[issue46513] AC_C_CHAR_UNSIGNED from configure.ac confuses GCC 12+ by defining __CHAR_UNSIGNED__

[miss-islington]

miss-islington <mariatta.wijaya+miss-islington at gmail.com> added the comment:


New changeset 6e5a193816e1bdf11f5fb78d620995fd6987ccf8 by Christian Heimes in branch 'main':
bpo-46513: Remove AC_C_CHAR_UNSIGNED / __CHAR_UNSIGNED__ (GH-30851)
https://github.com/python/cpython/commit/6e5a193816e1bdf11f5fb78d620995fd6987ccf8


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nosy: +miss-islington

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