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

; 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.lwip_sock = type { ptr, %union.lwip_sock_lastdata, i16, i16, i16, i8 }
%union.lwip_sock_lastdata = type { ptr }
%struct.netconn = type { i32, i32, %union.anon, i8, ptr, ptr, ptr, i32, i32, i32, i8, ptr, ptr }
%union.anon = type { ptr }
%struct.tcp_pcb = type { %struct.ip4_addr, %struct.ip4_addr, i8, i8, i8, i8, ptr, ptr, i32, i8, i16, i16, i16, i8, i8, i8, i32, i32, i16, i16, i32, i16, i16, i32, i32, i16, i16, i16, i8, i8, i32, i16, i16, i32, i32, i32, i32, i32, i16, i16, i16, i16, i16, i16, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, i8, i8, i8, i8 }
%struct.ip4_addr = type { i32 }

@errno = external global i32, align 4
@lock_tcpip_core = external global ptr, align 8

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

; Function Attrs: nounwind uwtable
declare hidden ptr @get_socket(i32 noundef) #1

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

declare void @sys_mutex_lock(ptr noundef) #2

declare void @sys_mutex_unlock(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @lwip_fcntl(i32 noundef %0, i32 noundef %1, i32 noundef %2) #1 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  store i32 %0, ptr %5, align 4, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !5
  store i32 %2, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %16 = load i32, ptr %5, align 4, !tbaa !5
  %17 = call ptr @get_socket(i32 noundef %16)
  store ptr %17, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #3
  store i32 -1, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #3
  store i32 0, ptr %10, align 4, !tbaa !5
  %18 = load ptr, ptr %8, align 8, !tbaa !9
  %19 = icmp ne ptr %18, null
  br i1 %19, label %21, label %20

20:                                               ; preds = %3
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %166

21:                                               ; preds = %3
  %22 = load i32, ptr %6, align 4, !tbaa !5
  switch i32 %22, label %157 [
    i32 3, label %23
    i32 4, label %97
  ]

23:                                               ; preds = %21
  %24 = load ptr, ptr %8, align 8, !tbaa !9
  %25 = getelementptr inbounds %struct.lwip_sock, ptr %24, i32 0, i32 0
  %26 = load ptr, ptr %25, align 8, !tbaa !11
  %27 = getelementptr inbounds %struct.netconn, ptr %26, i32 0, i32 10
  %28 = load i8, ptr %27, align 4, !tbaa !14
  %29 = zext i8 %28 to i32
  %30 = and i32 %29, 2
  %31 = icmp ne i32 %30, 0
  %32 = zext i1 %31 to i64
  %33 = select i1 %31, i32 1, i32 0
  store i32 %33, ptr %9, align 4, !tbaa !5
  br label %34

34:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %35

35:                                               ; preds = %34
  br label %36

36:                                               ; preds = %35
  br label %37

37:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %38

38:                                               ; preds = %37
  br label %39

39:                                               ; preds = %38
  %40 = load ptr, ptr %8, align 8, !tbaa !9
  %41 = getelementptr inbounds %struct.lwip_sock, ptr %40, i32 0, i32 0
  %42 = load ptr, ptr %41, align 8, !tbaa !11
  %43 = getelementptr inbounds %struct.netconn, ptr %42, i32 0, i32 0
  %44 = load i32, ptr %43, align 8, !tbaa !16
  %45 = and i32 %44, 240
  %46 = icmp eq i32 %45, 16
  br i1 %46, label %47, label %84

47:                                               ; preds = %39
  call void @sys_mutex_lock(ptr noundef @lock_tcpip_core)
  %48 = load ptr, ptr %8, align 8, !tbaa !9
  %49 = getelementptr inbounds %struct.lwip_sock, ptr %48, i32 0, i32 0
  %50 = load ptr, ptr %49, align 8, !tbaa !11
  %51 = getelementptr inbounds %struct.netconn, ptr %50, i32 0, i32 2
  %52 = load ptr, ptr %51, align 8, !tbaa !17
  %53 = icmp ne ptr %52, null
  br i1 %53, label %54, label %83

54:                                               ; preds = %47
  %55 = load ptr, ptr %8, align 8, !tbaa !9
  %56 = getelementptr inbounds %struct.lwip_sock, ptr %55, i32 0, i32 0
  %57 = load ptr, ptr %56, align 8, !tbaa !11
  %58 = getelementptr inbounds %struct.netconn, ptr %57, i32 0, i32 2
  %59 = load ptr, ptr %58, align 8, !tbaa !17
  %60 = getelementptr inbounds %struct.tcp_pcb, ptr %59, i32 0, i32 12
  %61 = load i16, ptr %60, align 2, !tbaa !18
  %62 = zext i16 %61 to i32
  %63 = and i32 %62, 16
  %64 = icmp ne i32 %63, 0
  br i1 %64, label %68, label %65

65:                                               ; preds = %54
  %66 = load i32, ptr %10, align 4, !tbaa !5
  %67 = or i32 %66, 2
  store i32 %67, ptr %10, align 4, !tbaa !5
  br label %68

68:                                               ; preds = %65, %54
  %69 = load ptr, ptr %8, align 8, !tbaa !9
  %70 = getelementptr inbounds %struct.lwip_sock, ptr %69, i32 0, i32 0
  %71 = load ptr, ptr %70, align 8, !tbaa !11
  %72 = getelementptr inbounds %struct.netconn, ptr %71, i32 0, i32 2
  %73 = load ptr, ptr %72, align 8, !tbaa !17
  %74 = getelementptr inbounds %struct.tcp_pcb, ptr %73, i32 0, i32 12
  %75 = load i16, ptr %74, align 2, !tbaa !18
  %76 = zext i16 %75 to i32
  %77 = and i32 %76, 32
  %78 = icmp ne i32 %77, 0
  br i1 %78, label %82, label %79

79:                                               ; preds = %68
  %80 = load i32, ptr %10, align 4, !tbaa !5
  %81 = or i32 %80, 4
  store i32 %81, ptr %10, align 4, !tbaa !5
  br label %82

82:                                               ; preds = %79, %68
  br label %83

83:                                               ; preds = %82, %47
  call void @sys_mutex_unlock(ptr noundef @lock_tcpip_core)
  br label %87

84:                                               ; preds = %39
  %85 = load i32, ptr %10, align 4, !tbaa !5
  %86 = or i32 %85, 6
  store i32 %86, ptr %10, align 4, !tbaa !5
  br label %87

87:                                               ; preds = %84, %83
  %88 = load i32, ptr %10, align 4, !tbaa !5
  %89 = icmp eq i32 %88, 6
  br i1 %89, label %90, label %91

90:                                               ; preds = %87
  br label %93

91:                                               ; preds = %87
  %92 = load i32, ptr %10, align 4, !tbaa !5
  br label %93

93:                                               ; preds = %91, %90
  %94 = phi i32 [ 6, %90 ], [ %92, %91 ]
  %95 = load i32, ptr %9, align 4, !tbaa !5
  %96 = or i32 %95, %94
  store i32 %96, ptr %9, align 4, !tbaa !5
  br label %164

97:                                               ; preds = %21
  %98 = load i32, ptr %7, align 4, !tbaa !5
  %99 = and i32 %98, -7
  store i32 %99, ptr %7, align 4, !tbaa !5
  %100 = load i32, ptr %7, align 4, !tbaa !5
  %101 = and i32 %100, -2
  %102 = icmp eq i32 %101, 0
  br i1 %102, label %103, label %149

103:                                              ; preds = %97
  br label %104

104:                                              ; preds = %103
  %105 = load i32, ptr %7, align 4, !tbaa !5
  %106 = and i32 %105, 1
  %107 = icmp ne i32 %106, 0
  br i1 %107, label %108, label %124

108:                                              ; preds = %104
  br label %109

109:                                              ; preds = %108
  %110 = load ptr, ptr %8, align 8, !tbaa !9
  %111 = getelementptr inbounds %struct.lwip_sock, ptr %110, i32 0, i32 0
  %112 = load ptr, ptr %111, align 8, !tbaa !11
  %113 = getelementptr inbounds %struct.netconn, ptr %112, i32 0, i32 10
  %114 = load i8, ptr %113, align 4, !tbaa !14
  %115 = zext i8 %114 to i32
  %116 = or i32 %115, 2
  %117 = trunc i32 %116 to i8
  %118 = load ptr, ptr %8, align 8, !tbaa !9
  %119 = getelementptr inbounds %struct.lwip_sock, ptr %118, i32 0, i32 0
  %120 = load ptr, ptr %119, align 8, !tbaa !11
  %121 = getelementptr inbounds %struct.netconn, ptr %120, i32 0, i32 10
  store i8 %117, ptr %121, align 4, !tbaa !14
  br label %122

122:                                              ; preds = %109
  br label %123

123:                                              ; preds = %122
  br label %140

124:                                              ; preds = %104
  br label %125

125:                                              ; preds = %124
  %126 = load ptr, ptr %8, align 8, !tbaa !9
  %127 = getelementptr inbounds %struct.lwip_sock, ptr %126, i32 0, i32 0
  %128 = load ptr, ptr %127, align 8, !tbaa !11
  %129 = getelementptr inbounds %struct.netconn, ptr %128, i32 0, i32 10
  %130 = load i8, ptr %129, align 4, !tbaa !14
  %131 = zext i8 %130 to i32
  %132 = and i32 %131, 253
  %133 = trunc i32 %132 to i8
  %134 = load ptr, ptr %8, align 8, !tbaa !9
  %135 = getelementptr inbounds %struct.lwip_sock, ptr %134, i32 0, i32 0
  %136 = load ptr, ptr %135, align 8, !tbaa !11
  %137 = getelementptr inbounds %struct.netconn, ptr %136, i32 0, i32 10
  store i8 %133, ptr %137, align 4, !tbaa !14
  br label %138

138:                                              ; preds = %125
  br label %139

139:                                              ; preds = %138
  br label %140

140:                                              ; preds = %139, %123
  br label %141

141:                                              ; preds = %140
  br label %142

142:                                              ; preds = %141
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %143

143:                                              ; preds = %142
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %144

144:                                              ; preds = %143
  br label %145

145:                                              ; preds = %144
  br label %146

146:                                              ; preds = %145
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  br label %147

147:                                              ; preds = %146
  br label %148

148:                                              ; preds = %147
  br label %156

149:                                              ; preds = %97
  br label %150

150:                                              ; preds = %149
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #3
  store i32 38, ptr %14, align 4, !tbaa !5
  br label %151

151:                                              ; preds = %150
  store i32 38, ptr @errno, align 4, !tbaa !5
  br label %152

152:                                              ; preds = %151
  br label %153

153:                                              ; preds = %152
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #3
  br label %154

154:                                              ; preds = %153
  br label %155

155:                                              ; preds = %154
  br label %156

156:                                              ; preds = %155, %148
  br label %164

157:                                              ; preds = %21
  br label %158

158:                                              ; preds = %157
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  store i32 38, ptr %15, align 4, !tbaa !5
  br label %159

159:                                              ; preds = %158
  store i32 38, ptr @errno, align 4, !tbaa !5
  br label %160

160:                                              ; preds = %159
  br label %161

161:                                              ; preds = %160
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %162

162:                                              ; preds = %161
  br label %163

163:                                              ; preds = %162
  br label %164

164:                                              ; preds = %163, %156, %93
  %165 = load i32, ptr %9, align 4, !tbaa !5
  store i32 %165, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %166

166:                                              ; preds = %164, %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  %167 = load i32, ptr %4, align 4
  ret i32 %167
}

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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"lwip_sock", !10, i64 0, !7, i64 8, !13, i64 16, !13, i64 18, !13, i64 20, !7, i64 22}
!13 = !{!"short", !7, i64 0}
!14 = !{!15, !7, i64 60}
!15 = !{!"netconn", !6, i64 0, !6, i64 4, !7, i64 8, !7, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !6, i64 48, !6, i64 52, !6, i64 56, !7, i64 60, !10, i64 64, !10, i64 72}
!16 = !{!15, !6, i64 0}
!17 = !{!7, !7, i64 0}
!18 = !{!19, !13, i64 42}
!19 = !{!"tcp_pcb", !20, i64 0, !20, i64 4, !7, i64 8, !7, i64 9, !7, i64 10, !7, i64 11, !10, i64 16, !10, i64 24, !6, i64 32, !7, i64 36, !13, i64 38, !13, i64 40, !13, i64 42, !7, i64 44, !7, i64 45, !7, i64 46, !6, i64 48, !6, i64 52, !13, i64 56, !13, i64 58, !6, i64 60, !13, i64 64, !13, i64 66, !6, i64 68, !6, i64 72, !13, i64 76, !13, i64 78, !13, i64 80, !7, i64 82, !7, i64 83, !6, i64 84, !13, i64 88, !13, i64 90, !6, i64 92, !6, i64 96, !6, i64 100, !6, i64 104, !6, i64 108, !13, i64 112, !13, i64 114, !13, i64 116, !13, i64 118, !13, i64 120, !13, i64 122, !10, i64 128, !10, i64 136, !10, i64 144, !10, i64 152, !10, i64 160, !10, i64 168, !10, i64 176, !10, i64 184, !10, i64 192, !6, i64 200, !7, i64 204, !7, i64 205, !7, i64 206, !7, i64 207}
!20 = !{!"ip4_addr", !6, 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"

@errno = external local_unnamed_addr global i32, align 4
@lock_tcpip_core = external global ptr, align 8

; Function Attrs: nounwind uwtable
declare hidden ptr @get_socket(i32 noundef) local_unnamed_addr #0

declare void @sys_mutex_lock(ptr noundef) local_unnamed_addr #1

declare void @sys_mutex_unlock(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 8) i32 @lwip_fcntl(i32 noundef %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %4 = tail call ptr @get_socket(i32 noundef %0)
  %.not = icmp eq ptr %4, null
  br i1 %.not, label %43, label %5

5:                                                ; preds = %3
  switch i32 %1, label %42 [
    i32 3, label %6
    i32 4, label %30
  ]

6:                                                ; preds = %5
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %7, i64 60
  %9 = load i8, ptr %8, align 4, !tbaa !11
  %10 = lshr i8 %9, 1
  %.lobit = and i8 %10, 1
  %11 = zext nneg i8 %.lobit to i32
  %12 = load i32, ptr %7, align 8, !tbaa !14
  %13 = and i32 %12, 240
  %14 = icmp eq i32 %13, 16
  br i1 %14, label %15, label %28

15:                                               ; preds = %6
  tail call void @sys_mutex_lock(ptr noundef nonnull @lock_tcpip_core) #2
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %16, i64 8
  %18 = load ptr, ptr %17, align 8, !tbaa !15
  %.not28 = icmp eq ptr %18, null
  br i1 %.not28, label %27, label %19

19:                                               ; preds = %15
  %20 = getelementptr inbounds i8, ptr %18, i64 42
  %21 = load i16, ptr %20, align 2, !tbaa !16
  %22 = lshr i16 %21, 3
  %23 = and i16 %22, 2
  %24 = xor i16 %23, 2
  %spec.select = zext nneg i16 %24 to i32
  %25 = and i16 %21, 32
  %.not30 = icmp eq i16 %25, 0
  %26 = or disjoint i32 %spec.select, 4
  %spec.select31 = select i1 %.not30, i32 %26, i32 %spec.select
  br label %27

27:                                               ; preds = %19, %15
  %.1 = phi i32 [ 0, %15 ], [ %spec.select31, %19 ]
  tail call void @sys_mutex_unlock(ptr noundef nonnull @lock_tcpip_core) #2
  br label %28

28:                                               ; preds = %6, %27
  %.2 = phi i32 [ %.1, %27 ], [ 6, %6 ]
  %29 = or i32 %.2, %11
  br label %43

30:                                               ; preds = %5
  %31 = icmp ult i32 %2, 8
  br i1 %31, label %32, label %41

32:                                               ; preds = %30
  %33 = and i32 %2, 1
  %.not26 = icmp eq i32 %33, 0
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = getelementptr inbounds i8, ptr %34, i64 60
  %36 = load i8, ptr %35, align 4, !tbaa !11
  br i1 %.not26, label %39, label %37

37:                                               ; preds = %32
  %38 = or i8 %36, 2
  store i8 %38, ptr %35, align 4, !tbaa !11
  br label %43

39:                                               ; preds = %32
  %40 = and i8 %36, -3
  store i8 %40, ptr %35, align 4, !tbaa !11
  br label %43

41:                                               ; preds = %30
  store i32 38, ptr @errno, align 4, !tbaa !19
  br label %43

42:                                               ; preds = %5
  store i32 38, ptr @errno, align 4, !tbaa !19
  br label %43

43:                                               ; preds = %28, %42, %41, %39, %37, %3
  %.0 = phi i32 [ -1, %3 ], [ -1, %42 ], [ -1, %41 ], [ %29, %28 ], [ 0, %39 ], [ 0, %37 ]
  ret i32 %.0
}

attributes #0 = { 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 = { "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, !7, i64 0}
!6 = !{!"lwip_sock", !7, i64 0, !8, i64 8, !10, i64 16, !10, i64 18, !10, i64 20, !8, i64 22}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"short", !8, i64 0}
!11 = !{!12, !8, i64 60}
!12 = !{!"netconn", !13, i64 0, !13, i64 4, !8, i64 8, !8, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !13, i64 48, !13, i64 52, !13, i64 56, !8, i64 60, !7, i64 64, !7, i64 72}
!13 = !{!"int", !8, i64 0}
!14 = !{!12, !13, i64 0}
!15 = !{!8, !8, i64 0}
!16 = !{!17, !10, i64 42}
!17 = !{!"tcp_pcb", !18, i64 0, !18, i64 4, !8, i64 8, !8, i64 9, !8, i64 10, !8, i64 11, !7, i64 16, !7, i64 24, !13, i64 32, !8, i64 36, !10, i64 38, !10, i64 40, !10, i64 42, !8, i64 44, !8, i64 45, !8, i64 46, !13, i64 48, !13, i64 52, !10, i64 56, !10, i64 58, !13, i64 60, !10, i64 64, !10, i64 66, !13, i64 68, !13, i64 72, !10, i64 76, !10, i64 78, !10, i64 80, !8, i64 82, !8, i64 83, !13, i64 84, !10, i64 88, !10, i64 90, !13, i64 92, !13, i64 96, !13, i64 100, !13, i64 104, !13, i64 108, !10, i64 112, !10, i64 114, !10, i64 116, !10, i64 118, !10, i64 120, !10, i64 122, !7, i64 128, !7, i64 136, !7, i64 144, !7, i64 152, !7, i64 160, !7, i64 168, !7, i64 176, !7, i64 184, !7, i64 192, !13, i64 200, !8, i64 204, !8, i64 205, !8, i64 206, !8, i64 207}
!18 = !{!"ip4_addr", !13, i64 0}
!19 = !{!13, !13, i64 0}


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