Update README.md

2021-04-03 17:27:34 +08:00
parent ea416eed20
commit ffa2f33886
1 changed files with 1 additions and 1 deletions
--- a/design_pattern/singleton/README.md
+++ b/design_pattern/singleton/README.md
@@ -185,7 +185,7 @@ singleton *instance() {
        lock_guard<mutex> guard(lock_);
        if (p == nullptr) {
            singleton *tmp = static_cast<singleton *>(operator new(sizeof(singleton)));
-            new(p)singleton();
+            new(tmp)singleton();
            p = tmp;
        }
    }