gcc/testsuite/gcc.c-torture/execute/ieee/unsafe-fp-assoc.c


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#include <float.h>

extern void abort(void);

static const double C = DBL_MAX;

double foo(double x)
{
        return ( ( (x * C) * C ) * C);
}

int main ()
{
  double d = foo (0.0);
  if (d != 0.0)
   abort ();

  return 0;
}