On 05/04/2016 22:09, Lluís Vilanova wrote: > Ah. That's just an example. For cross-compilation you would use a different > march argument (or none to use the default target sub-arch) and get the > parameter for the target processor. This should already be known by configure > as > part of the arguments to select the cross-compiler and target architecture > (e.g., CC).
I would just use 64, with special cases for PPC and s390... even for AArch64 128 seems a little wasteful. Paolo