libstdc%2B%2B/src/tree.cc

265     _Rb_tree_node_base* __x_parent = 0;
287 	    __x_parent = __y->_M_parent;
294 	  __x_parent = __y;
308 	__x_parent = __y->_M_parent;
338 	  if (__x == __x_parent->_M_left)
340 	      _Rb_tree_node_base* __w = __x_parent->_M_right;
344 		  __x_parent->_M_color = _S_red;
345 		  _Rb_tree_rotate_left(__x_parent, __root);
346 		  __w = __x_parent->_M_right;
354 		  __x = __x_parent;
355 		  __x_parent = __x_parent->_M_parent;
365 		      __w = __x_parent->_M_right;
367 		  __w->_M_color = __x_parent->_M_color;
368 		  __x_parent->_M_color = _S_black;
371 		  _Rb_tree_rotate_left(__x_parent, __root);
378 	      _Rb_tree_node_base* __w = __x_parent->_M_left;
382 		  __x_parent->_M_color = _S_red;
383 		  _Rb_tree_rotate_right(__x_parent, __root);
384 		  __w = __x_parent->_M_left;
392 		  __x = __x_parent;
393 		  __x_parent = __x_parent->_M_parent;
402 		      __w = __x_parent->_M_left;
404 		  __w->_M_color = __x_parent->_M_color;
405 		  __x_parent->_M_color = _S_black;
408 		  _Rb_tree_rotate_right(__x_parent, __root);