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Eliminate unnecessary copy operations in function parameters and range-based loops (#8589)

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Copilot 2026-02-11 21:14:32 +00:00 • committed by GitHub
parent f76c30b3bd
commit 20fef3f449
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GPG key ID: B5690EEEBB952194
11 changed files with 34 additions and 34 deletions
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8
src/test/lp/lp.cpp
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@ -684,11 +684,11 @@ std::string create_output_file_name(bool minimize, std::string file_name,
}
std::string create_output_file_name_for_glpsol(bool minimize,
std::string file_name) {
const std::string& file_name) {
return file_name + (minimize ? "_min" : "_max") + "_glpk_out";
}
int run_glpk(std::string file_name, std::string glpk_out_file_name,
int run_glpk(const std::string& file_name, const std::string& glpk_out_file_name,
bool minimize, unsigned time_limit) {
std::string minmax(minimize ? "--min" : "--max");
std::string tmlim = time_limit > 0 ? std::string(" --tmlim ") +
@ -700,7 +700,7 @@ int run_glpk(std::string file_name, std::string glpk_out_file_name,
return system(command_line.c_str());
}
std::string get_status(std::string file_name) {
std::string get_status(const std::string& file_name) {
std::ifstream f(file_name);
if (!f.is_open()) {
std::cout << "cannot open " << file_name << std::endl;
@ -728,7 +728,7 @@ struct sort_pred {
}
};
vector<std::string> get_file_names_from_file_list(std::string filelist) {
vector<std::string> get_file_names_from_file_list(const std::string& filelist) {
std::ifstream file(filelist);
if (!file.is_open()) {
std::cout << "cannot open " << filelist << std::endl;