tree-if-conv.c: fix ICE seen with -fno-tree-forwprop (PR tree-optimization/84178)

[official-gcc.git] / gcc / testsuite / gcc.c-torture / compile / pr42730.c

union bzz
{
  unsigned *pa;
  void *pv;
};

void foo (void)
{
  union bzz u;
  void **x;
  void *y = 0;
  x = &u.pv;
  *x = y;
}