Shader compilation failed , extension 'GL_EXT_frag_depth' is not supported , Xcode

-------- failed compiling:

fragment evaluation shader

WARNING: 0:4: extension 'GL_EXT_frag_depth' is not supported

ERROR: 0:38: Use of undeclared identifier 'gl_FragDepthEXT'


Note: Creation of internal variant of shader 'Hidden/Internal-MotionVectors' failed.

WARNING: Shader Unsupported: 'Hidden/Internal-MotionVectors' - Pass '' has no vertex shader

WARNING: Shader Unsupported: 'Hidden/Internal-MotionVectors' - Setting to default shader.

 

Hi sohail_768,
I am running in the same issue. Have you found a solution?

Regards,

 

Shader posts go here:

https://forum.unity3d.com/forums/shaders.16/

 

I wouldn't worry about this. The line fragment evaluation shader tells me that Unity is probing the capabilities of the device by compiling a test shader.