[xsimd] build failure on Windows only

[Nosenzor]

Operating system

Windows

Compiler

MSVC

Steps to reproduce the behavior

There's no error when installing this package because it's header only.
But there's an error when using it on windows (it's fine on mac and linux)

Failure logs

Below is some traces from Github Actions. D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(207,22): error C2187: syntax error: 'char' was unexpected here D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(207,28): error C3878: syntax error: unexpected token '=' following 'simple_declaration' D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(207,28): note: error recovery skipped: '=' D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(211,76): error C2760: syntax error: ')' was unexpected here; expected 'expression' D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(211,76): error C2760: syntax error: ')' was unexpected here; expected ';' D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(211,76): error C3878: syntax error: unexpected token ')' following 'jump_statement' D:\a\FW\builds\ninja-release-vcpkg\vcpkg_installed\x64-windows\include\xsimd\arch\generic./xsimd_generic_details.hpp(211,76): note: error recovery skipped: ') )'

Additional context

If i comment those lines on local computer then the build is correct.

[Nosenzor]

Opened a bug in xsimd repo too : https://github.com/xtensor-stack/xsimd/issues/1037

[jimwang118]

Confirmed that this issue has been reproduced locally.