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Avoid creation of temp_result object in seq_parser #310

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Avoid creation of temp_result object in seq_parser #310

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20 changes: 10 additions & 10 deletions include/boost/parser/parser.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -4292,10 +4292,10 @@ namespace boost { namespace parser {
{
Iter first = first_;

auto temp_result =
make_temp_result(first, last, context, skip, flags, success);
using temp_result_t =
decltype(make_temp_result(first, last, context, skip, flags, success));

std::decay_t<decltype(parser::get(temp_result, llong<0>{}))>
std::decay_t<decltype(parser::get(std::declval<temp_result_t>(), llong<0>{}))>
retval{};

[[maybe_unused]] auto _ = detail::scoped_trace(
Expand All @@ -4307,9 +4307,9 @@ namespace boost { namespace parser {
: flags,
retval);

std::decay_t<decltype(parser::get(temp_result, llong<1>{}))>
std::decay_t<decltype(parser::get(std::declval<temp_result_t>(), llong<1>{}))>
indices;
std::decay_t<decltype(parser::get(temp_result, llong<2>{}))>
std::decay_t<decltype(parser::get(std::declval<temp_result_t>(), llong<2>{}))>
merged;
call_impl(
first,
Expand Down Expand Up @@ -4360,13 +4360,13 @@ namespace boost { namespace parser {

Iter first = first_;

auto temp_result =
make_temp_result(first, last, context, skip, flags, success);
using temp_result_t =
decltype(make_temp_result(first, last, context, skip, flags, success));
using temp_result_attr_t =
std::decay_t<decltype(parser::get(temp_result, llong<0>{}))>;
std::decay_t<decltype(parser::get(temp_result, llong<1>{}))>
std::decay_t<decltype(parser::get(std::declval<temp_result_t>(), llong<0>{}))>;
std::decay_t<decltype(parser::get(std::declval<temp_result_t>(), llong<1>{}))>
indices;
std::decay_t<decltype(parser::get(temp_result, llong<2>{}))> merged;
std::decay_t<decltype(parser::get(std::declval<temp_result_t>(), llong<2>{}))> merged;

auto max_ = [](auto result, auto x) {
if constexpr (decltype(result)::value < decltype(x)::value) {
Expand Down