Prior to adding the new "expected-no-diagnostics" directive to VerifyDiagnosticConsumer, make the necessary adjustment to 580 test-cases which will henceforth require this new directive.

llvm-svn: 166280
diff --git a/clang/test/Analysis/lvalue.cpp b/clang/test/Analysis/lvalue.cpp
index 0cc42f5..9a6bd59 100644
--- a/clang/test/Analysis/lvalue.cpp
+++ b/clang/test/Analysis/lvalue.cpp
@@ -1,4 +1,5 @@
 // RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-store=region -verify %s
+// expected-no-diagnostics
 
 int f1() {
   int x = 0, y = 1;