These tests:
arrays.unnamed_parameter.{float,int}_{vertex,fragment}
arrays.unnamed_parameter.{float,int}_{vec3,mat3}_{vertex,fragment}
fail with a shader compiler bug (erroneous syntax error).

(File is deqp/data/gles3/shaders/arrays.html)

I'll disable these in WebGL 2.0.0.
 

These tests:
arrays.unnamed_parameter.{float,int}_{vertex,fragment}
arrays.unnamed_parameter.{float,int}_{vec3,mat3}_{vertex,fragment}
arrays.unnamed_parameter.bool_mat3_{vertex,fragment}
fail with a shader compiler bug (erroneous syntax error).

(File is deqp/data/gles3/shaders/arrays.html)

I'll disable these in WebGL 2.0.0.