swift234

[devirtualization] When making sure devirt types match up if the
conformance is specialized, the function we are attempting to substitute
will have a generic self type. Make sure to substitute in substitutions
from the origin type (if it has them) before attempting to perform the
comparison inbetween the self pointer on the target function of the
devirtualization from the alloc_ref of the self pointer on the CMI.

Swift SVN r16909