; LLVM IR from thalium/icebox :: third_party/virtualbox/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Universal (DhcpParseOption)

; 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.DHCP_OPTION_CONTEXT = type { ptr, ptr, ptr }
%struct.DHCP_OPTION_COUNT = type { i8, i16 }
%struct.DHCP_OPTION = type { i8, i16, ptr }

@.str = external hidden unnamed_addr constant [155 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [57 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

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

declare zeroext i8 @DebugAssertEnabled() #1

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

; Function Attrs: nounwind uwtable
declare dso_local i64 @DhcpIterateOptions(ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i64 @DhcpGetOptionLen(i8 noundef zeroext, i8 noundef zeroext, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i64 @DhcpFillOption(i8 noundef zeroext, i8 noundef zeroext, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i64 @DhcpParseOption(ptr noundef %0, ptr noundef %1, ptr noundef %2) #2 {
  %4 = alloca i64, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca %struct.DHCP_OPTION_CONTEXT, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca i16, align 2
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.start.p0(i64 2, ptr %12) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  br label %16

16:                                               ; preds = %3
  %17 = call zeroext i8 @DebugAssertEnabled()
  %18 = icmp ne i8 %17, 0
  br i1 %18, label %19, label %27

19:                                               ; preds = %16
  %20 = load ptr, ptr %6, align 8, !tbaa !5
  %21 = icmp ne ptr %20, null
  br i1 %21, label %22, label %25

22:                                               ; preds = %19
  %23 = load ptr, ptr %7, align 8, !tbaa !5
  %24 = icmp ne ptr %23, null
  br i1 %24, label %26, label %25

25:                                               ; preds = %22, %19
  call void @DebugAssert(ptr noundef @.str, i64 noundef 566, ptr noundef @.str.2)
  br label %26

26:                                               ; preds = %25, %22
  br label %27

27:                                               ; preds = %26, %16
  br label %28

28:                                               ; preds = %27
  br label %29

29:                                               ; preds = %28
  %30 = call ptr @AllocateZeroPool(i64 noundef 1024)
  store ptr %30, ptr %10, align 8, !tbaa !5
  %31 = load ptr, ptr %10, align 8, !tbaa !5
  %32 = icmp eq ptr %31, null
  br i1 %32, label %33, label %34

33:                                               ; preds = %29
  store i64 -9223372036854775799, ptr %4, align 8
  store i32 1, ptr %15, align 4
  br label %128

34:                                               ; preds = %29
  %35 = load ptr, ptr %5, align 8, !tbaa !5
  %36 = load ptr, ptr %10, align 8, !tbaa !5
  %37 = call i64 @DhcpIterateOptions(ptr noundef %35, ptr noundef @DhcpGetOptionLen, ptr noundef %36)
  store i64 %37, ptr %11, align 8, !tbaa !9
  %38 = load i64, ptr %11, align 8, !tbaa !9
  %39 = icmp slt i64 %38, 0
  br i1 %39, label %40, label %41

40:                                               ; preds = %34
  br label %125

41:                                               ; preds = %34
  store i16 0, ptr %12, align 2, !tbaa !11
  store i64 0, ptr %13, align 8, !tbaa !9
  store i64 0, ptr %14, align 8, !tbaa !9
  br label %42

42:                                               ; preds = %87, %41
  %43 = load i64, ptr %14, align 8, !tbaa !9
  %44 = icmp slt i64 %43, 256
  br i1 %44, label %45, label %90

45:                                               ; preds = %42
  %46 = load ptr, ptr %10, align 8, !tbaa !5
  %47 = load i64, ptr %14, align 8, !tbaa !9
  %48 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %46, i64 %47
  %49 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %48, i32 0, i32 1
  %50 = load i16, ptr %49, align 2, !tbaa !13
  %51 = zext i16 %50 to i32
  %52 = icmp ne i32 %51, 0
  br i1 %52, label %53, label %86

53:                                               ; preds = %45
  %54 = load i64, ptr %13, align 8, !tbaa !9
  %55 = trunc i64 %54 to i8
  %56 = load ptr, ptr %10, align 8, !tbaa !5
  %57 = load i64, ptr %14, align 8, !tbaa !9
  %58 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %56, i64 %57
  %59 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %58, i32 0, i32 0
  store i8 %55, ptr %59, align 2, !tbaa !15
  %60 = load i16, ptr %12, align 2, !tbaa !11
  %61 = zext i16 %60 to i32
  %62 = load ptr, ptr %10, align 8, !tbaa !5
  %63 = load i64, ptr %14, align 8, !tbaa !9
  %64 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %62, i64 %63
  %65 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %64, i32 0, i32 1
  %66 = load i16, ptr %65, align 2, !tbaa !13
  %67 = zext i16 %66 to i32
  %68 = add nsw i32 %61, %67
  %69 = trunc i32 %68 to i16
  store i16 %69, ptr %12, align 2, !tbaa !11
  %70 = load i16, ptr %12, align 2, !tbaa !11
  %71 = zext i16 %70 to i32
  %72 = load ptr, ptr %10, align 8, !tbaa !5
  %73 = load i64, ptr %14, align 8, !tbaa !9
  %74 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %72, i64 %73
  %75 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %74, i32 0, i32 1
  %76 = load i16, ptr %75, align 2, !tbaa !13
  %77 = zext i16 %76 to i32
  %78 = sub nsw i32 %71, %77
  %79 = trunc i32 %78 to i16
  %80 = load ptr, ptr %10, align 8, !tbaa !5
  %81 = load i64, ptr %14, align 8, !tbaa !9
  %82 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %80, i64 %81
  %83 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %82, i32 0, i32 1
  store i16 %79, ptr %83, align 2, !tbaa !13
  %84 = load i64, ptr %13, align 8, !tbaa !9
  %85 = add nsw i64 %84, 1
  store i64 %85, ptr %13, align 8, !tbaa !9
  br label %86

86:                                               ; preds = %53, %45
  br label %87

87:                                               ; preds = %86
  %88 = load i64, ptr %14, align 8, !tbaa !9
  %89 = add nsw i64 %88, 1
  store i64 %89, ptr %14, align 8, !tbaa !9
  br label %42, !llvm.loop !16

90:                                               ; preds = %42
  %91 = load i64, ptr %13, align 8, !tbaa !9
  %92 = load ptr, ptr %6, align 8, !tbaa !5
  store i64 %91, ptr %92, align 8, !tbaa !9
  %93 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr null, ptr %93, align 8, !tbaa !5
  %94 = load i64, ptr %13, align 8, !tbaa !9
  %95 = icmp eq i64 %94, 0
  br i1 %95, label %96, label %97

96:                                               ; preds = %90
  br label %125

97:                                               ; preds = %90
  %98 = load i64, ptr %13, align 8, !tbaa !9
  %99 = mul i64 %98, 16
  %100 = load i16, ptr %12, align 2, !tbaa !11
  %101 = zext i16 %100 to i64
  %102 = add i64 %99, %101
  %103 = call ptr @AllocateZeroPool(i64 noundef %102)
  store ptr %103, ptr %9, align 8, !tbaa !5
  %104 = load ptr, ptr %9, align 8, !tbaa !5
  %105 = icmp eq ptr %104, null
  br i1 %105, label %106, label %107

106:                                              ; preds = %97
  store i64 -9223372036854775799, ptr %11, align 8, !tbaa !9
  br label %125

107:                                              ; preds = %97
  %108 = load ptr, ptr %10, align 8, !tbaa !5
  %109 = getelementptr inbounds %struct.DHCP_OPTION_CONTEXT, ptr %8, i32 0, i32 0
  store ptr %108, ptr %109, align 8, !tbaa !18
  %110 = load ptr, ptr %9, align 8, !tbaa !5
  %111 = getelementptr inbounds %struct.DHCP_OPTION_CONTEXT, ptr %8, i32 0, i32 1
  store ptr %110, ptr %111, align 8, !tbaa !20
  %112 = load ptr, ptr %9, align 8, !tbaa !5
  %113 = load i64, ptr %13, align 8, !tbaa !9
  %114 = getelementptr inbounds %struct.DHCP_OPTION, ptr %112, i64 %113
  %115 = getelementptr inbounds %struct.DHCP_OPTION_CONTEXT, ptr %8, i32 0, i32 2
  store ptr %114, ptr %115, align 8, !tbaa !21
  %116 = load ptr, ptr %5, align 8, !tbaa !5
  %117 = call i64 @DhcpIterateOptions(ptr noundef %116, ptr noundef @DhcpFillOption, ptr noundef %8)
  store i64 %117, ptr %11, align 8, !tbaa !9
  %118 = load i64, ptr %11, align 8, !tbaa !9
  %119 = icmp slt i64 %118, 0
  br i1 %119, label %120, label %122

120:                                              ; preds = %107
  %121 = load ptr, ptr %9, align 8, !tbaa !5
  call void @FreePool(ptr noundef %121)
  br label %125

122:                                              ; preds = %107
  %123 = load ptr, ptr %9, align 8, !tbaa !5
  %124 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %123, ptr %124, align 8, !tbaa !5
  br label %125

125:                                              ; preds = %122, %120, %106, %96, %40
  %126 = load ptr, ptr %10, align 8, !tbaa !5
  call void @FreePool(ptr noundef %126)
  %127 = load i64, ptr %11, align 8, !tbaa !9
  store i64 %127, ptr %4, align 8
  store i32 1, ptr %15, align 4
  br label %128

128:                                              ; preds = %125, %33
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 2, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #3
  %129 = load i64, ptr %4, align 8
  ret i64 %129
}

declare ptr @AllocateZeroPool(i64 noundef) #1

declare void @FreePool(ptr 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, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}
!13 = !{!14, !12, i64 2}
!14 = !{!"", !7, i64 0, !12, i64 2}
!15 = !{!14, !7, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = !{!19, !6, i64 0}
!19 = !{!"", !6, i64 0, !6, i64 8, !6, i64 16}
!20 = !{!19, !6, i64 8}
!21 = !{!19, !6, i64 16}


; 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"

%struct.DHCP_OPTION_CONTEXT = type { ptr, ptr, ptr }
%struct.DHCP_OPTION_COUNT = type { i8, i16 }
%struct.DHCP_OPTION = type { i8, i16, ptr }

@.str = external hidden unnamed_addr constant [155 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [57 x i8], align 1

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

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

declare zeroext i8 @DebugAssertEnabled() local_unnamed_addr #1

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

; Function Attrs: nounwind uwtable
declare dso_local i64 @DhcpIterateOptions(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local i64 @DhcpGetOptionLen(i8 noundef zeroext, i8 noundef zeroext, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i64 @DhcpFillOption(i8 noundef zeroext, i8 noundef zeroext, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i64 @DhcpParseOption(ptr noundef %0, ptr noundef writeonly %1, ptr noundef writeonly %2) local_unnamed_addr #2 {
  %4 = alloca %struct.DHCP_OPTION_CONTEXT, align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #3
  %5 = tail call zeroext i8 @DebugAssertEnabled() #3
  %.not = icmp eq i8 %5, 0
  br i1 %.not, label %10, label %6

6:                                                ; preds = %3
  %7 = icmp ne ptr %1, null
  %8 = icmp ne ptr %2, null
  %or.cond = and i1 %7, %8
  br i1 %or.cond, label %10, label %9

9:                                                ; preds = %6
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 566, ptr noundef nonnull @.str.2) #3
  br label %10

10:                                               ; preds = %9, %6, %3
  %11 = tail call ptr @AllocateZeroPool(i64 noundef 1024) #3
  %12 = icmp eq ptr %11, null
  br i1 %12, label %50, label %13

13:                                               ; preds = %10
  %14 = tail call i64 @DhcpIterateOptions(ptr noundef %0, ptr noundef nonnull @DhcpGetOptionLen, ptr noundef nonnull %11)
  %15 = icmp slt i64 %14, 0
  br i1 %15, label %49, label %.preheader

.preheader:                                       ; preds = %13, %31
  %.055 = phi i64 [ %32, %31 ], [ 0, %13 ]
  %.04154 = phi i64 [ %.1.1, %31 ], [ 0, %13 ]
  %.04253 = phi i16 [ %.143.1, %31 ], [ 0, %13 ]
  %16 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %11, i64 %.055
  %17 = getelementptr inbounds i8, ptr %16, i64 2
  %18 = load i16, ptr %17, align 2, !tbaa !5
  %.not52 = icmp eq i16 %18, 0
  br i1 %.not52, label %.preheader.1, label %19

19:                                               ; preds = %.preheader
  %20 = trunc i64 %.04154 to i8
  store i8 %20, ptr %16, align 2, !tbaa !10
  %21 = add i16 %18, %.04253
  store i16 %.04253, ptr %17, align 2, !tbaa !5
  %22 = add nsw i64 %.04154, 1
  br label %.preheader.1

.preheader.1:                                     ; preds = %.preheader, %19
  %.143 = phi i16 [ %21, %19 ], [ %.04253, %.preheader ]
  %.1 = phi i64 [ %22, %19 ], [ %.04154, %.preheader ]
  %23 = or disjoint i64 %.055, 1
  %24 = getelementptr inbounds %struct.DHCP_OPTION_COUNT, ptr %11, i64 %23
  %25 = getelementptr inbounds i8, ptr %24, i64 2
  %26 = load i16, ptr %25, align 2, !tbaa !5
  %.not52.1 = icmp eq i16 %26, 0
  br i1 %.not52.1, label %31, label %27

27:                                               ; preds = %.preheader.1
  %28 = trunc i64 %.1 to i8
  store i8 %28, ptr %24, align 2, !tbaa !10
  %29 = add i16 %26, %.143
  store i16 %.143, ptr %25, align 2, !tbaa !5
  %30 = add nsw i64 %.1, 1
  br label %31

31:                                               ; preds = %27, %.preheader.1
  %.143.1 = phi i16 [ %29, %27 ], [ %.143, %.preheader.1 ]
  %.1.1 = phi i64 [ %30, %27 ], [ %.1, %.preheader.1 ]
  %32 = add nuw nsw i64 %.055, 2
  %exitcond.not.1 = icmp eq i64 %32, 256
  br i1 %exitcond.not.1, label %33, label %.preheader, !llvm.loop !11

33:                                               ; preds = %31
  store i64 %.1.1, ptr %1, align 8, !tbaa !13
  store ptr null, ptr %2, align 8, !tbaa !15
  %34 = icmp eq i64 %.1.1, 0
  br i1 %34, label %49, label %35

35:                                               ; preds = %33
  %36 = shl i64 %.1.1, 4
  %37 = zext i16 %.143.1 to i64
  %38 = add i64 %36, %37
  %39 = tail call ptr @AllocateZeroPool(i64 noundef %38) #3
  %40 = icmp eq ptr %39, null
  br i1 %40, label %49, label %41

41:                                               ; preds = %35
  store ptr %11, ptr %4, align 8, !tbaa !17
  %42 = getelementptr inbounds i8, ptr %4, i64 8
  store ptr %39, ptr %42, align 8, !tbaa !19
  %43 = getelementptr inbounds %struct.DHCP_OPTION, ptr %39, i64 %.1.1
  %44 = getelementptr inbounds i8, ptr %4, i64 16
  store ptr %43, ptr %44, align 8, !tbaa !20
  %45 = call i64 @DhcpIterateOptions(ptr noundef %0, ptr noundef nonnull @DhcpFillOption, ptr noundef nonnull %4)
  %46 = icmp slt i64 %45, 0
  br i1 %46, label %47, label %48

47:                                               ; preds = %41
  call void @FreePool(ptr noundef nonnull %39) #3
  br label %49

48:                                               ; preds = %41
  store ptr %39, ptr %2, align 8, !tbaa !15
  br label %49

49:                                               ; preds = %35, %33, %13, %48, %47
  %.044 = phi i64 [ %14, %13 ], [ %14, %33 ], [ %45, %47 ], [ %45, %48 ], [ -9223372036854775799, %35 ]
  call void @FreePool(ptr noundef nonnull %11) #3
  br label %50

50:                                               ; preds = %10, %49
  %.045 = phi i64 [ %.044, %49 ], [ -9223372036854775799, %10 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #3
  ret i64 %.045
}

declare ptr @AllocateZeroPool(i64 noundef) local_unnamed_addr #1

declare void @FreePool(ptr noundef) local_unnamed_addr #1

attributes #0 = { mustprogress 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, !9, i64 2}
!6 = !{!"", !7, i64 0, !9, i64 2}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!"short", !7, i64 0}
!10 = !{!6, !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"long long", !7, i64 0}
!15 = !{!16, !16, i64 0}
!16 = !{!"any pointer", !7, i64 0}
!17 = !{!18, !16, i64 0}
!18 = !{!"", !16, i64 0, !16, i64 8, !16, i64 16}
!19 = !{!18, !16, i64 8}
!20 = !{!18, !16, i64 16}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass