These are the packages that would be merged, in order:

Calculating dependencies... done!


[nomerge       ] app-arch/xz-utils-5.2.3::gentoo  USE="nls threads -static-libs" ABI_X86="(64) -32 (-x32)"
[ebuild  N     ]  app-portage/elt-patches-20170815::gentoo  28 KiB
[ebuild  N     ]   app-arch/xz-utils-5.2.3::gentoo  USE="nls threads -static-libs" ABI_X86="(64) -32 (-x32)" 1,456 KiB

Total: 2 packages (2 new), Size of downloads: 1,483 KiB

 * Error: circular dependencies:

(app-arch/xz-utils-5.2.3:0/0::gentoo, ebuild scheduled for merge) depends on
 (app-portage/elt-patches-20170815:0/0::gentoo, ebuild scheduled for merge) (buildtime)
  (app-arch/xz-utils-5.2.3:0/0::gentoo, ebuild scheduled for merge) (buildtime)

 * Note that circular dependencies can often be avoided by temporarily
 * disabling USE flags that trigger optional dependencies.