rb_parser_printf declaration

* node.h (rb_parser_printf): delcare as PRINTF_ARGS.

* parse.y (parser_token_value_print): cast to adjust to %c.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63454 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/parse.y b/parse.y
index 3515fde47f..f044ae2aff 100644
--- a/parse.y
+++ b/parse.y
@@ -9110,7 +9110,7 @@ parser_token_value_print(struct parser_params *p, enum yytokentype type, const Y
 	break;
       case tBACK_REF:
 #ifndef RIPPER
-	rb_parser_printf(p, "$%c", valp->node->nd_nth);
+	rb_parser_printf(p, "$%c", (int)valp->node->nd_nth);
 #else
 	rb_parser_printf(p, "%"PRIsVALUE, valp->val);
 #endif