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-rw-r--r--libstdc++-v3/include/bits/stl_vector.h2
-rw-r--r--libstdc++-v3/testsuite/std/ranges/conv/1.cc13
2 files changed, 14 insertions, 1 deletions
diff --git a/libstdc++-v3/include/bits/stl_vector.h b/libstdc++-v3/include/bits/stl_vector.h
index 43d3cd1..9c75f64 100644
--- a/libstdc++-v3/include/bits/stl_vector.h
+++ b/libstdc++-v3/include/bits/stl_vector.h
@@ -778,7 +778,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
// but will not destroy elements. This RAII type destroys them.
struct _Clear
{
- ~_Clear() { if (_M_this) _M_this->clear(); }
+ constexpr ~_Clear() { if (_M_this) _M_this->clear(); }
vector* _M_this;
} __guard{this};
diff --git a/libstdc++-v3/testsuite/std/ranges/conv/1.cc b/libstdc++-v3/testsuite/std/ranges/conv/1.cc
index 09fd515..231cb9d 100644
--- a/libstdc++-v3/testsuite/std/ranges/conv/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/conv/1.cc
@@ -466,6 +466,18 @@ test_composition()
auto str = adaptor(" ");
}
+constexpr bool
+test_pr119282()
+{
+ // PR libstdc++/119282
+ auto v = std::array{1, 2, 3}
+ | std::views::transform([](auto x) { return std::array{x}; })
+ | std::views::join
+ | std::ranges::to<std::vector>();
+ VERIFY( std::ranges::size(v) == 3 );
+ return true;
+}
+
int main()
{
test_p1206r7_examples();
@@ -480,4 +492,5 @@ int main()
test_constexpr();
test_sfinae();
test_composition();
+ static_assert(test_pr119282());
}