Properly process try/finally blocks.

test/cctest/test-api.cc

 // Copyright 2007-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2673 matching lines @@
 THREADED_TEST(CatchExceptionFromWith) {
   v8::HandleScope scope;
   LocalContext context;
   v8::TryCatch try_catch;
   CHECK(!try_catch.HasCaught());
   Script::Compile(v8_str("var o = {}; with (o) { throw 42; }"))->Run();
   CHECK(try_catch.HasCaught());
 }
 
 
+THREADED_TEST(TryCatchAndFinallyHidingException) {
+  v8::HandleScope scope;
+  LocalContext context;
+  v8::TryCatch try_catch;
+  CHECK(!try_catch.HasCaught());
+  CompileRun("function f(k) { try { this[k]; } finally { return 0; } };");
+  CompileRun("f({toString: function() { throw 42; }});");
+  CHECK(!try_catch.HasCaught());
+}
+
+
+v8::Handle<v8::Value> WithTryCatch(const v8::Arguments& args) {
+  v8::TryCatch try_catch;
+  return v8::Undefined();
+}
+
+
+THREADED_TEST(TryCatchAndFinally) {
+  v8::HandleScope scope;
+  LocalContext context;
+  context->Global()->Set(
+      v8_str("native_with_try_catch"),
+      v8::FunctionTemplate::New(WithTryCatch)->GetFunction());
+  v8::TryCatch try_catch;
+  CHECK(!try_catch.HasCaught());
+  CompileRun(
+      "try {\n"
+      "  throw new Error('a');\n"
+      "} finally {\n"
+      "  native_with_try_catch();\n"
+      "}\n");
+  CHECK(try_catch.HasCaught());
+}
+
+
 THREADED_TEST(Equality) {
   v8::HandleScope scope;
   LocalContext context;
   // Check that equality works at all before relying on CHECK_EQ
   CHECK(v8_str("a")->Equals(v8_str("a")));
   CHECK(!v8_str("a")->Equals(v8_str("b")));
 
   CHECK_EQ(v8_str("a"), v8_str("a"));
   CHECK_NE(v8_str("a"), v8_str("b"));
   CHECK_EQ(v8_num(1), v8_num(1));
@@ skipping 10009 matching lines @@
   v8::Handle<v8::Function> define_property =
       CompileRun("(function() {"
                  "  Object.defineProperty("
                  "    this,"
                  "    1,"
                  "    { configurable: true, enumerable: true, value: 3 });"
                  "})").As<Function>();
   context->DetachGlobal();
   define_property->Call(proxy, 0, NULL);
 }