[PATCH 1/2] newlib: move to ../config/multi.m4 for multilib logic

[Corinna Vinschen]

On Jan 21 07:17, Mike Frysinger wrote:
> On 21 Jan 2022 12:23, Corinna Vinschen wrote:
> > On Jan 20 22:58, Mike Frysinger wrote:
> > > The current newlib multilib logic is almost exactly the same as the
> > > config/multi.m4, and the differences should be minor, so switch over
> > > to that to delete custom logic on ourside.
> > 
> > What differences are that?
> 
> the differences don't affect the actual compilation.
> 
> newlib/configure.ac uses AC_CONFIG_FILES to hack up Makefile.  multi.m4
> uses AC_OUTPUT_COMMANDS instead.
> 
> newlib/configure.ac passes LDFLAGS to init-cmds while multi.m4 does not
> (it does pass additional non-C toolchain vars that newlib doesn't use).
> afaict omitting LDFLAGS shouldn't make a diff since newlib has been
> clobbering that with an invalid setting ($ldflags).
> 
> there's also a few internal variable names that changed, but since newlib
> doesn't check them, it shouldn't matter.
> 
> > Did you check them?
> 
> yes, i've build every commit against bfin-elf multilib.  if you want me
> to check something specifically, please highlight it.
> -mike

No it's fine.  I just checked again Cygwin which still works,
apparently.  Please push.


Thanks,
Corinna