[PATCH] D34556: [libcxx] Annotate c++17 aligned new/delete operators with availability attribute

[Duncan P. N. Exon Smith via Phabricator via cfe-commits]

dexonsmith added a comment.

> I followed the other availability macros in using "strict", but I'm not sure this was the right decision. The documentation seems to recommend not using "strict" (it says that weakly-linking is almost always a better API choice).

libc++ is one of the exceptions.  Use `strict`.


https://reviews.llvm.org/D34556