Remove unncessary <iostream> includes #1523
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Including iostream means introducing the static (global) constructors and destructors for std::cin, std::cerr, and std::cout. That extra init and fini code is undesirable when those streams are not actually used. Signed-off-by: Jeremy Nimmer <jeremy.nimmer@tri.global>
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🦟 Bug fix
Slightly related to #552, but basically just a hygiene cleanup.
Summary
Including
<iostream>means introducing the static (global) constructors and destructors forstd::cin,std::cerr, andstd::cout. That extra init and fini code is undesirable when those streams are not actually used. See https://en.cppreference.com/w/cpp/io/ios_base/Init.Checklist
codecheckpassed (See contributing)Note to maintainers: Remember to use Squash-Merge and edit the commit message to match the pull request summary while retaining
Signed-off-bymessages.