typedef void some_type;

[Gabriel Dos Reis]

	egcs-970904 (and gcc-2.7.2.2) gets into trouble with this
shunk of (legal) code: 

% cat foo.C
struct A {
    typedef void value_type;
};

% g++ -c foo.C
foo.C:2: variable or field `value_type' declared void


-- Gaby