[Bug ipa/68851] [6 Regression] ICE: in set_comdat_group, at ipa-comdats.c:213

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68851

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-12-11
     Ever confirmed|0                           |1

--- Comment #6 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
class A;
class B {
public:
  operator A *() const;
};
class A {
public:
  virtual bool isFormControlElement() const {}
};
class C {
  struct D {
    B element;
  };
  bool checkPseudoClass(const D &, int &) const;
};
class F {
  virtual bool isFormControlElement() const;
};
class G : A, F {
  bool isFormControlElement() const {}
};
bool C::checkPseudoClass(const D &p1, int &) const {
  A &a = *p1.element;
  a.isFormControlElement();
  a.isFormControlElement() || a.isFormControlElement();
}