1 #if 1
   2 #if
   3 /*
   4  * check-name: Preprocessor #21
   5  * check-description: This used to hang Sparse.
   6  * check-command: sparse -E $file
   7  *
   8  * check-output-start
   9 
  10 
  11  * check-output-end
  12  *
  13  * check-error-start
  14 preprocessor/preprocessor21.c:2:2: error: unterminated preprocessor conditional
  15  * check-error-end
  16  */