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* [gcc r13-2568] libstdc++: Fix typo in adjacent_view::_Iterator [PR106798]
@ 2022-09-09 19:05 Patrick Palka
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From: Patrick Palka @ 2022-09-09 19:05 UTC (permalink / raw)
To: gcc-cvs, libstdc++-cvs
https://gcc.gnu.org/g:e469506b7fdd1bf2c958ca3140573a474fcba3b8
commit r13-2568-ge469506b7fdd1bf2c958ca3140573a474fcba3b8
Author: Patrick Palka <ppalka@redhat.com>
Date: Fri Sep 9 14:56:37 2022 -0400
libstdc++: Fix typo in adjacent_view::_Iterator [PR106798]
PR libstdc++/106798
libstdc++-v3/ChangeLog:
* include/std/ranges (adjacent_view::_Iterator::_Iterator): Fix
typo.
* testsuite/std/ranges/adaptors/adjacent/1.cc (test04): New test.
Diff:
---
libstdc++-v3/include/std/ranges | 2 +-
libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc | 12 ++++++++++++
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/libstdc++-v3/include/std/ranges b/libstdc++-v3/include/std/ranges
index 2b8fec3c386..37ad80ad3de 100644
--- a/libstdc++-v3/include/std/ranges
+++ b/libstdc++-v3/include/std/ranges
@@ -5239,7 +5239,7 @@ namespace views::__adaptor
requires _Const && convertible_to<iterator_t<_Vp>, iterator_t<_Base>>
{
for (size_t __j = 0; __j < _Nm; ++__j)
- _M_current[__j] = std::move(__i[__j]);
+ _M_current[__j] = std::move(__i._M_current[__j]);
}
constexpr auto
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc
index 9829f79364f..443c1fbf450 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc
@@ -101,10 +101,22 @@ test03()
return true;
}
+constexpr bool
+test04()
+{
+ // PR libstdc++/106798
+ auto r = views::single(0) | views::lazy_split(0) | views::pairwise;
+ decltype(ranges::cend(r)) s = r.end();
+ VERIFY( r.begin() == s );
+
+ return true;
+}
+
int
main()
{
static_assert(test01());
static_assert(test02());
static_assert(test03());
+ static_assert(test04());
}
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