Make sure to add MallocAttr to explicitly-declared operator new/new[]
when -fassume-sane-operator-new. Patch by Tom Jablin!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@111363 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index 5e46090..8599a14 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -1257,8 +1257,11 @@
           Context.getCanonicalType(
             Func->getParamDecl(0)->getType().getUnqualifiedType());
         // FIXME: Do we need to check for default arguments here?
-        if (Func->getNumParams() == 1 && InitialParamType == Argument)
+        if (Func->getNumParams() == 1 && InitialParamType == Argument) {
+          if(AddMallocAttr && !Func->hasAttr<MallocAttr>())
+            Func->addAttr(::new (Context) MallocAttr());
           return;
+        }
       }
     }
   }