c++/8477: autoconf script chooses wrong value for gcc_gxx_include_path

[steven@gcc.gnu.org]

Synopsis: autoconf script chooses wrong value for gcc_gxx_include_path

State-Changed-From-To: feedback->analyzed
State-Changed-By: steven
State-Changed-When: Mon May 12 11:25:14 2003
State-Changed-Why:
    Feedback provided.  Similar (same?) issue seen in 3.2.1

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=8477