diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index 655d59f..2a22132 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -436,7 +436,9 @@
         continue;
       }
 
-      Prev->Next = new ObjCMethodList(Method, 0);
+      ObjCMethodList *Mem =
+        Reader.getSema()->BumpAlloc.Allocate<ObjCMethodList>();
+      Prev->Next = new (Mem) ObjCMethodList(Method, 0);
       Prev = Prev->Next;
     }
 
@@ -452,7 +454,9 @@
         continue;
       }
 
-      Prev->Next = new ObjCMethodList(Method, 0);
+      ObjCMethodList *Mem =
+        Reader.getSema()->BumpAlloc.Allocate<ObjCMethodList>();
+      Prev->Next = new (Mem) ObjCMethodList(Method, 0);
       Prev = Prev->Next;
     }
 
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 13eeb6c..af51fb1 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -1490,7 +1490,8 @@
 
   // We have a new signature for an existing method - add it.
   // This is extremely rare. Only 1% of Cocoa selectors are "overloaded".
-  Entry.Next = new ObjCMethodList(Method, Entry.Next);
+  ObjCMethodList *Mem = BumpAlloc.Allocate<ObjCMethodList>();
+  Entry.Next = new (Mem) ObjCMethodList(Method, Entry.Next);
 }
 
 // FIXME: Finish implementing -Wno-strict-selector-match.
@@ -1553,7 +1554,8 @@
     if (!match) {
       // We have a new signature for an existing method - add it.
       // This is extremely rare. Only 1% of Cocoa selectors are "overloaded".
-      struct ObjCMethodList *OMI = new ObjCMethodList(Method, FirstMethod.Next);
+      ObjCMethodList *Mem = BumpAlloc.Allocate<ObjCMethodList>();
+      ObjCMethodList *OMI = new (Mem) ObjCMethodList(Method, FirstMethod.Next);
       FirstMethod.Next = OMI;
     }
   }