; LLVM IR from Lut1n/ImpGears :: src/ImpGears/Geometry (Polyhedron)

; 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.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl" }
%"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl" = type { %"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl_data" }
%"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.imp::Vec3" = type { %"class.imp::Vec.base", [4 x i8] }
%"class.imp::Vec.base" = type <{ %"class.imp::Object", [3 x float] }>
%"class.imp::Object" = type { ptr, %"class.std::shared_ptr" }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.imp::Polyhedron" = type { %"class.imp::Object", %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<imp::Path, std::allocator<imp::Path>>::_Vector_impl" }
%"struct.std::_Vector_base<imp::Path, std::allocator<imp::Path>>::_Vector_impl" = type { %"struct.std::_Vector_base<imp::Path, std::allocator<imp::Path>>::_Vector_impl_data" }
%"struct.std::_Vector_base<imp::Path, std::allocator<imp::Path>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; 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: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3imp4Vec3C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK3imp10Polyhedron12getTrianglesERSt6vectorINS_4Vec3ESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector.0", align 8
  %8 = alloca ptr, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.imp::Vec3", align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %14 = load ptr, ptr %3, align 8
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %16

16:                                               ; preds = %46, %2
  %17 = load i32, ptr %5, align 4, !tbaa !9
  %18 = call noundef i32 @_ZNK3imp10Polyhedron9faceCountEv(ptr noundef nonnull align 8 dereferenceable(48) %14)
  %19 = icmp slt i32 %17, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %16
  store i32 2, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %49

21:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #5
  %22 = getelementptr inbounds %"class.imp::Polyhedron", ptr %14, i32 0, i32 1
  %23 = load i32, ptr %5, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  %25 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorIN3imp4PathESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %22, i64 noundef %24) #5
  call void @_ZN3imp13Triangulation11triangulateERKNS_4PathE(ptr dead_on_unwind writable sret(%"class.std::vector.0") align 8 %7, ptr noundef nonnull align 8 dereferenceable(48) %25)
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store ptr %7, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %26 = load ptr, ptr %8, align 8, !tbaa !5
  %27 = call ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %26) #5
  %28 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %27, ptr %28, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %29 = load ptr, ptr %8, align 8, !tbaa !5
  %30 = call ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  br label %32

32:                                               ; preds = %39, %21
  %33 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  br i1 %33, label %35, label %34

34:                                               ; preds = %32
  store i32 5, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %45

35:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 40, ptr %11) #5
  %36 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  call void @_ZN3imp4Vec3C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(36) %11, ptr noundef nonnull align 8 dereferenceable(36) %36) #5
  %37 = load ptr, ptr %4, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %37, ptr noundef nonnull align 8 dereferenceable(36) %11)
          to label %38 unwind label %41

38:                                               ; preds = %35
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %11) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr %11) #5
  br label %39

39:                                               ; preds = %38
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br label %32

41:                                               ; preds = %35
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %12, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %13, align 4
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %11) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %50

45:                                               ; preds = %34
  call void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  br label %46

46:                                               ; preds = %45
  %47 = load i32, ptr %5, align 4, !tbaa !9
  %48 = add nsw i32 %47, 1
  store i32 %48, ptr %5, align 4, !tbaa !9
  br label %16, !llvm.loop !11

49:                                               ; preds = %20
  ret void

50:                                               ; preds = %41
  %51 = load ptr, ptr %12, align 8
  %52 = load i32, ptr %13, align 4
  %53 = insertvalue { ptr, i32 } poison, ptr %51, 0
  %54 = insertvalue { ptr, i32 } %53, i32 %52, 1
  resume { ptr, i32 } %54
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK3imp10Polyhedron9faceCountEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

declare void @_ZN3imp13Triangulation11triangulateERKNS_4PathE(ptr dead_on_unwind writable sret(%"class.std::vector.0") align 8, ptr noundef nonnull align 8 dereferenceable(48)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorIN3imp4PathESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(36)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { "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 }

!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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl" }
%"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl" = type { %"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl_data" }
%"struct.std::_Vector_base<imp::Vec3, std::allocator<imp::Vec3>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.imp::Vec3" = type { %"class.imp::Vec.base", [4 x i8] }
%"class.imp::Vec.base" = type <{ %"class.imp::Object", [3 x float] }>
%"class.imp::Object" = type { ptr, %"class.std::shared_ptr" }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

; 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: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3imp4Vec3C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK3imp10Polyhedron12getTrianglesERSt6vectorINS_4Vec3ESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.imp::Vec3", align 8
  tail call void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %7 = tail call noundef i32 @_ZNK3imp10Polyhedron9faceCountEv(ptr noundef nonnull align 8 dereferenceable(48) %0)
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %.lr.ph11, label %._crit_edge12

.lr.ph11:                                         ; preds = %2
  %9 = getelementptr inbounds i8, ptr %0, i64 24
  br label %10

._crit_edge12:                                    ; preds = %._crit_edge, %2
  ret void

10:                                               ; preds = %.lr.ph11, %._crit_edge
  %indvars.iv = phi i64 [ 0, %.lr.ph11 ], [ %indvars.iv.next, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %11 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorIN3imp4PathESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %indvars.iv) #5
  call void @_ZN3imp13Triangulation11triangulateERKNS_4PathE(ptr dead_on_unwind nonnull writable sret(%"class.std::vector.0") align 8 %3, ptr noundef nonnull align 8 dereferenceable(48) %11)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %12 = call ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  store ptr %12, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %13 = call ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  store ptr %13, ptr %5, align 8
  %14 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %19, %10
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %15 = call noundef i32 @_ZNK3imp10Polyhedron9faceCountEv(ptr noundef nonnull align 8 dereferenceable(48) %0)
  %16 = sext i32 %15 to i64
  %17 = icmp slt i64 %indvars.iv.next, %16
  br i1 %17, label %10, label %._crit_edge12, !llvm.loop !5

.lr.ph:                                           ; preds = %10, %19
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %6) #5
  %18 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  call void @_ZN3imp4Vec3C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(36) %6, ptr noundef nonnull align 8 dereferenceable(36) %18) #5
  invoke void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(36) %6)
          to label %19 unwind label %22

19:                                               ; preds = %.lr.ph
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %6) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %6) #5
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  %21 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  br i1 %21, label %.lr.ph, label %._crit_edge

22:                                               ; preds = %.lr.ph
  %23 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %6) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  resume { ptr, i32 } %23
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK3imp10Polyhedron9faceCountEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

declare void @_ZN3imp13Triangulation11triangulateERKNS_4PathE(ptr dead_on_unwind writable sret(%"class.std::vector.0") align 8, ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorIN3imp4PathESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN3imp4Vec3ESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3imp4Vec3ESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { "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 }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass