[Bug libstdc++/79839] malloc(0) returns 0 on AIX even with _LINUX_SOURCE_COMPAT

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79839

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2017-05-09
     Ever confirmed|0                           |1

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
I can reproduce this on AIX 7.1.3.0 but it returns a valid pointer on AIX
7.2.0.0