Pavel Yaskevich 446d0f84f4 [ConstraintSystem] Rate impact of conformance failures based on non-conforming type use ...

Impact of conformance failure should be rated based on use of
associated generic parameter, because a single failure could
span multiple parameters and a result.

Originally score was only increased once for conformance failure.
That is not good enough in cases when conformance is associated
with an overload choice, because in that case we can have an argument
mismatch in other choice which would have the same score impact.

2019-09-13 22:35:50 -07:00

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