; LLVM IR from thalium/icebox :: third_party/virtualbox/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Universal (Udp4IcmpHandler)

; 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.EFI_UDP4_SESSION_DATA = type { %struct.EFI_IPv4_ADDRESS, i16, %struct.EFI_IPv4_ADDRESS, i16 }
%struct.EFI_IPv4_ADDRESS = type { [4 x i8] }
%struct._EFI_NET_SESSION_DATA = type { %union.EFI_IP_ADDRESS, %union.EFI_IP_ADDRESS, %union.IP_IO_IP_HEADER, i32, i8 }
%union.EFI_IP_ADDRESS = type { [4 x i32] }
%union.IP_IO_IP_HEADER = type { ptr }
%struct.EFI_UDP_HEADER = type { i16, i16, i16, i16 }
%struct._UDP4_SERVICE_DATA_ = type { i32, %struct._EFI_SERVICE_BINDING_PROTOCOL, ptr, ptr, %struct._LIST_ENTRY, i64, ptr, ptr }
%struct._EFI_SERVICE_BINDING_PROTOCOL = type { ptr, ptr }
%struct._LIST_ENTRY = type { ptr, ptr }
%struct._UDP4_INSTANCE_DATA_ = type { i32, %struct._LIST_ENTRY, ptr, %struct._EFI_UDP4_PROTOCOL, %struct.EFI_UDP4_CONFIG_DATA, ptr, i8, i8, %struct.NET_MAP, %struct.NET_MAP, %struct.NET_MAP, %struct._LIST_ENTRY, %struct._LIST_ENTRY, i16, i64, ptr, i8 }
%struct._EFI_UDP4_PROTOCOL = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%struct.EFI_UDP4_CONFIG_DATA = type { i8, i8, i8, i8, i8, i8, i8, i32, i32, i8, %struct.EFI_IPv4_ADDRESS, %struct.EFI_IPv4_ADDRESS, i16, %struct.EFI_IPv4_ADDRESS, i16 }
%struct.NET_MAP = type { %struct._LIST_ENTRY, %struct._LIST_ENTRY, i64 }

@.str = external hidden unnamed_addr constant [151 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [27 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 ptr @CopyMem(ptr noundef, ptr noundef, i64 noundef) #1

; 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

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

; Function Attrs: nounwind uwtable
define dso_local void @Udp4IcmpHandler(ptr noundef %0, i8 noundef zeroext %1, ptr noundef %2, ptr noundef %3) #2 {
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca %struct.EFI_UDP4_SESSION_DATA, align 2
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i8 %1, ptr %6, align 1, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.start.p0(i64 12, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #3
  %13 = load ptr, ptr %8, align 8, !tbaa !5
  %14 = call ptr @NetbufGetByte(ptr noundef %13, i32 noundef 0, ptr noundef null)
  store ptr %14, ptr %9, align 8, !tbaa !5
  br label %15

15:                                               ; preds = %4
  %16 = call zeroext i8 @DebugAssertEnabled()
  %17 = icmp ne i8 %16, 0
  br i1 %17, label %18, label %23

18:                                               ; preds = %15
  %19 = load ptr, ptr %9, align 8, !tbaa !5
  %20 = icmp ne ptr %19, null
  br i1 %20, label %22, label %21

21:                                               ; preds = %18
  call void @DebugAssert(ptr noundef @.str, i64 noundef 1801, ptr noundef @.str.5)
  br label %22

22:                                               ; preds = %21, %18
  br label %23

23:                                               ; preds = %22, %15
  br label %24

24:                                               ; preds = %23
  br label %25

25:                                               ; preds = %24
  %26 = getelementptr inbounds %struct.EFI_UDP4_SESSION_DATA, ptr %10, i32 0, i32 0
  %27 = load ptr, ptr %7, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct._EFI_NET_SESSION_DATA, ptr %27, i32 0, i32 0
  %29 = call ptr @CopyMem(ptr noundef %26, ptr noundef %28, i64 noundef 4)
  %30 = getelementptr inbounds %struct.EFI_UDP4_SESSION_DATA, ptr %10, i32 0, i32 2
  %31 = load ptr, ptr %7, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct._EFI_NET_SESSION_DATA, ptr %31, i32 0, i32 1
  %33 = call ptr @CopyMem(ptr noundef %30, ptr noundef %32, i64 noundef 4)
  %34 = load ptr, ptr %9, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.EFI_UDP_HEADER, ptr %34, i32 0, i32 1
  %36 = load i16, ptr %35, align 1, !tbaa !10
  %37 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %36)
  %38 = getelementptr inbounds %struct.EFI_UDP4_SESSION_DATA, ptr %10, i32 0, i32 1
  store i16 %37, ptr %38, align 2, !tbaa !13
  %39 = load ptr, ptr %9, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.EFI_UDP_HEADER, ptr %39, i32 0, i32 0
  %41 = load i16, ptr %40, align 1, !tbaa !16
  %42 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %41)
  %43 = getelementptr inbounds %struct.EFI_UDP4_SESSION_DATA, ptr %10, i32 0, i32 3
  store i16 %42, ptr %43, align 2, !tbaa !17
  %44 = load ptr, ptr %5, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct._UDP4_SERVICE_DATA_, ptr %44, i32 0, i32 4
  %46 = getelementptr inbounds %struct._LIST_ENTRY, ptr %45, i32 0, i32 0
  %47 = load ptr, ptr %46, align 8, !tbaa !18
  store ptr %47, ptr %11, align 8, !tbaa !5
  br label %48

48:                                               ; preds = %81, %25
  %49 = load ptr, ptr %11, align 8, !tbaa !5
  %50 = load ptr, ptr %5, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct._UDP4_SERVICE_DATA_, ptr %50, i32 0, i32 4
  %52 = icmp ne ptr %49, %51
  br i1 %52, label %53, label %85

53:                                               ; preds = %48
  %54 = load ptr, ptr %11, align 8, !tbaa !5
  %55 = ptrtoint ptr %54 to i64
  %56 = sub i64 %55, ptrtoint (ptr getelementptr inbounds (%struct._UDP4_INSTANCE_DATA_, ptr null, i32 0, i32 1) to i64)
  %57 = inttoptr i64 %56 to ptr
  store ptr %57, ptr %12, align 8, !tbaa !5
  %58 = load ptr, ptr %12, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct._UDP4_INSTANCE_DATA_, ptr %58, i32 0, i32 6
  %60 = load i8, ptr %59, align 8, !tbaa !24
  %61 = icmp ne i8 %60, 0
  br i1 %61, label %63, label %62

62:                                               ; preds = %53
  br label %81

63:                                               ; preds = %53
  %64 = load ptr, ptr %12, align 8, !tbaa !5
  %65 = call zeroext i8 @Udp4MatchDgram(ptr noundef %64, ptr noundef %10)
  %66 = icmp ne i8 %65, 0
  br i1 %66, label %67, label %80

67:                                               ; preds = %63
  %68 = load i8, ptr %6, align 1, !tbaa !9
  %69 = call i64 @IpIoGetIcmpErrStatus(i8 noundef zeroext %68, i8 noundef zeroext 4, ptr noundef null, ptr noundef null)
  %70 = load ptr, ptr %12, align 8, !tbaa !5
  %71 = getelementptr inbounds %struct._UDP4_INSTANCE_DATA_, ptr %70, i32 0, i32 14
  store i64 %69, ptr %71, align 8, !tbaa !29
  %72 = load i8, ptr %6, align 1, !tbaa !9
  %73 = zext i8 %72 to i32
  %74 = icmp sgt i32 %73, 3
  br i1 %74, label %75, label %78

75:                                               ; preds = %67
  %76 = load ptr, ptr %12, align 8, !tbaa !5
  %77 = getelementptr inbounds %struct._UDP4_INSTANCE_DATA_, ptr %76, i32 0, i32 14
  store i64 -9223372036854775786, ptr %77, align 8, !tbaa !29
  br label %78

78:                                               ; preds = %75, %67
  %79 = load ptr, ptr %12, align 8, !tbaa !5
  call void @Udp4ReportIcmpError(ptr noundef %79)
  br label %85

80:                                               ; preds = %63
  br label %81

81:                                               ; preds = %80, %62
  %82 = load ptr, ptr %11, align 8, !tbaa !5
  %83 = getelementptr inbounds %struct._LIST_ENTRY, ptr %82, i32 0, i32 0
  %84 = load ptr, ptr %83, align 8, !tbaa !30
  store ptr %84, ptr %11, align 8, !tbaa !5
  br label %48, !llvm.loop !31

85:                                               ; preds = %78, %48
  %86 = load ptr, ptr %8, align 8, !tbaa !5
  call void @NetbufFree(ptr noundef %86)
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 12, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  ret void
}

; Function Attrs: nounwind uwtable
declare dso_local zeroext i8 @Udp4MatchDgram(ptr noundef, ptr noundef) #2

declare void @NetbufFree(ptr noundef) #1

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

declare i64 @IpIoGetIcmpErrStatus(i8 noundef zeroext, i8 noundef zeroext, ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local void @Udp4ReportIcmpError(ptr noundef) #2

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 = !{!7, !7, i64 0}
!10 = !{!11, !12, i64 2}
!11 = !{!"", !12, i64 0, !12, i64 2, !12, i64 4, !12, i64 6}
!12 = !{!"short", !7, i64 0}
!13 = !{!14, !12, i64 4}
!14 = !{!"", !15, i64 0, !12, i64 4, !15, i64 6, !12, i64 10}
!15 = !{!"", !7, i64 0}
!16 = !{!11, !12, i64 0}
!17 = !{!14, !12, i64 10}
!18 = !{!19, !6, i64 40}
!19 = !{!"_UDP4_SERVICE_DATA_", !20, i64 0, !21, i64 8, !6, i64 24, !6, i64 32, !22, i64 40, !23, i64 56, !6, i64 64, !6, i64 72}
!20 = !{!"int", !7, i64 0}
!21 = !{!"_EFI_SERVICE_BINDING_PROTOCOL", !6, i64 0, !6, i64 8}
!22 = !{!"_LIST_ENTRY", !6, i64 0, !6, i64 8}
!23 = !{!"long long", !7, i64 0}
!24 = !{!25, !7, i64 144}
!25 = !{!"_UDP4_INSTANCE_DATA_", !20, i64 0, !22, i64 8, !6, i64 24, !26, i64 32, !27, i64 96, !6, i64 136, !7, i64 144, !7, i64 145, !28, i64 152, !28, i64 192, !28, i64 232, !22, i64 272, !22, i64 288, !12, i64 304, !23, i64 312, !6, i64 320, !7, i64 328}
!26 = !{!"_EFI_UDP4_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}
!27 = !{!"", !7, i64 0, !7, i64 1, !7, i64 2, !7, i64 3, !7, i64 4, !7, i64 5, !7, i64 6, !20, i64 8, !20, i64 12, !7, i64 16, !15, i64 17, !15, i64 21, !12, i64 26, !15, i64 28, !12, i64 32}
!28 = !{!"", !22, i64 0, !22, i64 16, !23, i64 32}
!29 = !{!25, !23, i64 312}
!30 = !{!22, !6, i64 0}
!31 = distinct !{!31, !32}
!32 = !{!"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"

%struct.EFI_UDP4_SESSION_DATA = type { %struct.EFI_IPv4_ADDRESS, i16, %struct.EFI_IPv4_ADDRESS, i16 }
%struct.EFI_IPv4_ADDRESS = type { [4 x i8] }

@.str = external hidden unnamed_addr constant [151 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [27 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

declare ptr @CopyMem(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #1

; 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

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

; Function Attrs: nounwind uwtable
define dso_local void @Udp4IcmpHandler(ptr noundef readonly %0, i8 noundef zeroext %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #2 {
  %5 = alloca %struct.EFI_UDP4_SESSION_DATA, align 2
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %5) #3
  %6 = tail call ptr @NetbufGetByte(ptr noundef %3, i32 noundef 0, ptr noundef null) #3
  %7 = tail call zeroext i8 @DebugAssertEnabled() #3
  %8 = icmp eq i8 %7, 0
  %9 = icmp ne ptr %6, null
  %or.cond = select i1 %8, i1 true, i1 %9
  br i1 %or.cond, label %11, label %10

10:                                               ; preds = %4
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 1801, ptr noundef nonnull @.str.5) #3
  br label %11

11:                                               ; preds = %10, %4
  %12 = call ptr @CopyMem(ptr noundef nonnull %5, ptr noundef %2, i64 noundef 4) #3
  %13 = getelementptr inbounds i8, ptr %5, i64 6
  %14 = getelementptr inbounds i8, ptr %2, i64 16
  %15 = call ptr @CopyMem(ptr noundef nonnull %13, ptr noundef nonnull %14, i64 noundef 4) #3
  %16 = getelementptr inbounds i8, ptr %6, i64 2
  %17 = load i16, ptr %16, align 1, !tbaa !5
  %18 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %17) #3
  %19 = getelementptr inbounds i8, ptr %5, i64 4
  store i16 %18, ptr %19, align 2, !tbaa !10
  %20 = load i16, ptr %6, align 1, !tbaa !13
  %21 = call zeroext i16 @SwapBytes16(i16 noundef zeroext %20) #3
  %22 = getelementptr inbounds i8, ptr %5, i64 10
  store i16 %21, ptr %22, align 2, !tbaa !14
  %23 = getelementptr inbounds i8, ptr %0, i64 40
  %.021 = load ptr, ptr %23, align 8, !tbaa !15
  %.not22 = icmp eq ptr %.021, %23
  br i1 %.not22, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %11, %35
  %.023 = phi ptr [ %.0, %35 ], [ %.021, %11 ]
  %24 = ptrtoint ptr %.023 to i64
  %25 = add i64 %24, -8
  %26 = inttoptr i64 %25 to ptr
  %27 = getelementptr inbounds i8, ptr %26, i64 144
  %28 = load i8, ptr %27, align 8, !tbaa !18
  %.not19 = icmp eq i8 %28, 0
  br i1 %.not19, label %35, label %29

29:                                               ; preds = %.lr.ph
  %30 = call zeroext i8 @Udp4MatchDgram(ptr noundef nonnull %26, ptr noundef nonnull %5)
  %.not20 = icmp eq i8 %30, 0
  br i1 %.not20, label %35, label %31

31:                                               ; preds = %29
  %32 = call i64 @IpIoGetIcmpErrStatus(i8 noundef zeroext %1, i8 noundef zeroext 4, ptr noundef null, ptr noundef null) #3
  %33 = getelementptr inbounds i8, ptr %26, i64 312
  %34 = icmp ugt i8 %1, 3
  %spec.select = select i1 %34, i64 -9223372036854775786, i64 %32
  store i64 %spec.select, ptr %33, align 8, !tbaa !25
  call void @Udp4ReportIcmpError(ptr noundef nonnull %26)
  br label %.loopexit

35:                                               ; preds = %29, %.lr.ph
  %.0 = load ptr, ptr %.023, align 8, !tbaa !15
  %.not = icmp eq ptr %.0, %23
  br i1 %.not, label %.loopexit, label %.lr.ph, !llvm.loop !26

.loopexit:                                        ; preds = %35, %11, %31
  call void @NetbufFree(ptr noundef %3) #3
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %5) #3
  ret void
}

; Function Attrs: nounwind uwtable
declare dso_local zeroext i8 @Udp4MatchDgram(ptr noundef, ptr noundef) local_unnamed_addr #2

declare void @NetbufFree(ptr noundef) local_unnamed_addr #1

declare ptr @NetbufGetByte(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

declare i64 @IpIoGetIcmpErrStatus(i8 noundef zeroext, i8 noundef zeroext, ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local void @Udp4ReportIcmpError(ptr noundef) local_unnamed_addr #2

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, !7, i64 2}
!6 = !{!"", !7, i64 0, !7, i64 2, !7, i64 4, !7, i64 6}
!7 = !{!"short", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!11, !7, i64 4}
!11 = !{!"", !12, i64 0, !7, i64 4, !12, i64 6, !7, i64 10}
!12 = !{!"", !8, i64 0}
!13 = !{!6, !7, i64 0}
!14 = !{!11, !7, i64 10}
!15 = !{!16, !17, i64 0}
!16 = !{!"_LIST_ENTRY", !17, i64 0, !17, i64 8}
!17 = !{!"any pointer", !8, i64 0}
!18 = !{!19, !8, i64 144}
!19 = !{!"_UDP4_INSTANCE_DATA_", !20, i64 0, !16, i64 8, !17, i64 24, !21, i64 32, !22, i64 96, !17, i64 136, !8, i64 144, !8, i64 145, !23, i64 152, !23, i64 192, !23, i64 232, !16, i64 272, !16, i64 288, !7, i64 304, !24, i64 312, !17, i64 320, !8, i64 328}
!20 = !{!"int", !8, i64 0}
!21 = !{!"_EFI_UDP4_PROTOCOL", !17, i64 0, !17, i64 8, !17, i64 16, !17, i64 24, !17, i64 32, !17, i64 40, !17, i64 48, !17, i64 56}
!22 = !{!"", !8, i64 0, !8, i64 1, !8, i64 2, !8, i64 3, !8, i64 4, !8, i64 5, !8, i64 6, !20, i64 8, !20, i64 12, !8, i64 16, !12, i64 17, !12, i64 21, !7, i64 26, !12, i64 28, !7, i64 32}
!23 = !{!"", !16, i64 0, !16, i64 16, !24, i64 32}
!24 = !{!"long long", !8, i64 0}
!25 = !{!19, !24, i64 312}
!26 = distinct !{!26, !27}
!27 = !{!"llvm.loop.mustprogress"}


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