; LLVM IR from ox-vgg/vise :: src/search_engine/relja_retrival/external/KMCode_relja/descriptor/CornerDetecto_49979e94 (EEi)

; 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.11" = type { %"struct.std::_Vector_base.12" }
%"struct.std::_Vector_base.12" = type { %"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_Vector_impl" }
%"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_Vector_impl" = type { %"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_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<float, std::allocator<float>>::_Vector_impl" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl" = type { %"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator.10" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #1

; 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 i64 @_ZNKSt6vectorIP16CornerDescriptorSaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKP16CornerDescriptorSt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPP16CornerDescriptorSt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN16CornerDescriptorD2Ev(ptr noundef nonnull align 8 dereferenceable(116)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIfSaIfEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIP12ImageContentSaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIfSaIfEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z16findAffineRegionSt6vectorIP12ImageContentSaIS1_EES3_S_IfSaIfEERS_IP16CornerDescriptorSaIS7_EEi(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef nonnull align 8 dereferenceable(24) %3, i32 noundef %4) #3 personality ptr @__gxx_personality_v0 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::vector.11", align 8
  %14 = alloca %"class.std::vector.11", align 8
  %15 = alloca ptr, align 8
  %16 = alloca i32, align 4
  %17 = alloca %"class.std::vector.5", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store ptr %3, ptr %9, align 8, !tbaa !5
  store i32 %4, ptr %10, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !9
  br label %22

22:                                               ; preds = %81, %5
  %23 = load i32, ptr %11, align 4, !tbaa !9
  %24 = load ptr, ptr %9, align 8, !tbaa !5
  %25 = call noundef i64 @_ZNKSt6vectorIP16CornerDescriptorSaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %24) #4
  %26 = trunc i64 %25 to i32
  %27 = icmp slt i32 %23, %26
  br i1 %27, label %29, label %28

28:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %84

29:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 8 dereferenceable(24) %0)
  invoke void @_ZNSt6vectorIP12ImageContentSaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %30 unwind label %43

30:                                               ; preds = %29
  invoke void @_ZNSt6vectorIfSaIfEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %17, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %31 unwind label %47

31:                                               ; preds = %30
  %32 = load ptr, ptr %9, align 8, !tbaa !5
  %33 = load i32, ptr %11, align 4, !tbaa !9
  %34 = sext i32 %33 to i64
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %32, i64 noundef %34) #4
  %36 = load ptr, ptr %35, align 8, !tbaa !5
  %37 = load i32, ptr %10, align 4, !tbaa !9
  %38 = invoke noundef i32 @_Z20fastfindAffineRegionSt6vectorIP12ImageContentSaIS1_EES3_S_IfSaIfEEP16CornerDescriptori(ptr noundef %13, ptr noundef %14, ptr noundef %17, ptr noundef %36, i32 noundef %37)
          to label %39 unwind label %51

39:                                               ; preds = %31
  call void @_ZNSt6vectorIfSaIfEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #4
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #4
  store i32 %38, ptr %12, align 4, !tbaa !9
  %40 = load i32, ptr %12, align 4, !tbaa !9
  %41 = icmp ne i32 %40, 0
  br i1 %41, label %42, label %57

42:                                               ; preds = %39
  br label %80

43:                                               ; preds = %29
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %15, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %16, align 4
  br label %56

47:                                               ; preds = %30
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %15, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %16, align 4
  br label %55

51:                                               ; preds = %31
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %15, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %16, align 4
  call void @_ZNSt6vectorIfSaIfEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #4
  br label %55

55:                                               ; preds = %51, %47
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  br label %56

56:                                               ; preds = %55, %43
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %85

57:                                               ; preds = %39
  %58 = load ptr, ptr %9, align 8, !tbaa !5
  %59 = load i32, ptr %11, align 4, !tbaa !9
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %58, i64 noundef %60) #4
  %62 = load ptr, ptr %61, align 8, !tbaa !5
  %63 = icmp eq ptr %62, null
  br i1 %63, label %65, label %64

64:                                               ; preds = %57
  call void @_ZN16CornerDescriptorD2Ev(ptr noundef nonnull align 8 dereferenceable(116) %62) #4
  call void @_ZdlPvm(ptr noundef %62, i64 noundef 120) #5
  br label %65

65:                                               ; preds = %64, %57
  %66 = load ptr, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #4
  %67 = load ptr, ptr %9, align 8, !tbaa !5
  %68 = call ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %67) #4
  %69 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %68, ptr %69, align 8
  %70 = load i32, ptr %11, align 4, !tbaa !9
  %71 = sext i32 %70 to i64
  %72 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPP16CornerDescriptorSt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %20, i64 noundef %71) #4
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %72, ptr %73, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKP16CornerDescriptorSt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 8 dereferenceable(8) %19) #4
  %74 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.10", ptr %18, i32 0, i32 0
  %75 = load ptr, ptr %74, align 8
  %76 = call ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24) %66, ptr %75)
  %77 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %76, ptr %77, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  %78 = load i32, ptr %11, align 4, !tbaa !9
  %79 = add nsw i32 %78, -1
  store i32 %79, ptr %11, align 4, !tbaa !9
  br label %80

80:                                               ; preds = %65, %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %81

81:                                               ; preds = %80
  %82 = load i32, ptr %11, align 4, !tbaa !9
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr %11, align 4, !tbaa !9
  br label %22, !llvm.loop !11

84:                                               ; preds = %28
  ret void

85:                                               ; preds = %56
  %86 = load ptr, ptr %15, align 8
  %87 = load i32, ptr %16, align 4
  %88 = insertvalue { ptr, i32 } poison, ptr %86, 0
  %89 = insertvalue { ptr, i32 } %88, i32 %87, 1
  resume { ptr, i32 } %89
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z20fastfindAffineRegionSt6vectorIP12ImageContentSaIS1_EES3_S_IfSaIfEEP16CornerDescriptori(ptr noundef, ptr noundef, ptr noundef, ptr noundef, i32 noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin 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 = { 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 }
attributes #5 = { builtin 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.11" = type { %"struct.std::_Vector_base.12" }
%"struct.std::_Vector_base.12" = type { %"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_Vector_impl" }
%"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_Vector_impl" = type { %"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<ImageContent *, std::allocator<ImageContent *>>::_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<float, std::allocator<float>>::_Vector_impl" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl" = type { %"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator.10" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIP16CornerDescriptorSaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKP16CornerDescriptorSt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPP16CornerDescriptorSt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN16CornerDescriptorD2Ev(ptr noundef nonnull align 8 dereferenceable(116)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIfSaIfEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIP12ImageContentSaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIfSaIfEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z16findAffineRegionSt6vectorIP12ImageContentSaIS1_EES3_S_IfSaIfEERS_IP16CornerDescriptorSaIS7_EEi(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef nonnull align 8 dereferenceable(24) %3, i32 noundef %4) local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %6 = alloca %"class.std::vector.11", align 8
  %7 = alloca %"class.std::vector.11", align 8
  %8 = alloca %"class.std::vector.5", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator.10", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = tail call noundef i64 @_ZNKSt6vectorIP16CornerDescriptorSaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %13 = trunc i64 %12 to i32
  %14 = icmp sgt i32 %13, 0
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %41, %5
  ret void

.lr.ph:                                           ; preds = %5, %41
  %.021 = phi i32 [ %42, %41 ], [ 0, %5 ]
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(24) %0)
  invoke void @_ZNSt6vectorIP12ImageContentSaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %15 unwind label %22

15:                                               ; preds = %.lr.ph
  invoke void @_ZNSt6vectorIfSaIfEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %16 unwind label %24

16:                                               ; preds = %15
  %17 = sext i32 %.021 to i64
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %17) #4
  %19 = load ptr, ptr %18, align 8, !tbaa !5
  %20 = invoke noundef i32 @_Z20fastfindAffineRegionSt6vectorIP12ImageContentSaIS1_EES3_S_IfSaIfEEP16CornerDescriptori(ptr noundef nonnull %6, ptr noundef nonnull %7, ptr noundef nonnull %8, ptr noundef %19, i32 noundef %4)
          to label %21 unwind label %26

21:                                               ; preds = %16
  call void @_ZNSt6vectorIfSaIfEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  %.not = icmp eq i32 %20, 0
  br i1 %.not, label %30, label %41

22:                                               ; preds = %.lr.ph
  %23 = landingpad { ptr, i32 }
          cleanup
  br label %29

24:                                               ; preds = %15
  %25 = landingpad { ptr, i32 }
          cleanup
  br label %28

26:                                               ; preds = %16
  %27 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIfSaIfEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  br label %28

28:                                               ; preds = %26, %24
  %.pn = phi { ptr, i32 } [ %27, %26 ], [ %25, %24 ]
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  br label %29

29:                                               ; preds = %28, %22
  %.pn.pn = phi { ptr, i32 } [ %.pn, %28 ], [ %23, %22 ]
  call void @_ZNSt6vectorIP12ImageContentSaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  resume { ptr, i32 } %.pn.pn

30:                                               ; preds = %21
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %17) #4
  %32 = load ptr, ptr %31, align 8, !tbaa !5
  %33 = icmp eq ptr %32, null
  br i1 %33, label %35, label %34

34:                                               ; preds = %30
  call void @_ZN16CornerDescriptorD2Ev(ptr noundef nonnull align 8 dereferenceable(116) %32) #4
  call void @_ZdlPvm(ptr noundef nonnull %32, i64 noundef 120) #5
  br label %35

35:                                               ; preds = %34, %30
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #4
  %36 = call ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  store ptr %36, ptr %11, align 8
  %37 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPP16CornerDescriptorSt6vectorIS2_SaIS2_EEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %11, i64 noundef %17) #4
  store ptr %37, ptr %10, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKP16CornerDescriptorSt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  %38 = load ptr, ptr %9, align 8
  %39 = call ptr @_ZNSt6vectorIP16CornerDescriptorSaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr %38)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  %40 = add nsw i32 %.021, -1
  br label %41

41:                                               ; preds = %21, %35
  %.1 = phi i32 [ %.021, %21 ], [ %40, %35 ]
  %42 = add nsw i32 %.1, 1
  %43 = call noundef i64 @_ZNKSt6vectorIP16CornerDescriptorSaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %44 = trunc i64 %43 to i32
  %45 = icmp slt i32 %42, %44
  br i1 %45, label %.lr.ph, label %._crit_edge, !llvm.loop !9
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z20fastfindAffineRegionSt6vectorIP12ImageContentSaIS1_EES3_S_IfSaIfEEP16CornerDescriptori(ptr noundef, ptr noundef, ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin 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 = { 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 }
attributes #5 = { builtin 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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