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share: fix infinite loop in find_terminal_bits on $mux loop

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Emil J. Tywoniak 2025-02-12 10:16:44 +01:00
parent f445479374
commit 01d2bfcf00
1 changed files with 1 additions and 1 deletions
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2
passes/opt/share.cc
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@ -87,7 +87,7 @@ struct ShareWorker
queue_bits.clear();
for (auto &pbit : portbits) {
if (pbit.cell->type == ID($mux) || pbit.cell->type == ID($pmux)) {
if ((pbit.cell->type == ID($mux) || pbit.cell->type == ID($pmux)) && visited_cells.count(pbit.cell) == 0) {
pool<RTLIL::SigBit> bits = modwalker.sigmap(pbit.cell->getPort(ID::S)).to_sigbit_pool();
terminal_bits.insert(bits.begin(), bits.end());
queue_bits.insert(bits.begin(), bits.end());