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[PATCH] LWG 3040: define starts_with/ends_with as proposed

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, 18 Dec 2018 15:34:27 +0000
Subject: [PATCH] LWG 3040: define starts_with/ends_with as proposed

	* include/std/string_view [__cplusplus > 201703L]
	(basic_string_view::starts_with(basic_string_view)): Implement
	proposed resolution of LWG 3040 to avoid redundant length check.
	(basic_string_view::starts_with(_CharT)): Implement proposed
	resolution of LWG 3040 to check at most one character.
	(basic_string_view::ends_with(_CharT)): Likewise.

Tested powerpc64le-linux, committed to trunk.

Attachment: patch.txt
Description: Text document

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