1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/AST/ExprConstant.cpp b/clang/lib/AST/ExprConstant.cpp
index 835938ab579..2412facf05c 100644
--- a/clang/lib/AST/ExprConstant.cpp
+++ b/clang/lib/AST/ExprConstant.cpp
@@ -652,6 +652,7 @@ namespace {
       case EM_ConstantFold:
         return false;
       }
+      llvm_unreachable("Missed EvalMode case");
     }
 
     /// Note that we have had a side-effect, and determine whether we should
@@ -677,6 +678,7 @@ namespace {
       case EM_IgnoreSideEffects:
         return false;
       }
+      llvm_unreachable("Missed EvalMode case");
     }
   };