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Made converters thread_local instead of local to function for performance

This commit is contained in:
olowo726 2019-07-11 17:59:37 +02:00
parent a770ff26cc
commit f3157d94d1
1 changed files with 2 additions and 2 deletions
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4
runtime/Cpp/runtime/src/support/StringUtils.h
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@ -22,7 +22,7 @@ namespace antlrcpp {
inline std::string utf32_to_utf8(T const& data)
{
// Don't make the converter static or we have to serialize access to it.
UTF32Converter converter;
thread_local UTF32Converter converter;
#if defined(_MSC_VER) && _MSC_VER >= 1900 && _MSC_VER < 2000
auto p = reinterpret_cast<const int32_t *>(data.data());
@ -34,7 +34,7 @@ namespace antlrcpp {
inline UTF32String utf8_to_utf32(const char* first, const char* last)
{
UTF32Converter converter;
thread_local UTF32Converter converter;
#if defined(_MSC_VER) && _MSC_VER >= 1900 && _MSC_VER < 2000
auto r = converter.from_bytes(first, last);