[PATCH] Guard special installs in install-driver

[Joseph S. Myers]

On Mon, 31 Mar 2014, Richard Biener wrote:

> The following makes install-driver behave sanely when GCC_INSTALL_NAME
> and GCC_TARGET_INSTALL_NAME match (or GCC_INSTALL_NAME and
> $(target_noncanonical)-gcc-$(version)).  We seem to force both
> $(target_noncanonical)-gcc and $(target_noncanonical)-gcc-$(version)
> installs, but still apply $program_transform_name to both and thus
> they can become all equal, for example with
> --program-prefix=$(target_noncanonical) --program-suffix=$(version).
> 
> Tested with that odd(?) combination, ok for trunk?

OK in the absence of build system maintainer objections within 24 hours.

-- 
Joseph S. Myers
joseph@codesourcery.com