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

test/cctest/test-parsing.cc

 // Copyright 2012 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 3415 matching lines @@
   i::Isolate* isolate = CcTest::i_isolate();
   i::HandleScope scope(isolate);
   LocalContext env;
   int use_counts[v8::Isolate::kUseCounterFeatureCount] = {};
   global_use_counts = use_counts;
   CcTest::isolate()->SetUseCounterCallback(MockUseCounterCallback);
   CompileRun("\"use asm\";\n"
              "var foo = 1;\n"
              "\"use asm\";\n"  // Only the first one counts.
              "function bar() { \"use asm\"; var baz = 1; }");
-  CHECK_EQ(2, use_counts[v8::Isolate::kUseAsm]);
+  // Optimizing will double-count because the source is parsed twice.
+  CHECK_EQ(i::FLAG_always_opt ? 4 : 2, use_counts[v8::Isolate::kUseAsm]);
 }
 
 
 TEST(UseConstLegacyCount) {
   i::Isolate* isolate = CcTest::i_isolate();
   i::HandleScope scope(isolate);
   LocalContext env;
   int use_counts[v8::Isolate::kUseCounterFeatureCount] = {};
   global_use_counts = use_counts;
   CcTest::isolate()->SetUseCounterCallback(MockUseCounterCallback);
   CompileRun(
       "const x = 1;\n"
       "var foo = 1;\n"
       "const y = 1;\n"
       "function bar() {\n"
       "    const z = 1; var baz = 1;\n"
       "    function q() { const k = 42; }\n"
       "}");
-  CHECK_EQ(4, use_counts[v8::Isolate::kLegacyConst]);
+  // Optimizing will double-count because the source is parsed twice.
+  CHECK_EQ(i::FLAG_always_opt ? 8 : 4, use_counts[v8::Isolate::kLegacyConst]);
 }
 
 
 TEST(ErrorsArrowFunctions) {
   // Tests that parser and preparser generate the same kind of errors
   // on invalid arrow function syntax.
   const char* context_data[][2] = {
     {"", ";"},
     {"v = ", ";"},
     {"bar ? (", ") : baz;"},
@@ skipping 2329 matching lines @@
     v8::Script::Compile(v8_str(script3));
     CHECK(try_catch2.HasCaught());
     v8::String::Utf8Value exception(try_catch2.Exception());
     CHECK_EQ(0,
              strcmp(
                  "ReferenceError: In strong mode, using an undeclared global "
                  "variable 'not_there3' is not allowed",
                  *exception));
   }
 }