void start_anonymous (bool isLambda, ParametersCompiled parameters, bool isAsync, Location loc)
{
oob_stack.Push (current_anonymous_method);
oob_stack.Push (current_local_parameters);
oob_stack.Push (current_variable);
oob_stack.Push (async_block);
current_local_parameters = parameters;
if (isLambda) {
if (lang_version <= LanguageVersion.ISO_2)
FeatureIsNotAvailable (loc, "lambda expressions");
current_anonymous_method = new LambdaExpression (isAsync, loc);
} else {
if (lang_version == LanguageVersion.ISO_1)
FeatureIsNotAvailable (loc, "anonymous methods");
current_anonymous_method = new AnonymousMethodExpression (isAsync, loc);
}
async_block = isAsync;
// Force the next block to be created as a ToplevelBlock
parsing_anonymous_method = true;
}