System Information
Operating system: Windows-7-6.1.7601-SP1 64 Bits
Graphics card: GeForce GTX 580/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 391.35
Blender Version
Broken: version: 2.80 (sub 74), branch: master, commit date: 2019-07-09 12:03, hash: rBdb45aaafab8c
Worked: (optional)
Short description of error
I cannot select faces when X-ray mode is on, if the Subsurface modifier is enabled on the object (with the number of subdivisions in viewport > 0).
Exact steps for others to reproduce the error
[Please describe the exact steps needed to reproduce the issue]
[Based on the default startup or an attached .blend file (as simple as possible)]