Syncing the toplevel with the GCC tree

[Tom Tromey]

>>>>> "Alan" == Alan Modra via Gdb <gdb@sourceware.org> writes:

Alan> The process goes like this:
Alan> 1) Some ports have been removed from gcc but not binutils-gdb, so
Alan> firstly revert those patches to the top-level on the gcc side.

Alan> 2) Copy over the gcc configury and makefiles.

FWIW, when I was doing some merges from GCC, what I generally did is
find the upstream patches, "git format-patch" them, then "git am" them
into the binutils-gdb tree, fixing up problems along the way.

Tom