Comments can precede preprocessor macros

---input---
/* Comment */ /* Another */ #define FOO 0

---tokens---
'/* Comment */' Comment.Multiline
' '           Text.Whitespace
'/* Another */' Comment.Multiline
' '           Text.Whitespace
'#'           Comment.Preproc
'define FOO 0' Comment.Preproc
'\n'          Comment.Preproc
