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SymbolDatabase: better handling of enum values

This commit is contained in:
Robert Reif 2016-05-09 12:40:56 +02:00 committed by Daniel Marjamäki
parent eac3660f46
commit 381fa53ec6
1 changed files with 32 additions and 4 deletions
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36
lib/symboldatabase.cpp
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@ -3293,9 +3293,21 @@ const Token * Scope::addEnum(const Token * tok, bool isCpp)
// look for possible constant folding expressions
else if (enumerator.start) {
// FIXME do const folding
}
// rhs of operator:
const Token *rhs = enumerator.start->previous()->astOperand2();
if (rhs) {
// constant folding of expression:
ValueFlow::valueFlowConstantFoldAST(rhs);
// get constant folded value:
if (rhs->values.size() == 1U && rhs->values.front().isKnown()) {
enumerator.value = rhs->values.front().intvalue;
enumerator.value_known = true;
value = enumerator.value + 1;
}
}
}
}
// not initialized so use default value
@ -3383,8 +3395,24 @@ const Enumerator * SymbolDatabase::findEnumerator(const Token * tok) const
}
}
if (scope->nestedIn)
return scope->nestedIn->findEnumerator(tok->str());
while (scope && scope->nestedIn) {
if (scope && scope->type == Scope::eFunction && scope->functionOf)
scope = scope->functionOf;
else
scope = scope->nestedIn;
enumerator = scope->findEnumerator(tok->str());
if (enumerator)
return enumerator;
for (const Scope * s : scope->nestedList) {
enumerator = s->findEnumerator(tok->str());
if (enumerator)
return enumerator;
}
}
}
return nullptr;