Merge topic 'windows-export-no-operators'

607d9cf561 WINDOWS_EXPORT_ALL_SYMBOLS: Do not export C++ operators declared extern "C"
8f8b2e9429 bindexplib: Truncate short symbol names on first embedded null-terminator

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !10791