; LLVM IR from Om-Doiphode/Image_Pipeline :: src/morphology.ll (Z8GradientSt6vectorIS_IdSaIdEESaIS1_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" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.2" = type { i8 }
%"class.std::allocator" = type { i8 }

; 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 i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7ErosionSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef, i32 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z8DilationSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef, i32 noundef) #2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z8GradientSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1, i32 noundef %2) #2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::vector", align 8
  %12 = alloca %"class.std::vector", align 8
  %13 = alloca i1, align 1
  %14 = alloca %"class.std::vector.0", align 8
  %15 = alloca double, align 8
  %16 = alloca %"class.std::allocator.2", align 1
  %17 = alloca %"class.std::allocator", align 1
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 8 dereferenceable(24) %1)
  %21 = load i32, ptr %6, align 4, !tbaa !9
  invoke void @_Z8DilationSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %7, ptr noundef %8, i32 noundef %21)
          to label %22 unwind label %37

22:                                               ; preds = %3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %12, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %23 unwind label %41

23:                                               ; preds = %22
  %24 = load i32, ptr %6, align 4, !tbaa !9
  invoke void @_Z7ErosionSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %11, ptr noundef %12, i32 noundef %24)
          to label %25 unwind label %45

25:                                               ; preds = %23
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #3
  store i1 false, ptr %13, align 1
  %26 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr %14) #3
  %27 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #3
  %28 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #3
  store double 0.000000e+00, ptr %15, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #3
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #3
  invoke void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %28, ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %29 unwind label %49

29:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #3
  call void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %26, ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %30 unwind label %53

30:                                               ; preds = %29
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #3
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #3
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %31

31:                                               ; preds = %92, %30
  %32 = load i32, ptr %18, align 4, !tbaa !9
  %33 = sext i32 %32 to i64
  %34 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %35 = icmp ult i64 %33, %34
  br i1 %35, label %58, label %36

36:                                               ; preds = %31
  store i32 2, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #3
  br label %95

37:                                               ; preds = %3
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %9, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %10, align 4
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  br label %100

41:                                               ; preds = %22
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %9, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %10, align 4
  br label %99

45:                                               ; preds = %23
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %9, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %10, align 4
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #3
  br label %99

49:                                               ; preds = %25
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %9, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %10, align 4
  br label %57

53:                                               ; preds = %29
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %9, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %10, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #3
  br label %57

57:                                               ; preds = %53, %49
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  br label %99

58:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #3
  store i32 0, ptr %20, align 4, !tbaa !9
  br label %59

59:                                               ; preds = %88, %58
  %60 = load i32, ptr %20, align 4, !tbaa !9
  %61 = sext i32 %60 to i64
  %62 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #3
  %63 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %62) #3
  %64 = icmp ult i64 %61, %63
  br i1 %64, label %66, label %65

65:                                               ; preds = %59
  store i32 5, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #3
  br label %91

66:                                               ; preds = %59
  %67 = load i32, ptr %18, align 4, !tbaa !9
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %68) #3
  %70 = load i32, ptr %20, align 4, !tbaa !9
  %71 = sext i32 %70 to i64
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %69, i64 noundef %71) #3
  %73 = load double, ptr %72, align 8, !tbaa !11
  %74 = load i32, ptr %18, align 4, !tbaa !9
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %75) #3
  %77 = load i32, ptr %20, align 4, !tbaa !9
  %78 = sext i32 %77 to i64
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %76, i64 noundef %78) #3
  %80 = load double, ptr %79, align 8, !tbaa !11
  %81 = fsub double %73, %80
  %82 = load i32, ptr %18, align 4, !tbaa !9
  %83 = sext i32 %82 to i64
  %84 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %83) #3
  %85 = load i32, ptr %20, align 4, !tbaa !9
  %86 = sext i32 %85 to i64
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %84, i64 noundef %86) #3
  store double %81, ptr %87, align 8, !tbaa !11
  br label %88

88:                                               ; preds = %66
  %89 = load i32, ptr %20, align 4, !tbaa !9
  %90 = add nsw i32 %89, 1
  store i32 %90, ptr %20, align 4, !tbaa !9
  br label %59, !llvm.loop !13

91:                                               ; preds = %65
  br label %92

92:                                               ; preds = %91
  %93 = load i32, ptr %18, align 4, !tbaa !9
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr %18, align 4, !tbaa !9
  br label %31, !llvm.loop !15

95:                                               ; preds = %36
  store i1 true, ptr %13, align 1
  store i32 1, ptr %19, align 4
  %96 = load i1, ptr %13, align 1
  br i1 %96, label %98, label %97

97:                                               ; preds = %95
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %98

98:                                               ; preds = %97, %95
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #3
  ret void

99:                                               ; preds = %57, %45, %41
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #3
  br label %100

100:                                              ; preds = %99, %37
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #3
  br label %101

101:                                              ; preds = %100
  %102 = load ptr, ptr %9, align 8
  %103 = load i32, ptr %10, align 4
  %104 = insertvalue { ptr, i32 } poison, ptr %102, 0
  %105 = insertvalue { ptr, i32 } %104, i32 %103, 1
  resume { ptr, i32 } %105
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

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 = { 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 #3 = { 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 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.2" = type { i8 }
%"class.std::allocator" = type { i8 }

; 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 i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7ErosionSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z8DilationSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z8GradientSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull %1, i32 noundef %2) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::vector.0", align 8
  %9 = alloca double, align 8
  %10 = alloca %"class.std::allocator.2", align 1
  %11 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(24) %1)
  invoke void @_Z8DilationSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %4, ptr noundef nonnull %5, i32 noundef %2)
          to label %12 unwind label %23

12:                                               ; preds = %3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %13 unwind label %25

13:                                               ; preds = %12
  invoke void @_Z7ErosionSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %6, ptr noundef nonnull %7, i32 noundef %2)
          to label %14 unwind label %27

14:                                               ; preds = %13
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #3
  %15 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %8) #3
  %16 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #3
  %17 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %16) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #3
  store double 0.000000e+00, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #3
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  invoke void @_ZNSt6vectorIdSaIdEEC2EmRKdRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %17, ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %18 unwind label %29

18:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %11) #3
  call void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %15, ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %19 unwind label %31

19:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #3
  %20 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %.not = icmp eq i64 %20, 0
  br i1 %.not, label %._crit_edge26, label %.preheader

.preheader:                                       ; preds = %19, %._crit_edge
  %indvars.iv29 = phi i64 [ %indvars.iv.next30, %._crit_edge ], [ 0, %19 ]
  %21 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #3
  %22 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %21) #3
  %.not27 = icmp eq i64 %22, 0
  br i1 %.not27, label %._crit_edge, label %.lr.ph

23:                                               ; preds = %3
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %49

25:                                               ; preds = %12
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %48

27:                                               ; preds = %13
  %28 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #3
  br label %48

29:                                               ; preds = %14
  %30 = landingpad { ptr, i32 }
          cleanup
  br label %33

31:                                               ; preds = %18
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  br label %33

33:                                               ; preds = %31, %29
  %.pn = phi { ptr, i32 } [ %32, %31 ], [ %30, %29 ]
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  br label %48

._crit_edge:                                      ; preds = %.lr.ph, %.preheader
  %indvars.iv.next30 = add nuw nsw i64 %indvars.iv29, 1
  %34 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %35 = icmp ugt i64 %34, %indvars.iv.next30
  br i1 %35, label %.preheader, label %._crit_edge26, !llvm.loop !9

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader ]
  %36 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv29) #3
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %36, i64 noundef %indvars.iv) #3
  %38 = load double, ptr %37, align 8, !tbaa !5
  %39 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %indvars.iv29) #3
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %39, i64 noundef %indvars.iv) #3
  %41 = load double, ptr %40, align 8, !tbaa !5
  %42 = fsub double %38, %41
  %43 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv29) #3
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %43, i64 noundef %indvars.iv) #3
  store double %42, ptr %44, align 8, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %45 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #3
  %46 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %45) #3
  %47 = icmp ugt i64 %46, %indvars.iv.next
  br i1 %47, label %.lr.ph, label %._crit_edge, !llvm.loop !11

._crit_edge26:                                    ; preds = %._crit_edge, %19
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #3
  ret void

48:                                               ; preds = %33, %27, %25
  %.pn.pn = phi { ptr, i32 } [ %.pn, %33 ], [ %28, %27 ], [ %26, %25 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #3
  br label %49

49:                                               ; preds = %48, %23
  %.sink = phi ptr [ %4, %48 ], [ %5, %23 ]
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %48 ], [ %24, %23 ]
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.sink) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #3
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

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 = { 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 #3 = { 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


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