Running GCC test suite with new tools

[Jim Wilson]

>ERROR: wrong # args: should be "regsub ?switches? exp string subSpec varName"
>    while executing
>"regsub -all ".*: warning: -f(pic|PIC) ignored for target .*" $text """

This is a dejagnu bug.  I checked dejagnu-1.4.2 and this line is OK.
It was fixed here:

2001-05-13  Rob Savoye  <rob@peggyo.welcomehome.org>

	* lib/target.exp: Fix the regsub line where it prunes -fPIC
	warnings so the text variable is on the same line.

Jim