[Bug ipa/83039] ice in estimate_node_size_and_time, at ipa-fnsummary.c:2750

["dcb314 at hotmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83039

--- Comment #3 from David Binderman <dcb314 at hotmail dot com> ---
(In reply to Markus Trippelsdorf from comment #2)
> Actually, I cannot reproduce the issue at all.

Platform is x86_64.

Reduced code is

$ more bug396-min.cc
template <typename b, typename c> struct g {
  b ad;
  c e;
};
template <typename b, typename c> void operator<(g<b, c> h, g<b, c> j) {
  h.e < j.e;
}
class ae {
public:
  ~ae();
};
template <typename d> struct n {
  void operator()(d h, d j) { h < j; }
};
struct o {
  template <typename> using ai = ae;
};
struct p {
  typedef p *an;
};
template <typename d> struct F { d operator*(); };
struct q {
  bool operator==(q);
  p::an a;
};
template <typename ax, typename ap> class r {
public:
  typedef long az;
  typedef F<ap> bb;
  q bd(ap *, p, const ax &) const;
  q be();
  q bf(const ax &) const;
};
template <typename ax, typename ap> q r<ax, ap>::bf(const ax &h) const {
  p i;
  q a = bd(0, i, h);
  return a;
}
class s;
template <typename d, typename bz = n<g<s, s>>> class t {
  typedef r<g<s, s>, g<g<s, s>, d>> cf;
  cf cg;

public:
  d operator[](g<s, s> &h) {
    typename cf::bb b;
    cj()(h, (*b).ad);
    return (*b).e;
  }
  bz cj();
  typename cf::az ck() {
    g<s, s> f;
    return cg.bf(f) == cg.be() ? 0 : 1;
  }
};
struct K {
  struct : o::ai<int> {
  } cn;
};
class L {
  K bn;
};
struct u {
  u(int);
};
class N {
public:
  void cu(u);
};
class s {
public:
  L k;
  int cw();
  void operator<(s &) {
    if (cw())
      for (; cw();)
        ;
  }
} typedef cx;
int l, c;
class v {
  struct w {
    N dd;
  };
  t<w> dg;

public:
  v(int);
  void dh() {
    g<cx, cx> m;
    dg.ck();
    dg[m];
    dg[m] = dg[m];
    dg[m].dd.cu(l);
  }
};
void d() {
  v d(c);
  for (;;)
    d.dh();
}