From 479c2368356bb36d2c9a06bf229449a450632def Mon Sep 17 00:00:00 2001
From: badlogic <badlogicgames@gmail.com>
Date: Wed, 30 Oct 2019 15:48:55 +0100
Subject: [PATCH] [cpp] Change traversal order of Json::~Json(). Old order
 would grow stack much more than needed, leading to crashes when freeing big
 Json trees.

---
 spine-cpp/spine-cpp/src/spine/Json.cpp | 24 +++++++++++++++---------
 1 file changed, 15 insertions(+), 9 deletions(-)

diff --git a/spine-cpp/spine-cpp/src/spine/Json.cpp b/spine-cpp/spine-cpp/src/spine/Json.cpp
index dc97aba77..daf82e490 100644
--- a/spine-cpp/spine-cpp/src/spine/Json.cpp
+++ b/spine-cpp/spine-cpp/src/spine/Json.cpp
@@ -120,17 +120,23 @@ Json::Json(const char *value) :
 }
 
 Json::~Json() {
-	delete _child;
+    spine::Json* curr = nullptr;
+    spine::Json* next = _child;
+    do {
+        curr = next;
+        if (curr) {
+            next = curr->_next;
+        }
+        delete curr;
+    } while(next);
 
-	if (_valueString) {
-		SpineExtension::free(_valueString, __FILE__, __LINE__);
-	}
+    if (_valueString) {
+        SpineExtension::free(_valueString, __FILE__, __LINE__);
+    }
 
-	if (_name) {
-		SpineExtension::free(_name, __FILE__, __LINE__);
-	}
-
-	delete _next;
+    if (_name) {
+        SpineExtension::free(_name, __FILE__, __LINE__);
+    }
 }
 
 const char *Json::skip(const char *inValue) {