1/* { dg-do compile } */ 2int x; 3volatile unsigned int y; 4 5#define REPEAT10(X, Y) \ 6 X(Y##0); X(Y##1); X(Y##2); X(Y##3); X(Y##4); \ 7 X(Y##5); X(Y##6); X(Y##7); X(Y##8); X(Y##9) 8 9#define REPEAT30(X) REPEAT10 (X, 0); REPEAT10 (X, 1); REPEAT10 (X, 2) 10#define IN(X) unsigned int x##X = y 11#define OUT(X) y = x##X 12 13void __attribute__ ((interrupt_handler)) f1 (void) 14{ 15 x = y + 11; 16} 17 18void __attribute__ ((interrupt_handler)) f2 (void) 19{ 20 REPEAT30 (IN); 21 REPEAT30 (OUT); 22} 23