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-rw-r--r--parse.y4
1 files changed, 2 insertions, 2 deletions
diff --git a/parse.y b/parse.y
index 6f91edfab3..a55d27982d 100644
--- a/parse.y
+++ b/parse.y
@@ -832,14 +832,14 @@ static ID id_warn, id_warning, id_gets;
# define WARN_ARGS(fmt,n) parser->value, id_warn, n, rb_usascii_str_new_lit(fmt)
# define WARN_ARGS_L(l,fmt,n) WARN_ARGS(fmt,n)
# ifdef HAVE_VA_ARGS_MACRO
-# define WARN_CALL(args,...) rb_funcall(args,__VA_ARGS__)
+# define WARN_CALL(args,...) rb_funcall(args,##__VA_ARGS__)
# else
# define WARN_CALL rb_funcall
# endif
# define WARNING_ARGS(fmt,n) parser->value, id_warning, n, rb_usascii_str_new_lit(fmt)
# define WARNING_ARGS_L(l, fmt,n) WARNING_ARGS(fmt,n)
# ifdef HAVE_VA_ARGS_MACRO
-# define WARNING_CALL(args,...) rb_funcall(args,__VA_ARGS__)
+# define WARNING_CALL(args,...) rb_funcall(args,##__VA_ARGS__)
# else
# define WARNING_CALL rb_funcall
# endif