[Bug bootstrap/82610] [8 Regression] Bootstrap fails on macOS 10.13 because of abort redefinition

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82610

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dmalcolm at gcc dot gnu.org,
                   |                            |tbsaunde at gcc dot gnu.org
   Target Milestone|---                         |8.0
            Summary|Bootstrap fails on macOS    |[8 Regression] Bootstrap
                   |10.13 because of abort      |fails on macOS 10.13
                   |redefinition                |because of abort
                   |                            |redefinition

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Hmm, include/ shouldn't include system headers directly :/  Of course they all
do...

<memory> is probably not too bad to include unconditionally, but maybe we can
avoid including that for unique-ptr.h?  Quickly browsing doesn't find anything
needing it?