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Diffstat (limited to 'libstdc++-v3/ChangeLog')
| -rw-r--r-- | libstdc++-v3/ChangeLog | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 48f1464..fe1643d 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,5 +1,18 @@ 2019-01-06 Jonathan Wakely <jwakely@redhat.com> + PR libstdc++/87431 + * include/std/variant (_Variant_storage<true, _Types...>::_M_valid): + Check is_trivially_copyable instead of is_scalar. + (variant::emplace<N, Args>(Args&&...)): If construction of the new + contained value can throw and its type is trivially copyable then + construct into a temporary variant and move from it, to provide the + strong exception safety guarantee. + (variant::emplace<N, U, Args>(initializer_list<U>, Args&&...)): + Likewise. + * testsuite/20_util/variant/87431.cc: New test. + * testsuite/20_util/variant/run.cc: Adjust test so that throwing + conversion causes valueless state. + PR libstdc++/88607 * testsuite/17_intro/headers/c++1998/charset.cc: New test. * testsuite/17_intro/headers/c++2011/charset.cc: New test. |