gcc/testsuite/gcc.target/m68k/interrupt-2.c

   1 /* { dg-do compile } */
   2 int x;
   3 volatile 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
  13 void __attribute__ ((interrupt_handler)) f1 (void)
  14 {
  15   x = y + 11;
  16 }
  17
  18 void __attribute__ ((interrupt_handler)) f2 (void)
  19 {
  20   REPEAT30 (IN);
  21   REPEAT30 (OUT);
  22 }