1933 void ReadClosure::do_u4(u4* p) {

  1933 void ReadClosure::do_u4(u4* p) {

  1934   intptr_t obj = nextPtr();

  1934   intptr_t obj = nextPtr();

  1935   *p = (u4)(uintx(obj));

  1935   *p = (u4)(uintx(obj));

  1936 }

  1936 }

  1937 

  1937 

  1938 void ReadClosure::do_tag(int tag) {

  1943 void ReadClosure::do_tag(int tag) {

  1939   int old_tag;

  1944   int old_tag;

  1940   old_tag = (int)(intptr_t)nextPtr();

  1945   old_tag = (int)(intptr_t)nextPtr();

  1941   // do_int(&old_tag);

  1946   // do_int(&old_tag);

  1942   assert(tag == old_tag, "old tag doesn't match");

  1947   assert(tag == old_tag, "old tag doesn't match");