py-numpy@1.26.4_1: error: use of undeclared identifier '_kxor_mask8'

[sambthompson (Sam Thompson)]

Build failures on 10.14.6 for ​py311-numpy and ​py312-numpy (for example, other subports show same error on 10.14.6):

In file included from ../numpy/core/src/npysort/simd_qsort.dispatch.cpp:12:
In file included from ../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-qsort.hpp:10:
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:56:16: error: use of undeclared identifier '_kxor_mask8'
        return _kxor_mask8(x, y);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:60:16: error: use of undeclared identifier '_knot_mask8'
        return _knot_mask8(x);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:196:16: error: use of undeclared identifier '_kxor_mask8'
        return _kxor_mask8(x, y);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:200:16: error: use of undeclared identifier '_knot_mask8'
        return _knot_mask8(x);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:325:16: error: use of undeclared identifier '_kxor_mask8'
        return _kxor_mask8(x, y);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:329:16: error: use of undeclared identifier '_knot_mask8'
        return _knot_mask8(x);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:455:16: error: use of undeclared identifier '_kxor_mask8'
        return _kxor_mask8(x, y);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:459:16: error: use of undeclared identifier '_knot_mask8'
        return _knot_mask8(x);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:590:16: error: use of undeclared identifier '_knot_mask8'
        return _knot_mask8(x);
               ^
../numpy/core/src/npysort/x86-simd-sort/src/avx512-64bit-common.h:696:16: error: use of undeclared identifier '_knot_mask8'
        return _knot_mask8(x);
               ^

Assume it's related to recently landed ​PR 26408 which has removed the compiler blacklisting compiler.blacklist-append {clang < 1100}?

EDIT: OK, it affects all py-numpy subports.