Fix a clang refactor test broken by a bad merge

Author: epilk

clang/lib/AST/DeclPrinter.cpp

@@ -599,13 +599,15 @@ void DeclPrinter::VisitFunctionDecl(FunctionDecl *D) {
   CXXConversionDecl *ConversionDecl = dyn_cast<CXXConversionDecl>(D);
   CXXDeductionGuideDecl *GuideDecl = dyn_cast<CXXDeductionGuideDecl>(D);
   if (!Policy.SuppressSpecifiers) {
-    switch (D->getStorageClass()) {
-    case SC_None: break;
-    case SC_Extern: Out << "extern "; break;
-    case SC_Static: Out << "static "; break;
-    case SC_PrivateExtern: Out << "__private_extern__ "; break;
-    case SC_Auto: case SC_Register:
-      llvm_unreachable("invalid for functions");
+    if (!Policy.SupressStorageClassSpecifiers) {
+      switch (D->getStorageClass()) {
+      case SC_None: break;
+      case SC_Extern: Out << "extern "; break;
+      case SC_Static: Out << "static "; break;
+      case SC_PrivateExtern: Out << "__private_extern__ "; break;
+      case SC_Auto: case SC_Register:
+        llvm_unreachable("invalid for functions");
+      }
     }
 
     if (D->isInlineSpecified())  Out << "inline ";