curious gprof behaviour on trivial testcase

[Nick Clifton]

Hi Jim,

> Not checked in yet in case someone wanted to comment.

Please do check this in, it is a very helpful change.

> 2006-04-28  James E Wilson  <wilson@specifix.com>
> 
> 	* gprof.c (main): When setting default output_style, 

Approved.

Cheers
   Nick