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From: Jonathan Wakely <redi@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r11-10240] libstdc++: Tweak common_iterator::operator-> return type [PR104443] Date: Wed, 7 Sep 2022 17:49:20 +0000 (GMT) [thread overview] Message-ID: <20220907174920.B84233858D28@sourceware.org> (raw) https://gcc.gnu.org/g:c5038b792525fedeb0297189516d0157ba98c1d1 commit r11-10240-gc5038b792525fedeb0297189516d0157ba98c1d1 Author: Jonathan Wakely <jwakely@redhat.com> Date: Thu Jul 28 20:55:51 2022 +0100 libstdc++: Tweak common_iterator::operator-> return type [PR104443] This adjusts the return type to match the resolution of LWG 3672. There is no functional difference, because decltype(auto) always deduced a value anyway, but this makes it simpler and consistent with the working draft. libstdc++-v3/ChangeLog: PR libstdc++/104443 * include/bits/stl_iterator.h (common_iterator::operator->): Change return type to just auto. (cherry picked from commit b5f5d1b36edbcd7d923f2e2653e54e52637c715b) Diff: --- libstdc++-v3/include/bits/stl_iterator.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libstdc++-v3/include/bits/stl_iterator.h b/libstdc++-v3/include/bits/stl_iterator.h index fc36bd186a5..7d5d12e3bcf 100644 --- a/libstdc++-v3/include/bits/stl_iterator.h +++ b/libstdc++-v3/include/bits/stl_iterator.h @@ -1938,7 +1938,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } [[nodiscard]] - constexpr decltype(auto) + constexpr auto operator->() const requires __detail::__common_iter_has_arrow<_It> { __glibcxx_assert(_M_index == 0);
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