| // PR c++/69922 | |
| // { dg-do compile } | |
| // { dg-options "-Wnonnull-compare" } | |
| struct T { virtual ~T (); }; | |
| struct S { virtual ~S (); T *f (bool); }; | |
| struct U : S, T {}; | |
| T * | |
| S::f (bool b) | |
| { | |
| return b ? static_cast<U *> (this) : (U *) 0; // { dg-bogus "nonnull argument" } | |
| } |