1 2 extern int __thread yy1; 3 int __thread xx1 = 1; 4 int __thread xx2 = 2; 5 int __thread xxa[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; 6 7 int 8 xxyy() 9 { 10 return yy1; 11 } 12