-e: there are two errors being logged running just an empty scene in Safari 11.0.1
--there is nothing obviously broken so far though
--repro with 5.6.4p2, 2017.1.2p1, 2018.1.0a3

-repro
--create new project
--build for WebGL
--run in latest Safari
--NOTICE errors being logged in console
---[Error] WebGL: INVALID_OPERATION: texImage2D: type HALF_FLOAT_OES but ArrayBufferView is not NULL
---[Error] WebGL: ERROR: 0:61: '[]' : Index expression must be constant