diff options
Diffstat (limited to 'libstdc++-v3/testsuite/std/ranges')
| -rw-r--r-- | libstdc++-v3/testsuite/std/ranges/conv/1.cc | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/std/ranges/conv/1.cc b/libstdc++-v3/testsuite/std/ranges/conv/1.cc index 231cb9d..2caa1b8 100644 --- a/libstdc++-v3/testsuite/std/ranges/conv/1.cc +++ b/libstdc++-v3/testsuite/std/ranges/conv/1.cc @@ -12,6 +12,7 @@ #include <testsuite_hooks.h> #include <testsuite_allocator.h> #include <testsuite_iterators.h> +#include <unordered_map> void test_p1206r7_examples() @@ -478,6 +479,26 @@ test_pr119282() return true; } +void +test_lwg2713() +{ + using Alloc = __gnu_test::uneq_allocator<std::pair<const int, const char*>>; + const Alloc alloc(303); + const std::map<int, const char*> m{{1, "one"}, {2, "two"}, {3, "three"}}; + namespace ranges = std::ranges; + + // Call constructors with bucket count + auto m1 = m | ranges::to<std::unordered_map>(0, alloc); + VERIFY( m1.get_allocator() == alloc ); + auto m2 = m | ranges::to<std::unordered_multimap>(0, alloc); + VERIFY( m2.get_allocator() == alloc ); + // These call constructors added in lwg2713 + auto m3 = m | ranges::to<std::unordered_map>(alloc); + VERIFY( m3.get_allocator() == alloc ); + auto m4 = m | ranges::to<std::unordered_multimap>(alloc); + VERIFY( m4.get_allocator() == alloc ); +} + int main() { test_p1206r7_examples(); @@ -487,6 +508,7 @@ int main() test_2_1_3(); test_2_1_4(); test_2_2(); + test_lwg2713(); test_lwg3984(); test_nodiscard(); test_constexpr(); |