Public bug reported:

See upstream bug report here:
https://github.com/xianyi/OpenBLAS/issues/484

In brief, drotmg inverts the order of the elements of the first column
of DH when DFLAG is 1.0 (diagonal).

$ lsb_release -rd
Description:    Ubuntu 14.04.1 LTS
Release:        14.04

Version of libopenblas: 0.2.8-6ubuntu1

Failing code is attached to the upstream bug linked above.

** Affects: openblas (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1407819

Title:
  drotmg gives incorrect result when result is DIAGONAL with non-zero
  first column of H

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