[gfortran] Patch Ping**2

[Tobias Schlüter]

Paul Thomas wrote:
> Do my recent patches and test cases survive this patch? I note that the
> dates on you patch predate mine.  From a cursory peek, we might be trampling
> on each others toes. Did you already bootstrap and regtest the patch on the
> current mailine?

I jsut got back home, and my build / testsuite run has finished.  Alas, I'm
seeing a bug deep in the innards of the compiler in one of my new testcases:
the tree-checking phase complains.  I'll have a look at this tomorrow.

- Tobi