1 #define TWO a, b 2 3 #define UNARY(x) BINARY(x) 4 #define BINARY(x, y) x + y 5 6 UNARY(TWO) 7 /* 8 * check-name: Preprocessor #2 9 * check-command: sparse -E $file 10 * 11 * check-output-start 12 13 a + b 14 * check-output-end 15 */ 16