https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67554
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Mon May 14 22:22:27 2018 New Revision: 260243 URL: https://gcc.gnu.org/viewcvs?rev=260243&root=gcc&view=rev Log: PR libstdc++/67554 Do not pass null pointers to memcpy PR libstdc++/67554 * include/bits/valarray_array.h (_Array_copy_ctor<_Tp, true>) (_Array_copier<_Tp, true>): Do not pass null pointers to memcpy. Modified: branches/gcc-7-branch/libstdc++-v3/ChangeLog branches/gcc-7-branch/libstdc++-v3/include/bits/valarray_array.h
