; LLVM IR from RemHero/ReUp-DateBase-Raft :: layer3/ossSocket.ll (ZN10_ossSocket10initSocketEv)

; 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"

%class._ossSocket = type { i32, i32, i32, %struct.sockaddr_in, %struct.sockaddr_in, i8, i32 }
%struct.sockaddr_in = type { i16, i16, %struct.in_addr, [8 x i8] }
%struct.in_addr = type { i32 }

@_curPDLevel = external dso_local global i32, align 4
@.str = external hidden unnamed_addr constant [80 x i8], align 1
@__func__._ZN10_ossSocket10initSocketEv = external hidden unnamed_addr constant [11 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [40 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z5pdLog7PDLEVELPKcS1_jS1_z(i32 noundef, ptr noundef, ptr noundef, i32 noundef, ptr noundef, ...) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nounwind willreturn memory(none)
declare ptr @__errno_location() #3

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN10_ossSocket10initSocketEv(ptr noundef nonnull align 4 dereferenceable(52) %0) #4 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  store i32 0, ptr %3, align 4, !tbaa !9
  %5 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 5
  %6 = load i8, ptr %5, align 4, !tbaa !11, !range !17, !noundef !18
  %7 = trunc i8 %6 to i1
  br i1 %7, label %8, label %9

8:                                                ; preds = %1
  br label %38

9:                                                ; preds = %1
  %10 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 4
  call void @llvm.memset.p0.i64(ptr align 4 %10, i8 0, i64 16, i1 false)
  %11 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 2
  store i32 16, ptr %11, align 4, !tbaa !19
  %12 = call i32 @socket(i32 noundef 2, i32 noundef 1, i32 noundef 6) #6
  %13 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 0
  store i32 %12, ptr %13, align 4, !tbaa !20
  %14 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 0
  %15 = load i32, ptr %14, align 4, !tbaa !20
  %16 = icmp eq i32 -1, %15
  br i1 %16, label %17, label %33

17:                                               ; preds = %9
  br label %18

18:                                               ; preds = %17
  br label %19

19:                                               ; preds = %18
  store i32 -6, ptr %3, align 4, !tbaa !9
  br label %20

20:                                               ; preds = %19
  %21 = load i32, ptr @_curPDLevel, align 4, !tbaa !21
  %22 = icmp sge i32 %21, 1
  br i1 %22, label %23, label %26

23:                                               ; preds = %20
  %24 = call ptr @__errno_location() #7
  %25 = load i32, ptr %24, align 4, !tbaa !9
  call void (i32, ptr, ptr, i32, ptr, ...) @_Z5pdLog7PDLEVELPKcS1_jS1_z(i32 noundef 1, ptr noundef @__func__._ZN10_ossSocket10initSocketEv, ptr noundef @.str, i32 noundef 105, ptr noundef @.str.3, i32 noundef %25)
  br label %26

26:                                               ; preds = %23, %20
  br label %27

27:                                               ; preds = %26
  br label %28

28:                                               ; preds = %27
  br label %40

29:                                               ; No predecessors!
  br label %30

30:                                               ; preds = %29
  br label %31

31:                                               ; preds = %30
  br label %32

32:                                               ; preds = %31
  br label %33

33:                                               ; preds = %32, %9
  %34 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 5
  store i8 1, ptr %34, align 4, !tbaa !11
  %35 = getelementptr inbounds %class._ossSocket, ptr %4, i32 0, i32 6
  %36 = load i32, ptr %35, align 4, !tbaa !23
  %37 = call noundef i32 @_ZN10_ossSocket10setTimeoutEi(ptr noundef nonnull align 4 dereferenceable(52) %4, i32 noundef %36)
  br label %38

38:                                               ; preds = %40, %33, %8
  %39 = load i32, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  ret i32 %39

40:                                               ; preds = %28
  br label %38
}

; Function Attrs: nounwind
declare i32 @socket(i32 noundef, i32 noundef, i32 noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN10_ossSocket10setTimeoutEi(ptr noundef nonnull align 4 dereferenceable(52), i32 noundef) #0 align 2

attributes #0 = { mustprogress 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { nounwind willreturn memory(none) "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 #4 = { mustprogress 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 #5 = { nounwind "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 #6 = { nounwind }
attributes #7 = { nounwind willreturn memory(none) }

!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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !16, i64 44}
!12 = !{!"_ZTS10_ossSocket", !10, i64 0, !10, i64 4, !10, i64 8, !13, i64 12, !13, i64 28, !16, i64 44, !10, i64 48}
!13 = !{!"_ZTS11sockaddr_in", !14, i64 0, !14, i64 2, !15, i64 4, !7, i64 8}
!14 = !{!"short", !7, i64 0}
!15 = !{!"_ZTS7in_addr", !10, i64 0}
!16 = !{!"bool", !7, i64 0}
!17 = !{i8 0, i8 2}
!18 = !{}
!19 = !{!12, !10, i64 8}
!20 = !{!12, !10, i64 0}
!21 = !{!22, !22, i64 0}
!22 = !{!"_ZTS7PDLEVEL", !7, i64 0}
!23 = !{!12, !10, i64 48}


; 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"

@_curPDLevel = external dso_local local_unnamed_addr global i32, align 4
@.str = external hidden unnamed_addr constant [80 x i8], align 1
@__func__._ZN10_ossSocket10initSocketEv = external hidden unnamed_addr constant [11 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [40 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z5pdLog7PDLEVELPKcS1_jS1_z(i32 noundef, ptr noundef, ptr noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none)
declare ptr @__errno_location() local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef range(i32 -6, 1) i32 @_ZN10_ossSocket10initSocketEv(ptr noundef nonnull align 4 dereferenceable(52) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 44
  %3 = load i8, ptr %2, align 4, !tbaa !5, !range !14, !noundef !15
  %4 = trunc nuw i8 %3 to i1
  br i1 %4, label %20, label %5

5:                                                ; preds = %1
  %6 = getelementptr inbounds i8, ptr %0, i64 28
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %6, i8 0, i64 16, i1 false)
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 16, ptr %7, align 4, !tbaa !16
  %8 = tail call i32 @socket(i32 noundef 2, i32 noundef 1, i32 noundef 6) #4
  store i32 %8, ptr %0, align 4, !tbaa !17
  %9 = icmp eq i32 %8, -1
  br i1 %9, label %10, label %16

10:                                               ; preds = %5
  %11 = load i32, ptr @_curPDLevel, align 4, !tbaa !18
  %12 = icmp sgt i32 %11, 0
  br i1 %12, label %13, label %20

13:                                               ; preds = %10
  %14 = tail call ptr @__errno_location() #5
  %15 = load i32, ptr %14, align 4, !tbaa !20
  tail call void (i32, ptr, ptr, i32, ptr, ...) @_Z5pdLog7PDLEVELPKcS1_jS1_z(i32 noundef 1, ptr noundef nonnull @__func__._ZN10_ossSocket10initSocketEv, ptr noundef nonnull @.str, i32 noundef 105, ptr noundef nonnull @.str.3, i32 noundef %15)
  br label %20

16:                                               ; preds = %5
  store i8 1, ptr %2, align 4, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %0, i64 48
  %18 = load i32, ptr %17, align 4, !tbaa !21
  %19 = tail call noundef i32 @_ZN10_ossSocket10setTimeoutEi(ptr noundef nonnull align 4 dereferenceable(52) %0, i32 noundef %18)
  br label %20

20:                                               ; preds = %13, %10, %1, %16
  %.0 = phi i32 [ 0, %1 ], [ -6, %13 ], [ -6, %10 ], [ 0, %16 ]
  ret i32 %.0
}

; Function Attrs: nounwind
declare i32 @socket(i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN10_ossSocket10setTimeoutEi(ptr noundef nonnull align 4 dereferenceable(52), i32 noundef) local_unnamed_addr #0 align 2

attributes #0 = { mustprogress 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { mustprogress nofree nosync nounwind willreturn memory(none) "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 "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 #4 = { nounwind }
attributes #5 = { nounwind willreturn memory(none) }

!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, !13, i64 44}
!6 = !{!"_ZTS10_ossSocket", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 12, !10, i64 28, !13, i64 44, !7, i64 48}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTS11sockaddr_in", !11, i64 0, !11, i64 2, !12, i64 4, !8, i64 8}
!11 = !{!"short", !8, i64 0}
!12 = !{!"_ZTS7in_addr", !7, i64 0}
!13 = !{!"bool", !8, i64 0}
!14 = !{i8 0, i8 2}
!15 = !{}
!16 = !{!6, !7, i64 8}
!17 = !{!6, !7, i64 0}
!18 = !{!19, !19, i64 0}
!19 = !{!"_ZTS7PDLEVEL", !8, i64 0}
!20 = !{!7, !7, i64 0}
!21 = !{!6, !7, i64 48}


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