Introduce a null-to-pointer implicit cast kind.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@118966 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index e58c38c..b6a0251 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -2750,14 +2750,14 @@
     if (T2->isMemberPointerType())
       ImpCastExprToType(E1, T2, CK_NullToMemberPointer);
     else
-      ImpCastExprToType(E1, T2, CK_IntegralToPointer);
+      ImpCastExprToType(E1, T2, CK_NullToPointer);
     return T2;
   }
   if (E2->isNullPointerConstant(Context, Expr::NPC_ValueDependentIsNull)) {
     if (T1->isMemberPointerType())
       ImpCastExprToType(E2, T1, CK_NullToMemberPointer);
     else
-      ImpCastExprToType(E2, T1, CK_IntegralToPointer);
+      ImpCastExprToType(E2, T1, CK_NullToPointer);
     return T1;
   }