tokudb: fix to compile with gcc 9.2.0

storage/tokudb/CMakeLists.txt

@@ -30,6 +30,12 @@ IF (HAVE_WVLA)
   SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wno-vla")
 ENDIF()
 
+CHECK_C_COMPILER_FLAG("-Wno-address-of-packed-member" HAVE_NO_ADDRESS_PACKED)
+IF(HAVE_NO_ADDRESS_PACKED)
+  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-address-of-packed-member")
+  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-address-of-packed-member")
+ENDIF()
+
 ############################################
 SET(TOKUDB_VERSION "tokudb-7.5.7")
 SET(TOKUDB_DEB_FILES "usr/lib/mysql/plugin/ha_tokudb.so\netc/mysql/conf.d/tokudb.cnf\nusr/bin/tokuftdump\nusr/share/doc/mariadb-server-5.5/README-TOKUDB\nusr/share/doc/mariadb-server-5.5/README.md" PARENT_SCOPE)