Experimental: disable fast case switches for now. See:...

src/codegen.cc

Index: src/codegen.cc
===================================================================
--- src/codegen.cc	(revision 1361)
+++ src/codegen.cc	(working copy)
@@ -471,6 +471,11 @@
 
 
 bool CodeGenerator::TryGenerateFastCaseSwitchStatement(SwitchStatement* node) {
+  // TODO(238): Due to issue 238, fast case switches can crash on ARM
+  // and possibly IA32.  They are disabled for now.
+  // See http://code.google.com/p/v8/issues/detail?id=238
+  return false;
+
   ZoneList<CaseClause*>* cases = node->cases();
   int length = cases->length();