libstdc++: Remove duplicate #include in <string_view>

When I added the new C++23 constructor I added a conditional include of
<bits/ranges_base.h>, which was already being included unconditionally.
This removes the unconditional include but changes the condition for the
other one, so it's used for C++20 as well.

Signed-off-by: Jonathan Wakely <jwakely@redhat.com>

libstdc++-v3/ChangeLog:

	* include/std/string_view: Only include <bits/ranges_base.h>
	once, and only for C++20 and later.
This commit is contained in:
Jonathan Wakely 2021-07-13 12:09:37 +01:00
parent 1583b8bff0
commit bd1eb556b9

View file

@ -41,11 +41,10 @@
#include <bits/char_traits.h>
#include <bits/functional_hash.h>
#include <bits/range_access.h>
#include <bits/ranges_base.h>
#include <bits/ostream_insert.h>
#include <ext/numeric_traits.h>
#if __cplusplus > 202002L
#if __cplusplus >= 202002L
# include <bits/ranges_base.h>
#endif