Fix use after free and calls to operator comma in debug mode

llvm-svn: 232703

1 files changed, 1 insertions, 1 deletions

diff --git a/libcxx/src/debug.cpp b/libcxx/src/debug.cpp
index 60694a3bdb0..b1a16e6e72d 100644
--- a/libcxx/src/debug.cpp
+++ b/libcxx/src/debug.cpp
@@ -214,10 +214,10 @@ __libcpp_db::__erase_i(void* __i)
             else
                 q->__next_ = p->__next_;
             __c_node* c = p->__c_;
-            free(p);
             --__isz_;
             if (c != nullptr)
                 c->__remove(p);
+            free(p);
         }
     }
 }