m2 430 usertests.c void *m1, *m2; m2 437 usertests.c while((m2 = malloc(10001)) != 0){ m2 438 usertests.c *(char**)m2 = m1; m2 439 usertests.c m1 = m2; m2 442 usertests.c m2 = *(char**)m1; m2 444 usertests.c m1 = m2;