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avoid indexed access to elements of the value map stack

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this makes us independent from the random access performance of the
underlying container.

Change-Id: I0e655320ad607ac43ef6797e52e6179570c155f4
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
This commit is contained in:
Oswald Buddenhagen
2012-08-27 15:03:48 +02:00
parent c17c479bb9
commit 3c740066b7
4 changed files with 39 additions and 28 deletions
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17
src/shared/proparser/qmakebuiltins.cpp
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@@ -1089,18 +1089,19 @@ QMakeEvaluator::VisitReturn QMakeEvaluator::evaluateBuiltinConditional(
return ReturnFalse;
}
const ProKey &var = map(args.at(0));
for (int i = m_valuemapStack.size(); --i > 0; ) {
ProValueMap::Iterator it = m_valuemapStack[i].find(var);
if (it != m_valuemapStack.at(i).end()) {
for (ProValueMapStack::Iterator vmi = m_valuemapStack.end();
--vmi != m_valuemapStack.begin(); ) {
ProValueMap::Iterator it = (*vmi).find(var);
if (it != (*vmi).end()) {
if (it->constBegin() == statics.fakeValue.constBegin()) {
// This is stupid, but qmake doesn't propagate deletions
m_valuemapStack[0][var] = ProStringList();
m_valuemapStack.first()[var] = ProStringList();
} else {
m_valuemapStack[0][var] = *it;
m_valuemapStack.first()[var] = *it;
}
m_valuemapStack[i].erase(it);
while (--i)
m_valuemapStack[i].remove(var);
(*vmi).erase(it);
while (--vmi != m_valuemapStack.begin())
(*vmi).remove(var);
break;
}
}