Silence GCC warning.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@183742 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/CGExpr.cpp b/lib/CodeGen/CGExpr.cpp
index 99ea9af18ac95ff4330b8c47abf792f7d37468a1..d534ff440cf077319e1c921415698537decae0d7 100644 (file)
--- a/lib/CodeGen/CGExpr.cpp
+++ b/lib/CodeGen/CGExpr.cpp
@@ -315,6 +315,7 @@ createReferenceTemporary(CodeGenFunction &CGF,
   case SD_Dynamic:
     llvm_unreachable("temporary can't have dynamic storage duration");
   }
+  llvm_unreachable("unknown storage duration");
 }
 
 static llvm::Value *