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rustc_parse: Remove optimization for 0-length streams in collect_tokens #78736

Merged
merged 1 commit into from
Nov 14, 2020
Merged

rustc_parse: Remove optimization for 0-length streams in collect_tokens #78736

merged 1 commit into from
Nov 14, 2020

Commits on Nov 12, 2020

  1. rustc_parse: Remove optimization for 0-length streams in `collect_tok… 

    …ens`

The optimization conflates empty token streams with unknown token stream, which is at least suspicious, and doesn't affect performance because 0-length token streams are very rare.
    @petrochenkov
    petrochenkov committed Nov 12, 2020
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