X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/8293b90a8f027ed9b7e4ebb566f67e5c783864c9..8922d11064c215cdd8b6288985cc6d2e573826c2:/src/c-types-parse.lisp

diff --git a/src/c-types-parse.lisp b/src/c-types-parse.lisp
index e0cfc88..b398ca9 100644
--- a/src/c-types-parse.lisp
+++ b/src/c-types-parse.lisp
@@ -336,13 +336,18 @@
 					     (make-pointer-type type quals)))
 				  (cdr state))))))
 
-	       (next-declspec-p ()
-		 ;; Ansert whether the next token is a valid declaration
-		 ;; specifier, without consuming it.
-		 (and (eq (token-type scanner) :id)
-		      (let ((id (token-value scanner)))
-			(or (gethash id *module-type-map*)
-			    (gethash id *declspec-map*)))))
+	       (predict-argument-list-p ()
+		 ;; See `prefix-lparen'.  Predict an argument list rather
+		 ;; than a nested declarator if (a) abstract declarators are
+		 ;; permitted and (b) the next token is a declaration
+		 ;; specifier or ellipsis.
+		 (let ((type (token-type scanner))
+		       (value (token-value scanner)))
+		   (and abstractp
+			(or (eq type :ellipsis)
+			    (and (eq type :id)
+				 (or (gethash value *module-type-map*)
+				     (gethash value *declspec-map*)))))))
 
 	       (prefix-lparen ()
 		 ;; Prefix: `('
@@ -357,7 +362,7 @@
 		 ;; specifier, then we have a postfix argument list.
 		 (parse
 		   (peek (seq (#\(
-			       (nil (if (and abstractp (next-declspec-p))
+			       (nil (if (predict-argument-list-p)
 					(values nil nil nil)
 					(values t t nil))))
 			   (lparen #\))))))
@@ -367,7 +372,7 @@
 			  (cons #'identity name))))
 
 	       (argument-list ()
-		 ;; [ argument [ `,' argument ]* [ `,' `...' ] ] | `...'
+		 ;; [argument [`,' argument]* [`,' `...']] | `...'
 		 ;;
 		 ;; The possibility of a trailing `,' `...' means that we
 		 ;; can't use the standard `list' parser.  Note that, unlike