gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr36343.c


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extern void abort (void);

void __attribute__((noinline))
bar (int **p)
{
  float *q = (float *)p;
  *q = 0.0;
}

float __attribute__((noinline))
foo (int b)
{
  int *i = 0;
  float f = 1.0;
  int **p;
  if (b)
    p = &i;
  else
    p = (int **)&f;
  bar (p);
  if (b)
    return **p;
  return f;
}

int main()
{
  if (foo(0) != 0.0)
    abort ();
  return 0;
}