nobu	2018-05-17 21:36:33 +0900 (Thu, 17 May 2018)

  New Revision: 63454

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=63454

  Log:
    rb_parser_printf declaration
    
    * node.h (rb_parser_printf): delcare as PRINTF_ARGS.
    
    * parse.y (parser_token_value_print): cast to adjust to %c.

  Modified files:
    trunk/node.h
    trunk/parse.y
Index: node.h
===================================================================
--- node.h	(revision 63453)
+++ node.h	(revision 63454)
@@ -540,7 +540,7 @@ void *rb_parser_malloc(struct parser_par https://github.com/ruby/ruby/blob/trunk/node.h#L540
 void *rb_parser_realloc(struct parser_params *, void *, size_t);
 void *rb_parser_calloc(struct parser_params *, size_t, size_t);
 void rb_parser_free(struct parser_params *, void *);
-void rb_parser_printf(struct parser_params *parser, const char *fmt, ...);
+PRINTF_ARGS(void rb_parser_printf(struct parser_params *parser, const char *fmt, ...), 2, 3);
 
 RUBY_SYMBOL_EXPORT_END
 
Index: parse.y
===================================================================
--- parse.y	(revision 63453)
+++ parse.y	(revision 63454)
@@ -9110,7 +9110,7 @@ parser_token_value_print(struct parser_p https://github.com/ruby/ruby/blob/trunk/parse.y#L9110
 	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

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