Sometimes when a detail of Windows isn't documented, the Wine source code can be useful. Have you tried looking at it for details of win64 SEH? For example: ht

Sometimes when a detail of Windows isn't documented, the Wine source code can be useful. Have you tried looking at it for details of win64 SEH? For example: https://github.com/wine-mirror/wine/blob/master/dlls/ntdll/exception.c https://github.com/wine-mirror/wine/blob/master/dlls/ntdll/e... https://github.com/wine-mirror/wine/blob/master/dlls/msvcrt/cppexcept.h https://github.com/wine-mirror/wine/blob/master/dlls/msvcrt/...