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[cxxmodules] Reduce extra deserializations. #1409

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Merged
vgvassilev merged 1 commit into from
Dec 1, 2017
Merged

[cxxmodules] Reduce extra deserializations. #1409

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23 changes: 0 additions & 23 deletions core/metacling/src/TCling.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -543,29 +543,6 @@ void TCling::HandleNewDecl(const void* DV, bool isDeserialized, std::set<TClass*
TCling__UpdateClassInfo(NSD);
}

// While classes are read completely (except for function template instances,
// enum, data (and functions) can be added to namespaces at any time.
// [this section can be removed when both the list of data member and the list
// of enums has been update to be active list]
if (const NamespaceDecl* NCtx = dyn_cast<NamespaceDecl>(ND->getDeclContext())) {
if (NCtx->getIdentifier()) {
// No need to load the TClass: if there is something to update then
// it must already exist.
std::string NCtxName;
PrintingPolicy Policy(NCtx->getASTContext().getPrintingPolicy());
llvm::raw_string_ostream stream(NCtxName);
// Don't trigger fopen of the source file to count lines:
Policy.AnonymousTagLocations = false;
NCtx->getNameForDiagnostic(stream, Policy, /*Qualified=*/true);

TClass* cl = (TClass*)gROOT->GetListOfClasses()->FindObject(NCtxName.c_str());
if (cl) {
modifiedTClasses.insert(cl);
}
}
return;
}

// We care about declarations on the global scope.
if (!isa<TranslationUnitDecl>(ND->getDeclContext()))
return;
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