<commit_before>#include <regex>
#include <string>
int main() {
  const std::string str = "test0159";
  const std::regex re(
      "^[a-z]+[0-9]+$",
      std::regex_constants::extended | std::regex_constants::nosubs);
  return std::regex_search(str, re) ? 0 : -1;
}
<commit_msg>Change std::regex detection test to detect bug in libstdc++.<commit_after>#include <regex>
#include <string>
int main() {
  const std::string str = "test0159";
  std::regex re;
  re = std::regex("^[a-z]+[0-9]+$",
       std::regex_constants::extended | std::regex_constants::nosubs);
  return std::regex_search(str, re) ? 0 : -1;
}

{'fraction_non_alphanumeric': 0.19508196721311474, 'fraction_numerical': 0.02622950819672131, 'mean_word_length': 4.875, 'pattern_counts': {'":': 0, '<': 7, '<?xml version=': 0, '>': 7, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '7106777', 'n_tokens_mistral': 232, 'n_tokens_neox': 223, 'n_words': 50}