Enable '-analyzer-opt-analyze-nested-blocks' by default for testing.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@90812 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index b10ad1e..a89806a 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -647,6 +647,9 @@
     // Enable region store model by default.
     CmdArgs.push_back("-analyzer-store=region");
 
+    // Treat blocks as analysis entry points.
+    CmdArgs.push_back("-analyzer-opt-analyze-nested-blocks");
+
     // Add default argument set.
     if (!Args.hasArg(options::OPT__analyzer_no_default_checks)) {
       CmdArgs.push_back("-warn-dead-stores");