ld default hash style

[Michael Matz]

Hello,

On Tue, 1 Apr 2025, Xi Ruoyao wrote:

> > I started to get reports recently that they just crash and don't load at
> > all. The bug was that the ancient loader didn't understand the GNU hash
> > style and somehow these users were not getting the old-style hashes.
> > Forcing hash-style=sysv on the commandline gets it to work again.
> > 
> > Did the default change recently? If not, what could have caused the
> > change?
> 
> It's configurable when binutils is built, using the --enable-default-
> hash-style=gnu option.  This option isn't the default, thus you need to
> ask your distro if it has recently added the option.
> 
> But FWIW most major distros have added this for decades, not recently.

Some use(d) =both, to get speed _and_ compatibility.  And some of those 
may have decided only recently to ditch compatiblity (not ours! ;) ).


Ciao,
Michael.