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[PATCH] PR libstdc++/88802 define std::hash<nullptr_t> for C++17

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: Fri, 11 Jan 2019 14:57:30 +0000
Subject: [PATCH] PR libstdc++/88802 define std::hash<nullptr_t> for C++17

	PR libstdc++/88802
	* include/bits/functional_hash.h (hash<nullptr_t>): Define
	specialization for C++17 (P0513R0, LWG 2817).
	* testsuite/20_util/hash/nullptr.cc: New test.

Tested x86_64-linux, committed to trunk.

Attachment: patch.txt
Description: Text document

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