Critical Mass M3 libraries from release 4.1

This import contains gcc 2.7.2 as M3 backend
Critical Mass M3 compiler system sources from release 5.1
This commit was manufactured by cvs2svn to create branch 'gcc'.
import of gcc 2.95.3 on branch gcc-releases
import of gcc 3.0.4 on branch gcc-releases
import of gcc 3.1.1 on branch gcc-releases
import of gcc 3.2.1 on branch gcc-releases
import of gcc 3.2.2
import of gcc 3.2.3
Import of gcc-core-3.4.5
Import of gcc-core-4.1.1
Import of gcc 4.3.0