[Bug tree-optimization/45580] [4.6 Regression] Building WebKit fails with compiler catching SIGSEGV in gimple_fold_obj_type_ref_known_binfo()

[rguenth at gcc dot gnu dot org]

------- Comment #13 from rguenth at gcc dot gnu dot org  2010-09-20 11:45 -------
namespace std {
  typedef __SIZE_TYPE__ size_t;
}
inline void* operator new(std::size_t, void* __p) throw() {
  return __p;
}
extern "C" void abort (void);
class Foo {
public:
    virtual void test (void) { abort (); }
};
class Bar {
public:
    virtual void test (void) { }
};
int main()
{
  Foo f;
  Bar *b;
  b = new (&f) Bar();
  b->test();
  return 0;
}


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45580