TESTCASE for powerpc misoptimization

[Jeffrey A Law]

  In message < v03130305b18b4b44e3fc@[195.180.235.87] >you write:
  > Hi,
  > 
  > on the linux-pmac list an optimization bug with egcs-1.0.3 was reported
  > (see original message below) with a testcase. I checked with the latest
  > CVS-egcs and the bug is still there. I massaged the testcase a little bit
  > for the gcc.dg directory.
  > 
  > Jeff, what about the other testcase in my status report? Wasn't it fit for
  > checkin?
I added this test after minor tweaks (only run it on the rs6000/ppc
since some targets don't support pic).

jeff