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[DWARFLinker] Release input DWARF after object has been linked (#68376) #7588

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Merged
merged 1 commit into from
Oct 6, 2023
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[DWARFLinker] Release input DWARF after object has been linked (#68376) #7588

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9 changes: 8 additions & 1 deletion llvm/include/llvm/DWARFLinker/DWARFLinker.h
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Original file line number Diff line number Diff line change
Expand Up @@ -276,6 +276,12 @@ class DWARFFile {

/// Helpful address information(list of valid address ranges, relocations).
std::unique_ptr<AddressesMap> Addresses;

/// Unloads object file and corresponding AddressesMap and Dwarf Context.
void unload() {
Addresses.reset();
Dwarf.reset();
}
};

typedef std::map<std::string, std::string> swiftInterfacesMap;
Expand Down Expand Up @@ -524,7 +530,8 @@ class DWARFLinker {
/// the debug object.
void clear() {
CompileUnits.clear();
File.Addresses->clear();
ModuleUnits.clear();
File.unload();
}
};

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