; LLVM IR from yangfengzzz/Arche-webgpu :: vox.geometry/implicit_surface_set2.ll (ZNK3vox19ImplicitSurfaceSet215isValidGeometryEv)

; 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.__gnu_cxx::__normal_iterator.19" = type { ptr }
%"class.vox::ImplicitSurfaceSet2" = type <{ %"class.vox::ImplicitSurface2.base", [7 x i8], %"class.std::vector", %"class.std::vector", %"class.vox::Bvh2", i8, [7 x i8] }>
%"class.vox::ImplicitSurface2.base" = type { %"class.vox::Surface2.base" }
%"class.vox::Surface2.base" = type <{ ptr, %"class.vox::Transform2", i8 }>
%"class.vox::Transform2" = type { %"struct.vox::Vector", double, double, double }
%"struct.vox::Vector" = type { double, double }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::shared_ptr<vox::ImplicitSurface2>, std::allocator<std::shared_ptr<vox::ImplicitSurface2>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::shared_ptr<vox::ImplicitSurface2>, std::allocator<std::shared_ptr<vox::ImplicitSurface2>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::shared_ptr<vox::ImplicitSurface2>, std::allocator<std::shared_ptr<vox::ImplicitSurface2>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::shared_ptr<vox::ImplicitSurface2>, std::allocator<std::shared_ptr<vox::ImplicitSurface2>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.vox::Bvh2" = type { %"class.vox::IntersectionQueryEngine2", %"class.vox::NearestNeighborQueryEngine2", %"struct.vox::BoundingBox", %"class.std::vector", %"class.std::vector.0", %"class.std::vector.5" }
%"class.vox::IntersectionQueryEngine2" = type { ptr }
%"class.vox::NearestNeighborQueryEngine2" = type { ptr }
%"struct.vox::BoundingBox" = type { %"struct.vox::Point", %"struct.vox::Point" }
%"struct.vox::Point" = type { double, double }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<vox::BoundingBox<double, 2>, std::allocator<vox::BoundingBox<double, 2>>>::_Vector_impl" }
%"struct.std::_Vector_base<vox::BoundingBox<double, 2>, std::allocator<vox::BoundingBox<double, 2>>>::_Vector_impl" = type { %"struct.std::_Vector_base<vox::BoundingBox<double, 2>, std::allocator<vox::BoundingBox<double, 2>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<vox::BoundingBox<double, 2>, std::allocator<vox::BoundingBox<double, 2>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node, std::allocator<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node>>::_Vector_impl" }
%"struct.std::_Vector_base<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node, std::allocator<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node>>::_Vector_impl" = type { %"struct.std::_Vector_base<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node, std::allocator<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node>>::_Vector_impl_data" }
%"struct.std::_Vector_base<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node, std::allocator<vox::Bvh2<std::shared_ptr<vox::ImplicitSurface2>>::Node>>::_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: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessIN3vox16ImplicitSurface2ELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESF_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3vox19ImplicitSurfaceSet215isValidGeometryEv(ptr noundef nonnull align 8 dereferenceable(232) %0) unnamed_addr #3 align 2 {
  %2 = alloca i1, align 1
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %9 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %10 = getelementptr inbounds %"class.vox::ImplicitSurfaceSet2", ptr %9, i32 0, i32 2
  store ptr %10, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = call ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #4
  %13 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.19", ptr %5, i32 0, i32 0
  store ptr %12, ptr %13, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = call ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  %16 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.19", ptr %6, i32 0, i32 0
  store ptr %15, ptr %16, align 8
  br label %17

17:                                               ; preds = %33, %1
  %18 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESF_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %18, label %20, label %19

19:                                               ; preds = %17
  store i32 2, ptr %7, align 4
  br label %35

20:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  store ptr %21, ptr %8, align 8, !tbaa !5
  %22 = load ptr, ptr %8, align 8, !tbaa !5
  %23 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3vox16ImplicitSurface2ELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %22) #4
  %24 = load ptr, ptr %23, align 8, !tbaa !9
  %25 = getelementptr inbounds ptr, ptr %24, i64 4
  %26 = load ptr, ptr %25, align 8
  %27 = call noundef zeroext i1 %26(ptr noundef nonnull align 8 dereferenceable(49) %23)
  br i1 %27, label %29, label %28

28:                                               ; preds = %20
  store i1 false, ptr %2, align 1
  store i32 1, ptr %7, align 4
  br label %30

29:                                               ; preds = %20
  store i32 0, ptr %7, align 4
  br label %30

30:                                               ; preds = %29, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  %31 = load i32, ptr %7, align 4
  switch i32 %31, label %35 [
    i32 0, label %32
  ]

32:                                               ; preds = %30
  br label %33

33:                                               ; preds = %32
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  br label %17

35:                                               ; preds = %30, %19
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  %36 = load i32, ptr %7, align 4
  switch i32 %36, label %43 [
    i32 2, label %37
    i32 1, label %41
  ]

37:                                               ; preds = %35
  %38 = getelementptr inbounds %"class.vox::ImplicitSurfaceSet2", ptr %9, i32 0, i32 2
  %39 = call noundef zeroext i1 @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %38) #4
  %40 = xor i1 %39, true
  store i1 %40, ptr %2, align 1
  br label %41

41:                                               ; preds = %37, %35
  %42 = load i1, ptr %2, align 1
  ret i1 %42

43:                                               ; preds = %35
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { 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 #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 = { 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 = !{!"vtable pointer", !8, 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"

%"class.__gnu_cxx::__normal_iterator.19" = 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: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessIN3vox16ImplicitSurface2ELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESF_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3vox19ImplicitSurfaceSet215isValidGeometryEv(ptr noundef nonnull align 8 dereferenceable(232) %0) unnamed_addr #3 align 2 {
  %2 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.19", align 8
  %4 = getelementptr inbounds i8, ptr %0, i64 56
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %5 = tail call ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  store ptr %5, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %6 = tail call ptr @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  store ptr %6, ptr %3, align 8
  %7 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESF_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  br i1 %7, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %1, %14
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %9 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3vox16ImplicitSurface2ELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  %10 = load ptr, ptr %9, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %10, i64 32
  %12 = load ptr, ptr %11, align 8
  %13 = call noundef zeroext i1 %12(ptr noundef nonnull align 8 dereferenceable(49) %9)
  br i1 %13, label %14, label %17

14:                                               ; preds = %.lr.ph
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %16 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt10shared_ptrIN3vox16ImplicitSurface2EESt6vectorIS4_SaIS4_EEEEbRKNS_17__normal_iteratorIT_T0_EESF_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  br i1 %16, label %.lr.ph, label %._crit_edge

17:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  br label %20

._crit_edge:                                      ; preds = %14, %1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  %18 = call noundef zeroext i1 @_ZNKSt6vectorISt10shared_ptrIN3vox16ImplicitSurface2EESaIS3_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  %19 = xor i1 %18, true
  br label %20

20:                                               ; preds = %17, %._crit_edge
  %.3 = phi i1 [ false, %17 ], [ %19, %._crit_edge ]
  ret i1 %.3
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { 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 #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 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


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