[Bug libstdc++/102259] ifstream::read(…, count) fails when count >= 2^31 on darwin

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102259

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Michel Morin from comment #2)
> Given that the testcase works file when compiled with Clang, libcxx would
> have some workround for it.

It just uses fread(3) instead of read(2).