llvm-gcc-4.2/libmudflap/testsuite/libmudflap.c++/pass27-frag.cxx

class foo {
  char z [10];
public:
  char *get_z () { return & this->z[0]; }
};

int main ()
{
foo x;
x.get_z()[9] = 'a';
return 0;
}