gnu /
gcc /
ae1c59c8de43a2cae494ce2212f44be08a629216 libstdc++: Fix vector(from_range_t, R&&) for exceptions [PR120367]
Because this constructor delegates to vector(a) the object has been
fully constructed and the destructor will run if an exception happens.
That means we need to set _M_finish == _M_start so that the destructor
doesn't try to destroy any elements.
libstdc++-v3/ChangeLog:
PR libstdc++/120367
* include/bits/stl_vector.h (_M_range_initialize): Initialize
_M_impl._M_finish.
* testsuite/23_containers/vector/cons/from_range.cc: Check with
a type that throws on construction.
exceptions during construction.
Reviewed-by: Patrick Palka <ppalka@redhat.com>
(cherry picked from commit 04f2be72b1deecd6c6d454e000cfc0cb16db957c)
2 files changed
