Add the single suffix rules for C++. (While there, I also moved the single suffix C rules beside the double suffix ones so they are easier to find)
Add the single suffix rules for C++.
(While there, I also moved the single suffix C rules beside the double
suffix ones so they are easier to find)

PR:		24438
Submitted by:	Georg-W. Koltermann <gwk@sgi.com>

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