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Description
Fixes #16747.
This PR fixes 2 problems:
DFSVisit
(used to generate the FusedOp name) traverses those edges as well.ProvideAttrToFusion
call. This PR changes the behavior so that only the first control dependency (real forward node) is taken into account when constructing control dependencies of the fusion node.Checklist
Essentials
Please feel free to remove inapplicable items for your PR.