1*7c3d14c8STreehugger Robot // 'z' is dynamically initialized global from different TU. 2*7c3d14c8STreehugger Robot extern int z; initY()3*7c3d14c8STreehugger Robotint __attribute__((noinline)) initY() { 4*7c3d14c8STreehugger Robot return z + 1; 5*7c3d14c8STreehugger Robot } 6*7c3d14c8STreehugger Robot int y = initY(); 7