From: Ralf Jung <post@ralfj.de>
Date: Sat, 30 May 2020 21:08:58 +0000 (+0200)
Subject: Rollup merge of #72757 - petrochenkov:shebang, r=varkor
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=32481bc80ada911e638cde861d17eddc8338d49a;p=rust.git

Rollup merge of #72757 - petrochenkov:shebang, r=varkor

rustc_lexer: Optimize shebang detection slightly

Sorry, I just couldn't resist.
It shouldn't make any difference in practice.

Also, documented a previously unnoticed case with doc comments treated as regular comments during shebang detection.
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32481bc80ada911e638cde861d17eddc8338d49a