[qt5-qtbase/f19] (3 commits) ...limit -reduce-relocations to %ix86 x86_64 archs (QTBUG-36129)

[Rex Dieter]

Summary of changes:

  fc037c9... reference upstream bug wrt arm -reduce-relocations (*)
  325fbb7... update Source URLs (*)
  a97fc92... limit -reduce-relocations to %ix86 x86_64 archs (QTBUG-3612 (*)

(*) This commit already existed in another branch; no separate mail sent