* app/composite/gimp-composite-altivec-test.c
* app/composite/gimp-composite-mmx-test.c
* app/composite/gimp-composite-mmx-installer.c
* app/composite/gimp-composite-sse-test.c
* app/composite/gimp-composite-sse-installer.c
* app/composite/gimp-composite-sse2-test.c
* app/composite/gimp-composite-sse2-installer.c
* app/composite/gimp-composite-vis-test.c
* app/composite/gimp-composite-vis-installer.c:
  Regenerated.

* app/composite/gimp-composite-altivec.[ch]
* app/composite/gimp-composite-mmx.[ch]
* app/composite/gimp-composite-sse.[ch]
* app/composite/gimp-composite-sse2.[ch]
* app/composite/gimp-composite-vis.[ch]
* app/composite/make-installer.py:
  Make it such that when a test is run on the wrong kind of
  machine, don't fail without an explanation.