Parse and evaluate gcc computed goto extensions: label addressing

(&&label) and computed goto (goto *expr).

Add label ctype for __label__ identifier. This is still quite broken
(it should create a block-symbol in the NS_LABEL namespace, right now
it creates a regular symbol). 

1 files changed, 1 insertions, 0 deletions

diff --git a/parse.h b/parse.h
index 42fa081..e47e7e0 100644
--- a/parse.h
+++ b/parse.h
@@ -79,6 +79,7 @@ struct statement {
 
 extern struct token *parse_expression(struct token *, struct expression **);
 extern struct token *statement_list(struct token *, struct statement_list **);
+extern struct symbol *label_symbol(struct token *token);
 
 extern int show_statement(struct statement *);
 extern void show_statement_list(struct statement_list *, const char *);