diff options
Diffstat (limited to 'module/c/lex.scm')
| -rw-r--r-- | module/c/lex.scm | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/module/c/lex.scm b/module/c/lex.scm index 30fcd3c1..2b024f1c 100644 --- a/module/c/lex.scm +++ b/module/c/lex.scm @@ -108,14 +108,18 @@ base-10-digit)))) (define-peg-pattern prefix-operator all - (or "!" "~" "*" "&" "++" "--" "+" "-")) + ;; It's important that ++ and -- are BEFORE + and - + ;; otherwise the first + is found, leaving the second +, which fails + ;; to lex since it's an invalid token + (or "*" "&" "++" "--" + "!" "~" "+" "-")) + ;;; Note that stacked pre or postfix operators without parenthesis ;;; dosen't work. So `*&C' is invalid, while `*(&C)' is valid. (define-peg-pattern prefix all - (and prefix-operator sp (or variable group funcall #; postfix - ))) + (and prefix-operator sp (or variable group funcall literal))) (define-peg-pattern postfix-operator all (or "++" "--" "*")) |