; LLVM IR from MRPT/mrpt :: 3rdparty/xspublic/xstypes (xssocket)

; 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.XsSocket = type { ptr }
%struct.XsSocketPrivate = type { i32, i32, i32, %struct.sockaddr_storage, i32, i32, i32, i32, [32768 x i8] }
%struct.sockaddr_storage = type { i16, [118 x i8], i64 }

; Function Attrs: nounwind uwtable
declare dso_local i32 @XsSocket_close(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local void @XsSocket_destroy(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct.XsSocket, ptr %3, i32 0, i32 0
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = icmp ne ptr %5, null
  br i1 %6, label %7, label %24

7:                                                ; preds = %1
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.XsSocket, ptr %8, i32 0, i32 0
  %10 = load ptr, ptr %9, align 8, !tbaa !9
  %11 = getelementptr inbounds %struct.XsSocketPrivate, ptr %10, i32 0, i32 7
  %12 = load i32, ptr %11, align 4, !tbaa !11
  %13 = and i32 %12, 1
  %14 = icmp ne i32 %13, 0
  br i1 %14, label %15, label %18

15:                                               ; preds = %7
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = call i32 @XsSocket_close(ptr noundef %16)
  br label %18

18:                                               ; preds = %15, %7
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.XsSocket, ptr %19, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8, !tbaa !9
  call void @free(ptr noundef %21) #2
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.XsSocket, ptr %22, i32 0, i32 0
  store ptr null, ptr %23, align 8, !tbaa !9
  br label %24

24:                                               ; preds = %18, %1
  ret void
}

; Function Attrs: nounwind
declare void @free(ptr noundef) #1

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 = { 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 #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, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"XsSocket", !6, i64 0}
!11 = !{!12, !13, i64 156}
!12 = !{!"XsSocketPrivate", !13, i64 0, !13, i64 4, !13, i64 8, !14, i64 16, !13, i64 144, !13, i64 148, !13, i64 152, !13, i64 156, !7, i64 160}
!13 = !{!"int", !7, i64 0}
!14 = !{!"sockaddr_storage", !15, i64 0, !7, i64 2, !16, i64 120}
!15 = !{!"short", !7, i64 0}
!16 = !{!"long", !7, 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"

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

; Function Attrs: nounwind uwtable
define dso_local void @XsSocket_destroy(ptr noundef %0) local_unnamed_addr #0 {
  %2 = load ptr, ptr %0, align 8, !tbaa !5
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %11, label %3

3:                                                ; preds = %1
  %4 = getelementptr inbounds i8, ptr %2, i64 156
  %5 = load i32, ptr %4, align 4, !tbaa !10
  %6 = and i32 %5, 1
  %.not5 = icmp eq i32 %6, 0
  br i1 %.not5, label %9, label %7

7:                                                ; preds = %3
  %8 = tail call i32 @XsSocket_close(ptr noundef nonnull %0)
  %.pre = load ptr, ptr %0, align 8, !tbaa !5
  br label %9

9:                                                ; preds = %7, %3
  %10 = phi ptr [ %.pre, %7 ], [ %2, %3 ]
  tail call void @free(ptr noundef %10) #2
  store ptr null, ptr %0, align 8, !tbaa !5
  br label %11

11:                                               ; preds = %9, %1
  ret void
}

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = !{!"XsSocket", !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!11, !12, i64 156}
!11 = !{!"XsSocketPrivate", !12, i64 0, !12, i64 4, !12, i64 8, !13, i64 16, !12, i64 144, !12, i64 148, !12, i64 152, !12, i64 156, !8, i64 160}
!12 = !{!"int", !8, i64 0}
!13 = !{!"sockaddr_storage", !14, i64 0, !8, i64 2, !15, i64 120}
!14 = !{!"short", !8, i64 0}
!15 = !{!"long", !8, i64 0}


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