Gentoo's Bugzilla –
Attachment 873602 Details for
Bug 916435app-office/libreoffice-7.5.6.2[vulkan] fails to compile (lto): UnpackedTarball/skia/src/core/SkFontStream.cpp:13:8: error: type ‘struct SkSFNTHeader’ violates the C++ One Definition Rule [-Werror=odr]