================
@@ -339,6 +348,39 @@ void DWARFDebugInfoEntry::GetAttributes(DWARFUnit *cu,
DWARFFormValue::SkipValue(form, data, &offset, cu);
}
}
+
+ return true;
+}
+
+DWARFAttributes DWARFDebugInfoEntry::GetAttributes(const DWARFUnit *cu,
+ Recurse recurse) const {
+ // FIXME: use ElaboratingDIEIterator to follow specifications/abstract
origins
+ // instead of maintaining our own worklist/seen list.
+
+ DWARFAttributes attributes;
+
+ llvm::SmallVector<DWARFDIE, 3> worklist;
+ worklist.emplace_back(cu, this);
+
+ // Keep track if DIEs already seen to prevent infinite recursion.
+ // Value of '3' was picked for the same reason that
+ // DWARFDie::findRecursively does.
+ llvm::SmallSet<DWARFDebugInfoEntry const *, 3> seen;
+ seen.insert(this);
+
+ while (!worklist.empty()) {
+ if (!::GetAttributes(cu, worklist, seen, attributes)) {
+ attributes.Clear();
+ break;
+ }
+
+ // We visited the current DIE already and were asked not to check the
+ // rest of the worklist. So bail out.
+ if (recurse == Recurse::no)
+ break;
+ }
----------------
Michael137 wrote:
Looks good :D
https://github.com/llvm/llvm-project/pull/123261
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