Don't assert when generating code with static_asserts.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73208 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 5c12c81..8ca1be4 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -1481,7 +1481,11 @@
   case Decl::CXXDestructor:
     EmitCXXDestructors(cast<CXXDestructorDecl>(D));
     break;
-        
+
+  case Decl::StaticAssert:
+    // Nothing to do.
+    break;
+
   // Objective-C Decls
     
   // Forward declarations, no (immediate) code generation.