String::cast(script->source())->length() > FLAG_min_preparse_length) &&
!DebuggerWantsEagerCompilation(info);
+ if (!parse_allow_lazy && info->pre_parse_data() != NULL) {
+ // We are going to parse eagerly, but we have preparse data produced by lazy
+ // preparsing. We cannot use it, since it won't contain all the symbols we
+ // need for eager parsing.
+ info->SetPreParseData(NULL);
+ }
+
Handle<SharedFunctionInfo> result;
{ VMState<COMPILER> state(info->isolate());
}
+TEST(PrecompiledFunction) {
+ // Regression test for crbug.com/346207. If we have preparse data, parsing the
+ // function in the presence of the debugger (and breakpoints) should still
+ // succeed. The bug was that preparsing was done lazily and parsing was done
+ // eagerly, so, the symbol streams didn't match.
+ DebugLocalContext env;
+ v8::HandleScope scope(env->GetIsolate());
+ env.ExposeDebug();
+ v8::Debug::SetDebugEventListener2(DebugBreakInlineListener);
+
+ v8::Local<v8::Function> break_here =
+ CompileFunction(&env, "function break_here(){}", "break_here");
+ SetBreakPoint(break_here, 0);
+
+ const char* source =
+ "var a = b = c = 1; \n"
+ "function this_is_lazy() { \n"
+ // This symbol won't appear in the preparse data.
+ " var a; \n"
+ "} \n"
+ "function bar() { \n"
+ " return \"bar\"; \n"
+ "}; \n"
+ "a = b = c = 2; \n"
+ "bar(); \n";
+ v8::Local<v8::Value> result = PreCompileCompileRun(source);
+ CHECK(result->IsString());
+ v8::String::Utf8Value utf8(result);
+ CHECK_EQ("bar", *utf8);
+
+ v8::Debug::SetDebugEventListener2(NULL);
+ CheckDebuggerUnloaded();
+}
+
+
#endif // ENABLE_DEBUGGER_SUPPORT