; LLVM IR from Lut1n/ImpGears :: src/ImpGears/Geometry/Path.ll (ZNK3imp4Path6insideERKS0_)

; 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" = 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::Path" = 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::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 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_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_cxxneIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(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_iteratorIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN3imp4Vec3ESt6vectorIS2_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

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK3imp4Path6insideERKNS_4Vec3E(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(36)) #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3imp4Path6insideERKS0_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.imp::Vec3", align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %13 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = getelementptr inbounds %"class.imp::Path", ptr %14, i32 0, i32 1
  store ptr %15, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %16 = load ptr, ptr %6, align 8, !tbaa !5
  %17 = call ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %16) #4
  %18 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %17, ptr %18, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = call ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  %21 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %20, ptr %21, align 8
  br label %22

22:                                               ; preds = %40, %2
  %23 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  br i1 %23, label %25, label %24

24:                                               ; preds = %22
  store i32 2, ptr %9, align 4
  br label %42

25:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 40, ptr %10) #4
  %26 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  call void @_ZN3imp4Vec3C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(36) %10, ptr noundef nonnull align 8 dereferenceable(36) %26) #4
  %27 = invoke noundef zeroext i1 @_ZNK3imp4Path6insideERKNS_4Vec3E(ptr noundef nonnull align 8 dereferenceable(48) %13, ptr noundef nonnull align 8 dereferenceable(36) %10)
          to label %28 unwind label %32

28:                                               ; preds = %25
  %29 = zext i1 %27 to i32
  %30 = icmp eq i32 %29, 0
  br i1 %30, label %31, label %36

31:                                               ; preds = %28
  store i1 false, ptr %3, align 1
  store i32 1, ptr %9, align 4
  br label %37

32:                                               ; preds = %25
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %11, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %12, align 4
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %10) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %47

36:                                               ; preds = %28
  store i32 0, ptr %9, align 4
  br label %37

37:                                               ; preds = %36, %31
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %10) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr %10) #4
  %38 = load i32, ptr %9, align 4
  switch i32 %38, label %42 [
    i32 0, label %39
  ]

39:                                               ; preds = %37
  br label %40

40:                                               ; preds = %39
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br label %22

42:                                               ; preds = %37, %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  %43 = load i32, ptr %9, align 4
  switch i32 %43, label %52 [
    i32 2, label %44
    i32 1, label %45
  ]

44:                                               ; preds = %42
  store i1 true, ptr %3, align 1
  br label %45

45:                                               ; preds = %44, %42
  %46 = load i1, ptr %3, align 1
  ret i1 %46

47:                                               ; preds = %32
  %48 = load ptr, ptr %11, align 8
  %49 = load i32, ptr %12, align 4
  %50 = insertvalue { ptr, i32 } poison, ptr %48, 0
  %51 = insertvalue { ptr, i32 } %50, i32 %49, 1
  resume { ptr, i32 } %51

52:                                               ; preds = %42
  unreachable
}

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 = { 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"}


; 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" = 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

declare i32 @__gxx_personality_v0(...)

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_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_cxxneIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(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_iteratorIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN3imp4Vec3ESt6vectorIS2_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

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK3imp4Path6insideERKNS_4Vec3E(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3imp4Path6insideERKS0_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.imp::Vec3", align 8
  %6 = getelementptr inbounds i8, ptr %1, i64 24
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %7 = tail call ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  store ptr %7, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %8 = tail call ptr @_ZNKSt6vectorIN3imp4Vec3ESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  store ptr %8, ptr %4, align 8
  %9 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %9, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2, %15
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %5) #4
  %10 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  call void @_ZN3imp4Vec3C2ERKS0_(ptr noundef nonnull align 8 dereferenceable(36) %5, ptr noundef nonnull align 8 dereferenceable(36) %10) #4
  %11 = invoke noundef zeroext i1 @_ZNK3imp4Path6insideERKNS_4Vec3E(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(36) %5)
          to label %14 unwind label %12

12:                                               ; preds = %.lr.ph
  %13 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %5) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  resume { ptr, i32 } %13

14:                                               ; preds = %.lr.ph
  call void @_ZN3imp6ObjectD2Ev(ptr noundef nonnull align 8 dereferenceable(36) %5) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %5) #4
  br i1 %11, label %15, label %._crit_edge

15:                                               ; preds = %14
  %16 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKN3imp4Vec3ESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %14, %15, %2
  %switch = phi i1 [ true, %2 ], [ %11, %15 ], [ %11, %14 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  ret i1 %switch
}

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 = { 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)"}


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