Add missing case to switch.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142246 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 6376f1f..346228f 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -10108,6 +10108,7 @@
   case BuiltinType::Long:
   case BuiltinType::LongLong:
   case BuiltinType::Int128:
+  case BuiltinType::Half:
   case BuiltinType::Float:
   case BuiltinType::Double:
   case BuiltinType::LongDouble: