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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libstdc++/92546] [10/11 Regression] Large increase in
 preprocessed file sizes in C++2a mode
Date: Sun, 13 Dec 2020 22:02:38 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D92546

--- Comment #16 from Jonathan Wakely <redi at gcc dot gnu.org> ---
<functional> includes <vector> so std::boyer_moore_searcher can use
std::vector, but it doesn't need it at all. Using std::unique_ptr<T[]> woul=
d do
fine.=