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Code Issues Releases Wiki Activity

Detect if setSymbolProperties has been previously applied

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This commit is contained in:
caheckman 2020-01-21 17:05:40 -05:00
parent 885402bbc3
commit a3988a7db2
3 changed files with 13 additions and 8 deletions
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15
Ghidra/Features/Decompiler/src/decompile/cpp/varnode.cc
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@ -363,16 +363,21 @@ void Varnode::setDef(PcodeOp *op)
/// The given Symbol's data-type and flags are inherited by \b this Varnode.
/// If the Symbol is \e type-locked, a reference to the Symbol is set on \b this Varnode.
/// \param entry is a mapping to the given Symbol
void Varnode::setSymbolProperties(SymbolEntry *entry)
/// \return \b true if any properties have changed
bool Varnode::setSymbolProperties(SymbolEntry *entry)
{
entry->updateType(this);
bool res = entry->updateType(this);
if (entry->getSymbol()->isTypeLocked()) {
mapentry = entry;
if (high != (HighVariable *)0)
high->setSymbol(this);
if (mapentry != entry) {
mapentry = entry;
if (high != (HighVariable *)0)
high->setSymbol(this);
res = true;
}
}
setFlags(entry->getAllFlags() & ~Varnode::typelock);
return res;
}
/// A reference to the given Symbol is set on \b this Varnode.