# Error Compiling ITK 5.3.0

**URL:** <https://discourse.itk.org/t/error-compiling-itk-5-3-0/6333>\
**Category:** Engineering\
**Created:** [December 1, 2023, 10:43pm UTC](https://discourse.itk.org/t/error-compiling-itk-5-3-0/6333 "2023-12-01T22:43:46Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![phcerdan](https://discourse.itk.org/user_avatar/discourse.itk.org/phcerdan/32/286_2.png) [@phcerdan](https://discourse.itk.org/u/phcerdan)\
**Post date:** [December 2, 2023, 6:15pm UTC](https://discourse.itk.org/t/error-compiling-itk-5-3-0/6333/4 "2023-12-02T18:15:02Z")

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See this post: [ITK build Error in itk::ShapedNeighborhoodIterator](https://discourse.itk.org/t/itk-build-error-in-itk-shapedneighborhooditerator/4861)

It was merged into main 2023-01-04 by @Niels_Dekker.

> <https://github.com/phcerdan/ITK/commit/687f51e64287615aac4108f867c264ac4e53dd07>
>
> Works around compile errors that appeared using Visual C++ compiler flag
> \`/permi…ssive-\` ("Conformance mode"), using either VS2019 or VS2022, saying:
> 
> \> error C2516: 'ConstIterator': is not a legal base class
> \> error C2516: 'GlobalDataStruct': is not a legal base class
> 
> Originally reported by Astha, March 14, 2022, and further discussed at
> "ITK build Error in itk::ShapedNeighborhoodIterator",
> https://discourse.itk.org/t/itk-build-error-in-itk-shapedneighborhooditerator/4861

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