Move a QRegExp out of a deeply nested loop

This helps alleviate a performance issues where by building iOS based
projects takes a significantly longer amount of time than it should.

Task-number: QTBUG-59136
Change-Id: I77ae12f507725ceb11106b484d73bb7d46e0845c
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
bb10
Jake Petroules 2017-11-21 11:37:31 -08:00 committed by Jani Heikkinen
parent 4be50ecafd
commit 36984dc8ce
1 changed files with 3 additions and 3 deletions

View File

@ -2164,9 +2164,9 @@ MakefileGenerator::writeExtraVariables(QTextStream &t)
ProStringList outlist;
const ProValueMap &vars = project->variables();
const ProStringList &exports = project->values("QMAKE_EXTRA_VARIABLES");
for (ProValueMap::ConstIterator it = vars.begin(); it != vars.end(); ++it) {
for (ProStringList::ConstIterator exp_it = exports.begin(); exp_it != exports.end(); ++exp_it) {
QRegExp rx((*exp_it).toQString(), Qt::CaseInsensitive, QRegExp::Wildcard);
for (ProStringList::ConstIterator exp_it = exports.begin(); exp_it != exports.end(); ++exp_it) {
QRegExp rx((*exp_it).toQString(), Qt::CaseInsensitive, QRegExp::Wildcard);
for (ProValueMap::ConstIterator it = vars.begin(); it != vars.end(); ++it) {
if (rx.exactMatch(it.key().toQString()))
outlist << ("EXPORT_" + it.key() + " = " + it.value().join(' '));
}