g++ 3.0.1 does not compile the attached file but 2.96 does

[Daqing Hou]

Originator Daqing Hou

Synopsis g++ 3.0.1 does not compile the attached file but 2.96 does

Category c++

Release g++ 3.0.1

Description
[daqing@sunchild Observer]$ ~/cppx/execs/g++ Observer.cc
In file included from Observer.cc:1:
Subject.h:9: syntax error before `;' token
Subject.h:10: syntax error before `::' token
Subject.h:23: `string' was not declared in this scope
Subject.h:23: parse error before `)' token
Subject.h:25: 'string' is used as a type, but is not defined as a type.
Subject.h:28: 'Olist' is used as a type, but is not defined as a type.
Subject.h: In constructor `Subject::Subject()':
Subject.h:15: class `Subject' does not have any field named `name'
In file included from Observer.cc:2:
Observer.h: At global scope:
Observer.h:23: 'string' is used as a type, but is not defined as a type.

Observer.cc: In member function `virtual void
Observer::update(Subject*)':
Observer.cc:9: `name' undeclared (first use this function)
Observer.cc:9: (Each undeclared identifier is reported only once for
each
   function it appears in.)
Observer.cc:9: `class Subject' has no member named `name'
Observer.cc:10: `cout' undeclared (first use this function)
Observer.cc:11: `endl' undeclared (first use this function)



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