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[FIRRTL][CheckCombCycles] Use range-based loop to traverse op users, NFC
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@ -245,11 +245,10 @@ public:
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// Only `data` or `rdata` subfield is combinationally connected to `addr`
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// subfield. Find the corresponding subfield op.
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auto users = subfield.input().getUsers();
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for (auto it = users.begin(), e = users.end(); it != e; ++it) {
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auto currentSubfield = dyn_cast<SubfieldOp>(*it);
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for (auto user : subfield.input().getUsers()) {
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auto currentSubfield = dyn_cast<SubfieldOp>(user);
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if (!currentSubfield) {
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it->emitOpError("MemOp must be used by SubfieldOp, please run "
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user->emitOpError("MemOp must be used by SubfieldOp, please run "
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"-firrtl-lower-types first");
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return;
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}
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