Urgency! Ask second time! cannot execute "cpp" of gcc-2.95.2

[wang gang]

gcc-help:

	I have installed GCC-2.95.2 in RedHat Linux 7.0 with patch .

    But when I make with "g++",it print error message as following:
   
	cpp: installation problem, cannot exec `cpp': Argument list too long

	Would someone please tell me why? Thanks.