From 1ca4fdc4c7cdf874eb93d4fad2d9688b0490fa52 Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.osdn.me>
Date: Sat, 7 Dec 2019 22:48:58 +0900
Subject: Fix keyword arguments not be obtained with `mrb_get_args()`; Fix
 #4754

If ":" is after "|" and there is no "?" or "*", the keyword argument
could not be obtained and it was not initialized with `undef`.

For example: "|oo:"
---
 src/class.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/class.c')

diff --git a/src/class.c b/src/class.c
index e731fde59..262934dd8 100644
--- a/src/class.c
+++ b/src/class.c
@@ -620,11 +620,11 @@ mrb_get_args(mrb_state *mrb, const char *format, ...)
       goto check_exit;
     case '!':
       break;
-    case '&': case '?':
-      if (opt) opt_skip = FALSE;
-      break;
     case ':':
       reqkarg = TRUE;
+      /* fall through */
+    case '&': case '?':
+      if (opt) opt_skip = FALSE;
       break;
     default:
       if (!opt) needargc ++;
-- 
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