noundef zeroext) #1

declare i64 @Dhcp6GenerateIaCb(ptr noundef, ptr noundef, i16 noundef zeroext, i32 noundef, i32 noundef) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 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 = { 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/C++ TBAA"}
!9 = !{!10, !6, i64 120}
!10 = !{!"_DHCP6_INSTANCE", !11, i64 0, !6, i64 8, !6, i64 16, !12, i64 24, !13, i64 40, !6, i64 112, !6, i64 120, !6, i64 128, !14, i64 136, !12, i64 160, !12, i64 176, !6, i64 192, !7, i64 200, !6, i64 208, !15, i64 216, !7, i64 224, !7, i64 225, !15, i64 232}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_LIST_ENTRY", !6, i64 0, !6, i64 8}
!13 = !{!"_EFI_DHCP6_PROTOCOL", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64}
!14 = !{!"_DHCP6_IA_CB", !6, i64 0, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20}
!15 = !{!"long long", !7, i64 0}
!16 = !{!11, !11, i64 0}
!17 = !{!18, !11, i64 4}
!18 = !{!"", !11, i64 0, !11, i64 4, !19, i64 8}
!19 = !{!"", !20, i64 0, !7, i64 4}
!20 = !{!"", !11, i64 0, !11, i64 1}
!21 = !{!22, !24, i64 32}
!22 = !{!"", !6, i64 0, !6, i64 8, !11, i64 16, !6, i64 24, !23, i64 32, !6, i64 40, !7, i64 48, !7, i64 49, !6, i64 56}
!23 = !{!"", !24, i64 0, !11, i64 4}
!24 = !{!"short", !7, i64 0}
!25 = !{!24, !24, i64 0}
!26 = !{!15, !15, i64 0}


; 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"

@.str = external hidden unnamed_addr constant [131 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [33 x i8], align 1

declare zeroext i8 @DebugAssertEnabled() local_unnamed_addr #0

declare void @DebugAssert(ptr noundef, i64 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i64 @Dhcp6UpdateIaInfo(ptr noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = tail call zeroext i8 @DebugAssertEnabled() #2
  %.not = icmp eq i8 %3, 0
  br i1 %.not, label %8, label %4

4:                                                ; preds = %2
  %5 = getelementptr inbounds i8, ptr %0, i64 120
  %6 = load ptr, ptr %5, align 8, !tbaa !5
  %.not33 = icmp eq ptr %6, null
  br i1 %.not33, label %7, label %8

7:                                                ; preds = %4
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 555, ptr noundef nonnull @.str.5) #2
  br label %8

8:                                                ; preds = %4, %7, %2
  %9 = getelementptr inbounds i8, ptr %1, i64 12
  %10 = getelementptr inbounds i8, ptr %1, i64 4
  %11 = load i32, ptr %10, align 1, !tbaa !15
  %12 = add i32 %11, -4
  %13 = getelementptr inbounds i8, ptr %0, i64 120
  %14 = load ptr, ptr %13, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %14, i64 32
  %16 = tail call ptr @Dhcp6SeekIaOption(ptr noundef nonnull %9, i32 noundef %12, ptr noundef nonnull %15) #2
  %17 = icmp eq ptr %16, null
  br i1 %17, label %47, label %18

18:                                               ; preds = %8
  %19 = load ptr, ptr %13, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %19, i64 32
  %21 = load i16, ptr %20, align 8, !tbaa !19
  %22 = icmp eq i16 %21, 3
  %23 = getelementptr inbounds i8, ptr %16, i64 8
  br i1 %22, label %24, label %34

24:                                               ; preds = %18
  %25 = tail call i32 @ReadUnaligned32(ptr noundef nonnull %23) #2
  %26 = tail call i32 @SwapBytes32(i32 noundef %25) #2
  %27 = getelementptr inbounds i8, ptr %16, i64 12
  %28 = tail call i32 @ReadUnaligned32(ptr noundef nonnull %27) #2
  %29 = tail call i32 @SwapBytes32(i32 noundef %28) #2
  %30 = icmp ugt i32 %26, %29
  %31 = icmp ne i32 %29, 0
  %or.cond = and i1 %30, %31
  br i1 %or.cond, label %47, label %32

32:                                               ; preds = %24
  %33 = getelementptr inbounds i8, ptr %16, i64 16
  br label %34

34:                                               ; preds = %18, %32
  %.sink36 = phi i16 [ -12, %32 ], [ -4, %18 ]
  %.029 = phi ptr [ %33, %32 ], [ %23, %18 ]
  %.027 = phi i32 [ %26, %32 ], [ 0, %18 ]
  %.0 = phi i32 [ %29, %32 ], [ 0, %18 ]
  %35 = getelementptr inbounds i8, ptr %16, i64 2
  %36 = tail call zeroext i16 @ReadUnaligned16(ptr noundef nonnull %35) #2
  %37 = tail call zeroext i16 @SwapBytes16(i16 noundef zeroext %36) #2
  %38 = add i16 %37, %.sink36
  %39 = zext i16 %38 to i32
  %40 = tail call ptr @Dhcp6SeekOption(ptr noundef nonnull %.029, i32 noundef %39, i16 noundef zeroext 13) #2
  %.not34 = icmp eq ptr %40, null
  br i1 %.not34, label %45, label %41

41:                                               ; preds = %34
  %42 = getelementptr inbounds i8, ptr %40, i64 4
  %43 = tail call zeroext i16 @ReadUnaligned16(ptr noundef nonnull %42) #2
  %44 = tail call zeroext i16 @SwapBytes16(i16 noundef zeroext %43) #2
  %.not35 = icmp eq i16 %44, 0
  br i1 %.not35, label %45, label %47

45:                                               ; preds = %41, %34
  %46 = tail call i64 @Dhcp6GenerateIaCb(ptr noundef nonnull %0, ptr noundef nonnull %.029, i16 noundef zeroext %38, i32 noundef %.027, i32 noundef %.0) #2
  br label %47

47:                                               ; preds = %41, %24, %8, %45
  %.030 = phi i64 [ %46, %45 ], [ -9223372036854775801, %8 ], [ -9223372036854775801, %24 ], [ -9223372036854775801, %41 ]
  ret i64 %.030
}

declare ptr @Dhcp6SeekIaOption(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

declare i32 @SwapBytes32(i32 noundef) local_unnamed_addr #0

declare i32 @ReadUnaligned32(ptr noundef) local_unnamed_addr #0

declare zeroext i16 @SwapBytes16(i16 noundef zeroext) local_unnamed_addr #0

declare zeroext i16 @ReadUnaligned16(ptr noundef) local_unnamed_addr #0

declare ptr @Dhcp6SeekOption(ptr noundef, i32 noundef, i16 noundef zeroext) local_unnamed_addr #0

declare i64 @Dhcp6GenerateIaCb(ptr noundef, ptr noundef, i16 noundef zeroext, i32 noundef, i32 noundef) local_unnamed_addr #0

attributes #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 = { 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, !10, i64 120}
!6 = !{!"_DHCP6_INSTANCE", !7, i64 0, !10, i64 8, !10, i64 16, !11, i64 24, !12, i64 40, !10, i64 112, !10, i64 120, !10, i64 128, !13, i64 136, !11, i64 160, !11, i64 176, !10, i64 192, !8, i64 200, !10, i64 208, !14, i64 216, !8, i64 224, !8, i64 225, !14, i64 232}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"_LIST_ENTRY", !10, i64 0, !10, i64 8}
!12 = !{!"_EFI_DHCP6_PROTOCOL", !10, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !10, i64 64}
!13 = !{!"_DHCP6_IA_CB", !10, i64 0, !7, i64 8, !7, i64 12, !7, i64 16, !7, i64 20}
!14 = !{!"long long", !8, i64 0}
!15 = !{!16, !7, i64 4}
!16 = !{!"", !7, i64 0, !7, i64 4, !17, i64 8}
!17 = !{!"", !18, i64 0, !8, i64 4}
!18 = !{!"", !7, i64 0, !7, i64 1}
!19 = !{!20, !22, i64 32}
!20 = !{!"", !10, i64 0, !10, i64 8, !7, i64 16, !10, i64 24, !21, i64 32, !10, i64 40, !8, i64 48, !8, i64 49, !10, i64 56}
!21 = !{!"", !22, i64 0, !7, i64 4}
!22 = !{!"short", !8, i64 0}


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