1 #define barrier() __asm__ __volatile__("": : :"memory") 2 3 static void f(void) 4 { 5 barrier(); 6 l: 7 barrier(); 8 } 9 /* 10 * check-name: Label followed by __asm__ 11 * check-description: Sparse used to parse the __asm__ as modifying the label. 12 */ 13