Windows/MSVC: llama-server link fails with LNK2001 unresolved external “__” after #28091 (WINDOWS_EXPORT_ALL_SYMBOLS + PCH)

该报错发生在 Windows + MSVC 下编译 llama-server 时,链接阶段生成 llama-server-impl.dll 失败;核心原因是同一 target 上同时启用了 WINDOWS_EXPORT_ALL_SYMBOLS 和 target_precompile_headers








