_dest may be destructed twice if _dest is not null in MergeScenes()

2020-12-14 19:16:29 +08:00
parent 3d49d06bcc
commit 4e9176d2cd
1 changed files with 3 additions and 2 deletions
--- a/code/Common/SceneCombiner.cpp
+++ b/code/Common/SceneCombiner.cpp
@@ -183,9 +183,10 @@ void SceneCombiner::MergeScenes(aiScene **_dest, std::vector<aiScene *> &src, un
            *_dest = src[0];
        return;
    }
-    if (*_dest)
+    if (*_dest) {
        (*_dest)->~aiScene();
-    else
+        new (*_dest) aiScene();
+    } else
        *_dest = new aiScene();

    // Create a dummy scene to serve as master for the others