; LLVM IR from whoiswelliton/Computer_Engineering_UTFPR-PB :: Embedded_Systems/TIVA Connected TM4C1294XL Projects/01 - lwIP_HTTPServer_on_TIVA (renew)

; 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.netif = type { ptr, %struct.ip4_addr, %struct.ip4_addr, %struct.ip4_addr, ptr, ptr, ptr, ptr, ptr, [1 x ptr], i16, [6 x i8], i8, i8, [2 x i8], i8, i8 }
%struct.ip4_addr = type { i32 }
%struct.pbuf = type { ptr, ptr, i16, i16, i8, i8, i8, i8 }
%struct.dhcp_msg = type { i8, i8, i8, i8, i32, i16, i16, %struct.ip4_addr_packed, %struct.ip4_addr_packed, %struct.ip4_addr_packed, %struct.ip4_addr_packed, [16 x i8], [64 x i8], [128 x i8], i32, [68 x i8] }
%struct.ip4_addr_packed = type { i32 }
%struct.dhcp = type { i32, i8, i8, i8, i8, i16, i16, i16, i16, i16, i16, i16, %struct.ip4_addr, %struct.ip4_addr, %struct.ip4_addr, %struct.ip4_addr, i32, i32, i32 }

@dhcp_pcb = external hidden global ptr, align 8
@dhcp_discover_request_options = external hidden global [4 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

; Function Attrs: nounwind uwtable
declare hidden void @dhcp_set_state(ptr noundef, i8 noundef zeroext) #1

; Function Attrs: nounwind uwtable
declare hidden ptr @dhcp_create_msg(ptr noundef, ptr noundef, i8 noundef zeroext, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare hidden zeroext i16 @dhcp_option(i16 noundef zeroext, ptr noundef, i8 noundef zeroext, i8 noundef zeroext) #1

; Function Attrs: nounwind uwtable
declare hidden zeroext i16 @dhcp_option_short(i16 noundef zeroext, ptr noundef, i16 noundef zeroext) #1

; Function Attrs: nounwind uwtable
declare hidden void @dhcp_option_trailer(i16 noundef zeroext, ptr noundef, ptr noundef) #1

declare signext i8 @udp_sendto_if(ptr noundef, ptr noundef, ptr noundef, i16 noundef zeroext, ptr noundef) #2

declare zeroext i8 @pbuf_free(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local signext i8 @dhcp_renew(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca i8, align 1
  %5 = alloca i16, align 2
  %6 = alloca i8, align 1
  %7 = alloca ptr, align 8
  %8 = alloca i16, align 2
  %9 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %10 = load ptr, ptr %2, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.netif, ptr %10, i32 0, i32 9
  %12 = getelementptr inbounds [1 x ptr], ptr %11, i64 0, i64 0
  %13 = load ptr, ptr %12, align 8, !tbaa !5
  store ptr %13, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 2, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 2, ptr %8) #3
  %14 = load ptr, ptr %3, align 8, !tbaa !5
  call void @dhcp_set_state(ptr noundef %14, i8 noundef zeroext 5)
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = call ptr @dhcp_create_msg(ptr noundef %15, ptr noundef %16, i8 noundef zeroext 3, ptr noundef %8)
  store ptr %17, ptr %7, align 8, !tbaa !5
  %18 = load ptr, ptr %7, align 8, !tbaa !5
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %73

20:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %21 = load ptr, ptr %7, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.pbuf, ptr %21, i32 0, i32 1
  %23 = load ptr, ptr %22, align 8, !tbaa !9
  store ptr %23, ptr %9, align 8, !tbaa !5
  %24 = load i16, ptr %8, align 2, !tbaa !12
  %25 = load ptr, ptr %9, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.dhcp_msg, ptr %25, i32 0, i32 15
  %27 = getelementptr inbounds [68 x i8], ptr %26, i64 0, i64 0
  %28 = call zeroext i16 @dhcp_option(i16 noundef zeroext %24, ptr noundef %27, i8 noundef zeroext 57, i8 noundef zeroext 2)
  store i16 %28, ptr %8, align 2, !tbaa !12
  %29 = load i16, ptr %8, align 2, !tbaa !12
  %30 = load ptr, ptr %9, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.dhcp_msg, ptr %30, i32 0, i32 15
  %32 = getelementptr inbounds [68 x i8], ptr %31, i64 0, i64 0
  %33 = load ptr, ptr %2, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.netif, ptr %33, i32 0, i32 10
  %35 = load i16, ptr %34, align 8, !tbaa !13
  %36 = call zeroext i16 @dhcp_option_short(i16 noundef zeroext %29, ptr noundef %32, i16 noundef zeroext %35)
  store i16 %36, ptr %8, align 2, !tbaa !12
  %37 = load i16, ptr %8, align 2, !tbaa !12
  %38 = load ptr, ptr %9, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct.dhcp_msg, ptr %38, i32 0, i32 15
  %40 = getelementptr inbounds [68 x i8], ptr %39, i64 0, i64 0
  %41 = call zeroext i16 @dhcp_option(i16 noundef zeroext %37, ptr noundef %40, i8 noundef zeroext 55, i8 noundef zeroext 4)
  store i16 %41, ptr %8, align 2, !tbaa !12
  store i8 0, ptr %6, align 1, !tbaa !17
  br label %42

42:                                               ; preds = %56, %20
  %43 = load i8, ptr %6, align 1, !tbaa !17
  %44 = zext i8 %43 to i64
  %45 = icmp ult i64 %44, 4
  br i1 %45, label %46, label %59

46:                                               ; preds = %42
  %47 = load i16, ptr %8, align 2, !tbaa !12
  %48 = load ptr, ptr %9, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.dhcp_msg, ptr %48, i32 0, i32 15
  %50 = getelementptr inbounds [68 x i8], ptr %49, i64 0, i64 0
  %51 = load i8, ptr %6, align 1, !tbaa !17
  %52 = zext i8 %51 to i64
  %53 = getelementptr inbounds [4 x i8], ptr @dhcp_discover_request_options, i64 0, i64 %52
  %54 = load i8, ptr %53, align 1, !tbaa !17
  %55 = call zeroext i16 @dhcp_option_byte(i16 noundef zeroext %47, ptr noundef %50, i8 noundef zeroext %54)
  store i16 %55, ptr %8, align 2, !tbaa !12
  br label %56

56:                                               ; preds = %46
  %57 = load i8, ptr %6, align 1, !tbaa !17
  %58 = add i8 %57, 1
  store i8 %58, ptr %6, align 1, !tbaa !17
  br label %42, !llvm.loop !18

59:                                               ; preds = %42
  %60 = load i16, ptr %8, align 2, !tbaa !12
  %61 = load ptr, ptr %9, align 8, !tbaa !5
  %62 = getelementptr inbounds %struct.dhcp_msg, ptr %61, i32 0, i32 15
  %63 = getelementptr inbounds [68 x i8], ptr %62, i64 0, i64 0
  %64 = load ptr, ptr %7, align 8, !tbaa !5
  call void @dhcp_option_trailer(i16 noundef zeroext %60, ptr noundef %63, ptr noundef %64)
  %65 = load ptr, ptr @dhcp_pcb, align 8, !tbaa !5
  %66 = load ptr, ptr %7, align 8, !tbaa !5
  %67 = load ptr, ptr %3, align 8, !tbaa !5
  %68 = getelementptr inbounds %struct.dhcp, ptr %67, i32 0, i32 12
  %69 = load ptr, ptr %2, align 8, !tbaa !5
  %70 = call signext i8 @udp_sendto_if(ptr noundef %65, ptr noundef %66, ptr noundef %68, i16 noundef zeroext 67, ptr noundef %69)
  store i8 %70, ptr %4, align 1, !tbaa !17
  %71 = load ptr, ptr %7, align 8, !tbaa !5
  %72 = call zeroext i8 @pbuf_free(ptr noundef %71)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  br label %74

73:                                               ; preds = %1
  store i8 -1, ptr %4, align 1, !tbaa !17
  br label %74

74:                                               ; preds = %73, %59
  %75 = load ptr, ptr %3, align 8, !tbaa !5
  %76 = getelementptr inbounds %struct.dhcp, ptr %75, i32 0, i32 3
  %77 = load i8, ptr %76, align 2, !tbaa !20
  %78 = zext i8 %77 to i32
  %79 = icmp slt i32 %78, 255
  br i1 %79, label %80, label %85

80:                                               ; preds = %74
  %81 = load ptr, ptr %3, align 8, !tbaa !5
  %82 = getelementptr inbounds %struct.dhcp, ptr %81, i32 0, i32 3
  %83 = load i8, ptr %82, align 2, !tbaa !20
  %84 = add i8 %83, 1
  store i8 %84, ptr %82, align 2, !tbaa !20
  br label %85

85:                                               ; preds = %80, %74
  %86 = load ptr, ptr %3, align 8, !tbaa !5
  %87 = getelementptr inbounds %struct.dhcp, ptr %86, i32 0, i32 3
  %88 = load i8, ptr %87, align 2, !tbaa !20
  %89 = zext i8 %88 to i32
  %90 = icmp slt i32 %89, 10
  br i1 %90, label %91, label %97

91:                                               ; preds = %85
  %92 = load ptr, ptr %3, align 8, !tbaa !5
  %93 = getelementptr inbounds %struct.dhcp, ptr %92, i32 0, i32 3
  %94 = load i8, ptr %93, align 2, !tbaa !20
  %95 = zext i8 %94 to i32
  %96 = mul nsw i32 %95, 2000
  br label %98

97:                                               ; preds = %85
  br label %98

98:                                               ; preds = %97, %91
  %99 = phi i32 [ %96, %91 ], [ 20000, %97 ]
  %100 = trunc i32 %99 to i16
  store i16 %100, ptr %5, align 2, !tbaa !12
  %101 = load i16, ptr %5, align 2, !tbaa !12
  %102 = zext i16 %101 to i32
  %103 = add nsw i32 %102, 500
  %104 = sub nsw i32 %103, 1
  %105 = sdiv i32 %104, 500
  %106 = trunc i32 %105 to i16
  %107 = load ptr, ptr %3, align 8, !tbaa !5
  %108 = getelementptr inbounds %struct.dhcp, ptr %107, i32 0, i32 5
  store i16 %106, ptr %108, align 4, !tbaa !22
  %109 = load i8, ptr %4, align 1, !tbaa !17
  call void @llvm.lifetime.end.p0(i64 2, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 2, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  ret i8 %109
}

; Function Attrs: nounwind uwtable
declare hidden zeroext i16 @dhcp_option_byte(i16 noundef zeroext, ptr noundef, i8 noundef zeroext) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 8}
!10 = !{!"pbuf", !6, i64 0, !6, i64 8, !11, i64 16, !11, i64 18, !7, i64 20, !7, i64 21, !7, i64 22, !7, i64 23}
!11 = !{!"short", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!14, !11, i64 72}
!14 = !{!"netif", !6, i64 0, !15, i64 8, !15, i64 12, !15, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !7, i64 64, !11, i64 72, !7, i64 74, !7, i64 80, !7, i64 81, !7, i64 82, !7, i64 84, !7, i64 85}
!15 = !{!"ip4_addr", !16, i64 0}
!16 = !{!"int", !7, i64 0}
!17 = !{!7, !7, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}
!20 = !{!21, !7, i64 6}
!21 = !{!"dhcp", !16, i64 0, !7, i64 4, !7, i64 5, !7, i64 6, !7, i64 7, !11, i64 8, !11, i64 10, !11, i64 12, !11, i64 14, !11, i64 16, !11, i64 18, !11, i64 20, !15, i64 24, !15, i64 28, !15, i64 32, !15, i64 36, !16, i64 40, !16, i64 44, !16, i64 48}
!22 = !{!21, !11, i64 8}


; 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"

@dhcp_pcb = external hidden local_unnamed_addr global ptr, align 8
@dhcp_discover_request_options = external hidden local_unnamed_addr global [4 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

; Function Attrs: nounwind uwtable
declare hidden void @dhcp_set_state(ptr noundef, i8 noundef zeroext) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden ptr @dhcp_create_msg(ptr noundef, ptr noundef, i8 noundef zeroext, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden zeroext i16 @dhcp_option(i16 noundef zeroext, ptr noundef, i8 noundef zeroext, i8 noundef zeroext) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden zeroext i16 @dhcp_option_short(i16 noundef zeroext, ptr noundef, i16 noundef zeroext) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden void @dhcp_option_trailer(i16 noundef zeroext, ptr noundef, ptr noundef) local_unnamed_addr #1

declare signext i8 @udp_sendto_if(ptr noundef, ptr noundef, ptr noundef, i16 noundef zeroext, ptr noundef) local_unnamed_addr #2

declare zeroext i8 @pbuf_free(ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local signext i8 @dhcp_renew(ptr noundef %0) local_unnamed_addr #1 {
  %2 = alloca i16, align 2
  %3 = getelementptr inbounds i8, ptr %0, i64 64
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 2, ptr nonnull %2) #3
  tail call void @dhcp_set_state(ptr noundef %4, i8 noundef zeroext 5)
  %5 = call ptr @dhcp_create_msg(ptr noundef %0, ptr noundef %4, i8 noundef zeroext 3, ptr noundef nonnull %2)
  %.not = icmp eq ptr %5, null
  br i1 %.not, label %28, label %6

6:                                                ; preds = %1
  %7 = getelementptr inbounds i8, ptr %5, i64 8
  %8 = load ptr, ptr %7, align 8, !tbaa !9
  %9 = load i16, ptr %2, align 2, !tbaa !12
  %10 = getelementptr inbounds i8, ptr %8, i64 240
  %11 = call zeroext i16 @dhcp_option(i16 noundef zeroext %9, ptr noundef nonnull %10, i8 noundef zeroext 57, i8 noundef zeroext 2)
  store i16 %11, ptr %2, align 2, !tbaa !12
  %12 = getelementptr inbounds i8, ptr %0, i64 72
  %13 = load i16, ptr %12, align 8, !tbaa !13
  %14 = call zeroext i16 @dhcp_option_short(i16 noundef zeroext %11, ptr noundef nonnull %10, i16 noundef zeroext %13)
  store i16 %14, ptr %2, align 2, !tbaa !12
  %15 = call zeroext i16 @dhcp_option(i16 noundef zeroext %14, ptr noundef nonnull %10, i8 noundef zeroext 55, i8 noundef zeroext 4)
  store i16 %15, ptr %2, align 2, !tbaa !12
  %16 = load i8, ptr @dhcp_discover_request_options, align 1, !tbaa !17
  %17 = call zeroext i16 @dhcp_option_byte(i16 noundef zeroext %15, ptr noundef nonnull %10, i8 noundef zeroext %16)
  store i16 %17, ptr %2, align 2, !tbaa !12
  %18 = load i8, ptr getelementptr inbounds (i8, ptr @dhcp_discover_request_options, i64 1), align 1, !tbaa !17
  %19 = call zeroext i16 @dhcp_option_byte(i16 noundef zeroext %17, ptr noundef nonnull %10, i8 noundef zeroext %18)
  store i16 %19, ptr %2, align 2, !tbaa !12
  %20 = load i8, ptr getelementptr inbounds (i8, ptr @dhcp_discover_request_options, i64 2), align 1, !tbaa !17
  %21 = call zeroext i16 @dhcp_option_byte(i16 noundef zeroext %19, ptr noundef nonnull %10, i8 noundef zeroext %20)
  store i16 %21, ptr %2, align 2, !tbaa !12
  %22 = load i8, ptr getelementptr inbounds (i8, ptr @dhcp_discover_request_options, i64 3), align 1, !tbaa !17
  %23 = call zeroext i16 @dhcp_option_byte(i16 noundef zeroext %21, ptr noundef nonnull %10, i8 noundef zeroext %22)
  store i16 %23, ptr %2, align 2, !tbaa !12
  call void @dhcp_option_trailer(i16 noundef zeroext %23, ptr noundef nonnull %10, ptr noundef nonnull %5)
  %24 = load ptr, ptr @dhcp_pcb, align 8, !tbaa !5
  %25 = getelementptr inbounds i8, ptr %4, i64 24
  %26 = call signext i8 @udp_sendto_if(ptr noundef %24, ptr noundef nonnull %5, ptr noundef nonnull %25, i16 noundef zeroext 67, ptr noundef nonnull %0) #3
  %27 = call zeroext i8 @pbuf_free(ptr noundef nonnull %5) #3
  br label %28

28:                                               ; preds = %1, %6
  %.0 = phi i8 [ %26, %6 ], [ -1, %1 ]
  %29 = getelementptr inbounds i8, ptr %4, i64 6
  %30 = load i8, ptr %29, align 2, !tbaa !18
  %.not30 = icmp eq i8 %30, -1
  br i1 %.not30, label %.thread, label %31

31:                                               ; preds = %28
  %32 = add nuw i8 %30, 1
  store i8 %32, ptr %29, align 2, !tbaa !18
  %33 = icmp ult i8 %30, 9
  br i1 %33, label %34, label %.thread

34:                                               ; preds = %31
  %35 = zext nneg i8 %32 to i16
  %36 = mul nuw nsw i16 %35, 2000
  %37 = add nuw nsw i16 %36, 499
  %38 = udiv i16 %37, 500
  br label %.thread

.thread:                                          ; preds = %28, %31, %34
  %39 = phi i16 [ %38, %34 ], [ 40, %31 ], [ 40, %28 ]
  %40 = getelementptr inbounds i8, ptr %4, i64 8
  store i16 %39, ptr %40, align 4, !tbaa !20
  call void @llvm.lifetime.end.p0(i64 2, ptr nonnull %2) #3
  ret i8 %.0
}

; Function Attrs: nounwind uwtable
declare hidden zeroext i16 @dhcp_option_byte(i16 noundef zeroext, ptr noundef, i8 noundef zeroext) local_unnamed_addr #1

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 8}
!10 = !{!"pbuf", !6, i64 0, !6, i64 8, !11, i64 16, !11, i64 18, !7, i64 20, !7, i64 21, !7, i64 22, !7, i64 23}
!11 = !{!"short", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!14, !11, i64 72}
!14 = !{!"netif", !6, i64 0, !15, i64 8, !15, i64 12, !15, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !7, i64 64, !11, i64 72, !7, i64 74, !7, i64 80, !7, i64 81, !7, i64 82, !7, i64 84, !7, i64 85}
!15 = !{!"ip4_addr", !16, i64 0}
!16 = !{!"int", !7, i64 0}
!17 = !{!7, !7, i64 0}
!18 = !{!19, !7, i64 6}
!19 = !{!"dhcp", !16, i64 0, !7, i64 4, !7, i64 5, !7, i64 6, !7, i64 7, !11, i64 8, !11, i64 10, !11, i64 12, !11, i64 14, !11, i64 16, !11, i64 18, !11, i64 20, !15, i64 24, !15, i64 28, !15, i64 32, !15, i64 36, !16, i64 40, !16, i64 44, !16, i64 48}
!20 = !{!19, !11, i64 8}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,SROAPass,SimplifyCFGPass,TailCallElimPass