win 10
intel i5
amd radeon
blender 2.8
hash 490a385c8124

When object is set to smooth shading ( and accompanying multires ) and viewport overlay is turned off , the sculpting is not updated

-create cube
-subdivide a couple of times
-insert multires + subdivide a couple of times
-go into sculpt mode
-Sculpting is updated even when viewport overlay is turned off
-Now go back into object mode and turn on SMOOTH shading for the object
-When going back into sculpt mode and the vieport overlay is turned off , the sculpting not updated