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[PATCH] Reduce header dependencies in <iterator>

From: Jonathan Wakely <jwakely at redhat dot com>
To: libstdc++ at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
Date: Tue, 14 May 2019 13:47:38 +0100
Subject: [PATCH] Reduce header dependencies in <iterator>

	* include/std/iterator: Include <iosfwd> instead of <istream> and
	<ostream>.

This makes <iterator> 5kloc smaller!

Tested powerpc64le-linux, committed to trunk.

Attachment: patch.txt
Description: Text document

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