Hi all, On Thu, 15 Jul 2021 09:50:32 +1000 Stephen Rothwell wrote: > > While compiling Linus' tree, a powerpc-allmodconfig build (and others) > with gcc 4.9 failed like this: > > drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c: In function 'ifh_encode_bitfield': > include/linux/compiler_types.h:328:38: error: call to '__compiletime_assert_431' declared with attribute error: Unsupported width, must be <= 40 > _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) > ^ > include/linux/compiler_types.h:309:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^ > include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) > ^ > drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c:28:2: note: in expansion of macro 'compiletime_assert' > compiletime_assert(width <= 40, "Unsupported width, must be <= 40"); > ^ > > Caused by commit > > f3cad2611a77 ("net: sparx5: add hostmode with phylink support") > > I guess this is caused by the call to ifh_encode_bitfield() not being > inlined. I am still getting these failures. -- Cheers, Stephen Rothwell