Implement __atomic_fetch_nand and __atomic_nand_fetch to complete our set of
GNU __atomic builtins.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154659 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp
index 7fabfaf..0d15ce2 100644
--- a/lib/Sema/SemaChecking.cpp
+++ b/lib/Sema/SemaChecking.cpp
@@ -560,9 +560,11 @@
   case AtomicExpr::AO__atomic_fetch_and:
   case AtomicExpr::AO__atomic_fetch_or:
   case AtomicExpr::AO__atomic_fetch_xor:
+  case AtomicExpr::AO__atomic_fetch_nand:
   case AtomicExpr::AO__atomic_and_fetch:
   case AtomicExpr::AO__atomic_or_fetch:
   case AtomicExpr::AO__atomic_xor_fetch:
+  case AtomicExpr::AO__atomic_nand_fetch:
     Form = Arithmetic;
     break;