On 16 June 2018 at 18:05, Marc Glisse <marc.gli...@inria.fr> wrote: > On Sat, 16 Jun 2018, Glen Fernandes wrote: > >> Use __builtin_memmove for trivially copy assignable types >> >> 2018-06-14 Glen Joseph Fernandes <glenj...@gmail.com> >> >> * include/bits/stl_algobase.h >> (__is_simple_copy_move): Defined helper. >> (__copy_move_a): Used helper. >> (__copy_move_backward_a): Likewise. >> * testsuite/25_algorithms/copy/58982.cc: Updated tests. >> * testsuite/25_algorithms/copy_n/58982.cc: Likewise. >> >> Tested x86_64-pc-linux-gnu. > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68350 looks related but for a > different function. Hopefully the issues discussed there don't apply here...
I would certainly prefer this sort of patches to check via tests that uninitialized_{copy,move} is unaffected.