; LLVM IR from Dimandragon/non-parametric-dsp :: alglib-cpp/src/alglibmisc.ll (ZN6alglib13_kdtree_owneraSERKS0_)

; 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.__jmp_buf_tag = type { [8 x i64], i32, %struct.__sigset_t }
%struct.__sigset_t = type { [16 x i64] }
%"struct.alglib_impl::ae_state" = type { i64, double, double, double, ptr, %"struct.alglib_impl::ae_dyn_block", ptr, i32, ptr, i64, ptr, ptr, ptr }
%"struct.alglib_impl::ae_dyn_block" = type { ptr, ptr, ptr, ptr }
%"class.alglib::_kdtree_owner" = type <{ ptr, ptr, i8, [7 x i8] }>

@_ZTIN6alglib8ap_errorE = external dso_local constant { ptr, ptr }, align 8
@.str.13 = external hidden unnamed_addr constant [79 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [74 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [116 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 void @_ZN11alglib_impl13ae_state_initEPNS_8ae_stateE(ptr noundef) #1

; Function Attrs: nounwind returns_twice
declare i32 @_setjmp(ptr noundef) #2

declare ptr @__cxa_allocate_exception(i64)

declare void @_ZN6alglib8ap_errorC1EPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

declare void @__cxa_free_exception(ptr)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6alglib8ap_errorD2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

declare void @__cxa_throw(ptr, ptr, ptr)

declare void @_ZN11alglib_impl23ae_state_set_break_jumpEPNS_8ae_stateEPA1_13__jmp_buf_tag(ptr noundef, ptr noundef) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

declare void @_ZN11alglib_impl14ae_state_clearEPNS_8ae_stateE(ptr 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 @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext, ptr noundef, ptr noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11alglib_impl15_kdtree_destroyEPv(ptr noundef) #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11alglib_impl17_kdtree_init_copyEPvPKvPNS_8ae_stateEb(ptr noundef, ptr noundef, ptr noundef, i1 noundef zeroext) #5

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(17) ptr @_ZN6alglib13_kdtree_owneraSERKS0_(ptr noundef nonnull align 8 dereferenceable(17) %0, ptr noundef nonnull align 8 dereferenceable(17) %1) #5 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca [1 x %struct.__jmp_buf_tag], align 16
  %7 = alloca %"struct.alglib_impl::ae_state", align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = icmp eq ptr %10, %11
  br i1 %12, label %13, label %14

13:                                               ; preds = %2
  store ptr %10, ptr %3, align 8
  br label %48

14:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 200, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 128, ptr %7) #6
  call void @_ZN11alglib_impl13ae_state_initEPNS_8ae_stateE(ptr noundef %7)
  %15 = getelementptr inbounds [1 x %struct.__jmp_buf_tag], ptr %6, i64 0, i64 0
  %16 = call i32 @_setjmp(ptr noundef %15) #7
  %17 = icmp ne i32 %16, 0
  br i1 %17, label %18, label %27

18:                                               ; preds = %14
  %19 = call ptr @__cxa_allocate_exception(i64 32) #6
  %20 = getelementptr inbounds %"struct.alglib_impl::ae_state", ptr %7, i32 0, i32 8
  %21 = load volatile ptr, ptr %20, align 8, !tbaa !9
  invoke void @_ZN6alglib8ap_errorC1EPKc(ptr noundef nonnull align 8 dereferenceable(32) %19, ptr noundef %21)
          to label %22 unwind label %23

22:                                               ; preds = %18
  call void @__cxa_throw(ptr %19, ptr @_ZTIN6alglib8ap_errorE, ptr @_ZN6alglib8ap_errorD2Ev) #8
  unreachable

23:                                               ; preds = %18
  %24 = landingpad { ptr, i32 }
          cleanup
  %25 = extractvalue { ptr, i32 } %24, 0
  store ptr %25, ptr %8, align 8
  %26 = extractvalue { ptr, i32 } %24, 1
  store i32 %26, ptr %9, align 4
  call void @__cxa_free_exception(ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 128, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 200, ptr %6) #6
  br label %50

27:                                               ; preds = %14
  call void @_ZN11alglib_impl23ae_state_set_break_jumpEPNS_8ae_stateEPA1_13__jmp_buf_tag(ptr noundef %7, ptr noundef %6)
  %28 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %10, i32 0, i32 1
  %29 = load ptr, ptr %28, align 8, !tbaa !16
  %30 = icmp ne ptr %29, null
  call void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext %30, ptr noundef @.str.13, ptr noundef %7)
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %31, i32 0, i32 1
  %33 = load ptr, ptr %32, align 8, !tbaa !16
  %34 = icmp ne ptr %33, null
  call void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext %34, ptr noundef @.str.14, ptr noundef %7)
  %35 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %10, i32 0, i32 2
  %36 = load i8, ptr %35, align 8, !tbaa !19, !range !20, !noundef !21
  %37 = trunc i8 %36 to i1
  %38 = xor i1 %37, true
  call void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext %38, ptr noundef @.str.15, ptr noundef %7)
  %39 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %10, i32 0, i32 1
  %40 = load ptr, ptr %39, align 8, !tbaa !16
  call void @_ZN11alglib_impl15_kdtree_destroyEPv(ptr noundef %40)
  %41 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %10, i32 0, i32 1
  %42 = load ptr, ptr %41, align 8, !tbaa !16
  call void @llvm.memset.p0.i64(ptr align 8 %42, i8 0, i64 1064, i1 false)
  %43 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %10, i32 0, i32 1
  %44 = load ptr, ptr %43, align 8, !tbaa !16
  %45 = load ptr, ptr %5, align 8, !tbaa !5
  %46 = getelementptr inbounds %"class.alglib::_kdtree_owner", ptr %45, i32 0, i32 1
  %47 = load ptr, ptr %46, align 8, !tbaa !16
  call void @_ZN11alglib_impl17_kdtree_init_copyEPvPKvPNS_8ae_stateEb(ptr noundef %44, ptr noundef %47, ptr noundef %7, i1 noundef zeroext false)
  call void @_ZN11alglib_impl14ae_state_clearEPNS_8ae_stateE(ptr noundef %7)
  store ptr %10, ptr %3, align 8
  call void @llvm.lifetime.end.p0(i64 128, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 200, ptr %6) #6
  br label %48

48:                                               ; preds = %27, %13
  %49 = load ptr, ptr %3, align 8
  ret ptr %49

50:                                               ; preds = %23
  %51 = load ptr, ptr %8, align 8
  %52 = load i32, ptr %9, align 4
  %53 = insertvalue { ptr, i32 } poison, ptr %51, 0
  %54 = insertvalue { ptr, i32 } %53, i32 %52, 1
  resume { ptr, i32 } %54
}

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 returns_twice "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 = { inlinehint 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 #4 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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 #6 = { nounwind }
attributes #7 = { nounwind returns_twice }
attributes #8 = { noreturn }

!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, !6, i64 88}
!10 = !{!"_ZTSN11alglib_impl8ae_stateE", !11, i64 0, !12, i64 8, !12, i64 16, !12, i64 24, !6, i64 32, !13, i64 40, !6, i64 72, !14, i64 80, !6, i64 88, !15, i64 96, !6, i64 104, !6, i64 112, !6, i64 120}
!11 = !{!"long", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!"_ZTSN11alglib_impl12ae_dyn_blockE", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!14 = !{!"_ZTSN11alglib_impl13ae_error_typeE", !7, i64 0}
!15 = !{!"long long", !7, i64 0}
!16 = !{!17, !6, i64 8}
!17 = !{!"_ZTSN6alglib13_kdtree_ownerE", !6, i64 8, !18, i64 16}
!18 = !{!"bool", !7, i64 0}
!19 = !{!17, !18, i64 16}
!20 = !{i8 0, i8 2}
!21 = !{}


; 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.__jmp_buf_tag = type { [8 x i64], i32, %struct.__sigset_t }
%struct.__sigset_t = type { [16 x i64] }
%"struct.alglib_impl::ae_state" = type { i64, double, double, double, ptr, %"struct.alglib_impl::ae_dyn_block", ptr, i32, ptr, i64, ptr, ptr, ptr }
%"struct.alglib_impl::ae_dyn_block" = type { ptr, ptr, ptr, ptr }

@_ZTIN6alglib8ap_errorE = external dso_local constant { ptr, ptr }, align 8
@.str.13 = external hidden unnamed_addr constant [79 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [74 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [116 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 void @_ZN11alglib_impl13ae_state_initEPNS_8ae_stateE(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind returns_twice
declare i32 @_setjmp(ptr noundef) local_unnamed_addr #2

declare ptr @__cxa_allocate_exception(i64) local_unnamed_addr

declare void @_ZN6alglib8ap_errorC1EPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

declare void @__cxa_free_exception(ptr) local_unnamed_addr

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6alglib8ap_errorD2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

declare void @__cxa_throw(ptr, ptr, ptr) local_unnamed_addr

declare void @_ZN11alglib_impl23ae_state_set_break_jumpEPNS_8ae_stateEPA1_13__jmp_buf_tag(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

declare void @_ZN11alglib_impl14ae_state_clearEPNS_8ae_stateE(ptr 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 void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext, ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11alglib_impl15_kdtree_destroyEPv(ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11alglib_impl17_kdtree_init_copyEPvPKvPNS_8ae_stateEb(ptr noundef, ptr noundef, ptr noundef, i1 noundef zeroext) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(17) ptr @_ZN6alglib13_kdtree_owneraSERKS0_(ptr noundef nonnull readonly returned align 8 dereferenceable(17) %0, ptr noundef nonnull readonly align 8 dereferenceable(17) %1) local_unnamed_addr #5 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca [1 x %struct.__jmp_buf_tag], align 16
  %4 = alloca %"struct.alglib_impl::ae_state", align 8
  %5 = icmp eq ptr %0, %1
  br i1 %5, label %30, label %6

6:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 200, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 128, ptr nonnull %4) #6
  call void @_ZN11alglib_impl13ae_state_initEPNS_8ae_stateE(ptr noundef nonnull %4)
  %7 = call i32 @_setjmp(ptr noundef nonnull %3) #7
  %.not = icmp eq i32 %7, 0
  br i1 %.not, label %15, label %8

8:                                                ; preds = %6
  %9 = call ptr @__cxa_allocate_exception(i64 32) #6
  %10 = getelementptr inbounds i8, ptr %4, i64 88
  %11 = load volatile ptr, ptr %10, align 8, !tbaa !5
  invoke void @_ZN6alglib8ap_errorC1EPKc(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef %11)
          to label %12 unwind label %13

12:                                               ; preds = %8
  call void @__cxa_throw(ptr nonnull %9, ptr nonnull @_ZTIN6alglib8ap_errorE, ptr nonnull @_ZN6alglib8ap_errorD2Ev) #8
  unreachable

13:                                               ; preds = %8
  %14 = landingpad { ptr, i32 }
          cleanup
  call void @__cxa_free_exception(ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 128, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 200, ptr nonnull %3) #6
  resume { ptr, i32 } %14

15:                                               ; preds = %6
  call void @_ZN11alglib_impl23ae_state_set_break_jumpEPNS_8ae_stateEPA1_13__jmp_buf_tag(ptr noundef nonnull %4, ptr noundef nonnull %3)
  %16 = getelementptr inbounds i8, ptr %0, i64 8
  %17 = load ptr, ptr %16, align 8, !tbaa !15
  %18 = icmp ne ptr %17, null
  call void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext %18, ptr noundef nonnull @.str.13, ptr noundef nonnull %4)
  %19 = getelementptr inbounds i8, ptr %1, i64 8
  %20 = load ptr, ptr %19, align 8, !tbaa !15
  %21 = icmp ne ptr %20, null
  call void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext %21, ptr noundef nonnull @.str.14, ptr noundef nonnull %4)
  %22 = getelementptr inbounds i8, ptr %0, i64 16
  %23 = load i8, ptr %22, align 8, !tbaa !18, !range !19, !noundef !20
  %24 = trunc nuw i8 %23 to i1
  %25 = xor i1 %24, true
  call void @_ZN11alglib_impl9ae_assertEbPKcPNS_8ae_stateE(i1 noundef zeroext %25, ptr noundef nonnull @.str.15, ptr noundef nonnull %4)
  %26 = load ptr, ptr %16, align 8, !tbaa !15
  call void @_ZN11alglib_impl15_kdtree_destroyEPv(ptr noundef %26)
  %27 = load ptr, ptr %16, align 8, !tbaa !15
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(1064) %27, i8 0, i64 1064, i1 false)
  %28 = load ptr, ptr %16, align 8, !tbaa !15
  %29 = load ptr, ptr %19, align 8, !tbaa !15
  call void @_ZN11alglib_impl17_kdtree_init_copyEPvPKvPNS_8ae_stateEb(ptr noundef %28, ptr noundef %29, ptr noundef nonnull %4, i1 noundef zeroext false)
  call void @_ZN11alglib_impl14ae_state_clearEPNS_8ae_stateE(ptr noundef nonnull %4)
  call void @llvm.lifetime.end.p0(i64 128, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 200, ptr nonnull %3) #6
  br label %30

30:                                               ; preds = %2, %15
  ret ptr %0
}

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 returns_twice "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 = { inlinehint 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 #4 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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 #6 = { nounwind }
attributes #7 = { nounwind returns_twice }
attributes #8 = { noreturn }

!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, !11, i64 88}
!6 = !{!"_ZTSN11alglib_impl8ae_stateE", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !11, i64 32, !12, i64 40, !11, i64 72, !13, i64 80, !11, i64 88, !14, i64 96, !11, i64 104, !11, i64 112, !11, i64 120}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"double", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!"_ZTSN11alglib_impl12ae_dyn_blockE", !11, i64 0, !11, i64 8, !11, i64 16, !11, i64 24}
!13 = !{!"_ZTSN11alglib_impl13ae_error_typeE", !8, i64 0}
!14 = !{!"long long", !8, i64 0}
!15 = !{!16, !11, i64 8}
!16 = !{!"_ZTSN6alglib13_kdtree_ownerE", !11, i64 8, !17, i64 16}
!17 = !{!"bool", !8, i64 0}
!18 = !{!16, !17, i64 16}
!19 = !{i8 0, i8 2}
!20 = !{}


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