1 #define func(x) x 2 #define bar func( 3 #define foo bar foo 4 foo ) 5 /* 6 * check-name: Preprocessor #1 7 * check-description: Used to cause infinite recursion. 8 * check-command: sparse -E $file 9 * 10 * check-output-start 11 12 foo 13 * check-output-end 14 */