Make --always-opt also optimize top-level code.

test/cctest/test-thread-termination.cc

Index: test/cctest/test-thread-termination.cc
diff --git a/test/cctest/test-thread-termination.cc b/test/cctest/test-thread-termination.cc
index 0d20e0f043ec0b2058d69237c47afd7164e68fe7..e1f218ced7d4f72bfa6d9890df875ba2e5eb5a3e 100644
--- a/test/cctest/test-thread-termination.cc
+++ b/test/cctest/test-thread-termination.cc
@@ -152,6 +152,7 @@ TEST(TerminateOnlyV8ThreadFromThreadItselfNoLoop) {
   // Run a loop that will be infinite if thread termination does not work.
   v8::Handle<v8::String> source = v8::String::NewFromUtf8(
       CcTest::isolate(), "try { loop(); fail(); } catch(e) { fail(); }");
+  i::FLAG_turbo_osr = false;  // TODO(titzer): interrupts in TF loops.
   v8::Script::Compile(source)->Run();
   CHECK(!v8::V8::IsExecutionTerminating(CcTest::isolate()));
   // Test that we can run the code again after thread termination.
@@ -361,6 +362,7 @@ TEST(TerminateCancelTerminateFromThreadItself) {
   CHECK(!v8::V8::IsExecutionTerminating(CcTest::isolate()));
   v8::Handle<v8::String> source = v8::String::NewFromUtf8(
       isolate, "try { doloop(); } catch(e) { fail(); } 'completed';");
+  i::FLAG_turbo_osr = false;  // TODO(titzer): interrupts in TF loops.
   // Check that execution completed with correct return value.
   CHECK(v8::Script::Compile(source)->Run()->Equals(v8_str("completed")));
 }
@@ -507,6 +509,7 @@ TEST(TerminationInInnerTryCall) {
   v8::Context::Scope context_scope(context);
   {
     v8::TryCatch try_catch;
+    i::FLAG_turbo_osr = false;  // TODO(titzer): interrupts in TF loops.
     CompileRun("inner_try_call_terminate()");
     CHECK(try_catch.HasTerminated());
   }