[Bug c++/43812] [4.5/4.6 Regression] compiling .cc file with -fwhole-program results in ICE, in ipcp_iterate_stage, at ipa-cp.c:760

[rguenth at gcc dot gnu dot org]

------- Comment #4 from rguenth at gcc dot gnu dot org  2010-04-20 09:45 -------
Fails at -O -fipa-cp -fwhole-program

typedef float scoord_t;
typedef scoord_t sdist_t;
typedef sdist_t dist_t;
template<typename T> class TRay { };
typedef TRay<dist_t> Ray;
class BBox { };
class RenderContext { };
class RefCounted {
public:
    void deref () const {
        if (--ref_count <= 0) {
            delete this;
        }
    }
    mutable int ref_count;
};
template<class T> class Ref {
public:
    ~Ref () {
        if (obj) obj->deref ();
    }
    T *obj;
};
class Material : public RefCounted { };
class Surface {
public:
    virtual ~Surface () { }
    class IsecInfo   { };
    virtual const IsecInfo *intersect (Ray &ray, RenderContext &context) const;
    Ref<const Material> material;
};
class LocalSurface : public Surface {
    virtual BBox bbox () const;
};
BBox LocalSurface::bbox () const { }


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |hubicka at gcc dot gnu dot
                   |                            |org, jamborm at gcc dot gnu
                   |                            |dot org
           Keywords|                            |ice-on-valid-code
      Known to fail|                            |4.5.0
      Known to work|                            |4.4.3
            Summary|compiling .cc file with -   |[4.5/4.6 Regression]
                   |fwhole-program results in   |compiling .cc file with -
                   |ICE, in ipcp_iterate_stage, |fwhole-program results in
                   |at ipa-cp.c:760             |ICE, in ipcp_iterate_stage,
                   |                            |at ipa-cp.c:760
   Target Milestone|---                         |4.5.1


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43812