System Information
Operating system: Darwin-17.7.0-x86_64-i386-64bit 64 Bits
Graphics card: NVIDIA GeForce GTX 680MX OpenGL Engine NVIDIA Corporation 4.1 NVIDIA-10.32.0 355.11.10.10.40.102

Blender Version
Broken: 2.83, 1623fdb3bc55, Beta, 2020-05-02
Worked: 2.82a

Short description of error
Strokes Are Hidden by some kind of clipping in wireframe viewport shading

Exact steps for others to reproduce the error

1. Create a new basic scene with default cube, or just add a cube (Make sure it is in the center of the scene)
2. Add a Grease Pencil > Blank object.
3. draw some stroke
4. Set Viewport shading to wireframe
5. Notice that Some Strokes Are Hidden by some kind of clipping

file :

in 2.82

in 2.83

in 2.83 with X-ray on everything is fine