[Bug target/65030] New: [5 Regression] ICE (segfault) on arm-linux-gnueabihf

["doko at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65030

            Bug ID: 65030
           Summary: [5 Regression] ICE (segfault) on arm-linux-gnueabihf
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: doko at gcc dot gnu.org

build failure in libffado, seen with 20150205 and 20150211 on
arm-linux-gnueabihf, configured --with-arch=armv7-a --with-fpu=vfpv3-d16
--with-float=hard --with-mode=thumb

g++ -c -g -O2 -fPIC controlserver.ii 
controlserver.ii:12:7: warning: direct base 'Interface' inaccessible in 'D' due
to ambiguity
 class D : Interface, C {};
       ^
controlserver.ii: In destructor 'virtual G::~G()':
controlserver.ii:12:7: internal compiler error: RTL flag check:
CONSTANT_POOL_ADDRESS_P used with unexpected rtx code 'mem' in
place_block_symbol, at varasm.c:7157
 class D : Interface, C {};
       ^
Please submit a full bug report,
with preprocessed source if appropriate.

$ cat controlserver.ii
class Interface {
public:
  virtual ~Interface();
};
class C : virtual Interface {};
class A {
  virtual int m_fn1(const int &);
};
class B {
  virtual bool m_fn2(const bool &);
};
class D : Interface, C {};
class F : A, D {
  int m_fn1(const int &);
};
class G : B, D {
  bool m_fn2(const bool &);
};
int F::m_fn1(const int &) {}

bool G::m_fn2(const bool &) {}