refactor: FunInd: erase, not clear #6923
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previously we did not include the “old” IH in the local context, so that creating a MVar would not pick it up. But this always felt like a hack, and prevented us from inferring types. So lets's try keeping them in the context and using `withErasedFVars` only when creating metavariables.
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previously we did not include the “old” IH in the local context, so that creating a MVar would not pick it up. But this always felt like a hack, and prevented us from inferring types. So lets's try keeping them in the context and using
withErasedFVarsonly when creating metavariables.