On Wed, Mar 10, 2021 at 01:44:57PM +0100, Christophe Leroy wrote: > > > Le 10/03/2021 à 13:25, Alan Modra a écrit : > > On Wed, Mar 10, 2021 at 08:33:37PM +1100, Alexey Kardashevskiy wrote: > > > One more question - the older version had a construct "DEFINED (.TOC.) ? > > > .TOC. : ..." in case .TOC. is not defined (too old ld? too old gcc?) but > > > the > > > newer patch seems assuming it is always defined, when was it added? I have > > > the same check in SLOF, for example, do I still need it? > > > > .TOC. symbol support was first added 2012-11-06, so you need > > binutils-2.24 or later to use .TOC. as a symbol. > > > > As of today, minimum requirement to build kernel is binutils 2.23, see > https://www.kernel.org/doc/html/latest/process/changes.html#current-minimal-requirements
Yes, and arch/powerpc/Makefile complains about 2.24. So for powerpc that means you need to go to at least 2.25. Oh the horror of needing such new tools! -- Alan Modra Australia Development Lab, IBM