| // Build don't link: |
| // Special g++ Options: -pedantic-errors |
| // GROUPS passed constructors |
| // ctors file |
| // Message-Id: <9301132030.AA05210@cs.rice.edu> |
| // From: dougm@cs.rice.edu (Doug Moore) |
| // Subject: 2.3.3: accepts ctor-less derived class of ctor-ful base class |
| // Date: Wed, 13 Jan 93 14:30:21 CST |
| // Note: It gives an error now. But not a very good one. |
| |
| struct Foo |
| { |
| Foo(int aa); |
| int a; |
| const Foo* operator-> () const {return this;} |
| }; |
| |
| Foo::Foo(int aa) |
| :a(aa) |
| { } |
| |
| |
| struct var_Foo: public Foo |
| { |
| var_Foo* operator-> () {return this;} |
| };// ERROR - base.*// ERROR - in class.* |
| |
| int blort(Foo& f) |
| { |
| return f->a; |
| }; |
| |
| int main() |
| { |
| var_Foo b(2);// ERROR - |
| b->a = 0; |
| int x = blort(b); |
| return x; |
| } |
