[Bug tree-optimization/29921] [4.3 regression]: internal compiler error: in set_lattice_value, at tree-ssa-ccp.c:437

[rakdver at gcc dot gnu dot org]

------- Comment #4 from rakdver at gcc dot gnu dot org  2006-11-21 14:03 -------
C testcase:

double test (int param)
{
  double a = 0.0, b = -1.0, t;
  int i;

  for (i = 0; i < 100; i++)
    {
      t = a * b;
      if (param)
        b = 2.0;
    }

  return t;
}


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29921