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abc9_ops: -write_box is empty, output a dummy box to prevent ABC error

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This commit is contained in:
Eddie Hung 2020-01-15 13:14:48 -08:00
parent 38aa248385
commit 5a63c19747
4 changed files with 4 additions and 4 deletions
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passes/techmap/abc9_ops.cc
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@ -569,6 +569,9 @@ void write_box(RTLIL::Module *module, const std::string &src, const std::string
module->attributes.erase(it);
}
if (ofs.tellp() == 0)
ofs << "(dummy) 1 0 0 0";
ofs.close();
}