c++/6930: redeclaring a function with different attributes accepted by C but not C++ compiler

[bangerth@dealii.org]

Old Synopsis: different behavior in 3.1 and 3.0.4
New Synopsis: redeclaring a function with different attributes accepted by C but not C++ compiler

State-Changed-From-To: open->closed
State-Changed-By: bangerth
State-Changed-When: Fri Oct 25 06:45:54 2002
State-Changed-Why:
    This is a duplicate of c++/6074. The problem is fixed on
    mainline, but still exists in 3.2

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=6930