Re: dist-xz compression level

[Jim Meyering]

Pavel Sanda wrote:
> the newly added dist-xz target produce worse compressed archives
> than lzma-dist. The reason is that automake call lzma with
> best compression while it won't use -9 level for xz.
> Is this intention or bug?

It was deliberate.
For my use, xz -9 is far too slow for anything except the
final "make dist" I run just prior to a release.

For a release, I run this, via one of the
alpha, beta or stable targets in gnulib's maint.mk:

  $(MAKE) dist XZ_OPT=-9ev