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[PATCH] Define feature-test macro for std::enable_shared_from_this

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: Wed, 3 Aug 2016 20:11:25 +0100
Subject: [PATCH] Define feature-test macro for std::enable_shared_from_this
Authentication-results: sourceware.org; auth=none

Another feature we already support, so just define the macro.

	* include/bits/shared_ptr_base.h (__cpp_lib_enable_shared_from_this):
	Define feature-test macro.
	* testsuite/20_util/enable_shared_from_this/members/reinit.cc: Test
	for the macro.

Tested x86_64-linux, committed to trunk.

Attachment: patch.txt
Description: Text document

Follow-Ups:
- Re: [PATCH] Define feature-test macro for std::enable_shared_from_this
  - From: Jonathan Wakely

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