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Replace assert in xaiger with more useful error message

This commit is contained in:
Dan Ravensloft 2021-03-10 19:31:55 +00:00 committed by Marcelina Kościelnicka
parent 26e01a67db
commit 83fc5cc28b
1 changed files with 2 additions and 1 deletions
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3
backends/aiger/xaiger.cc
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@ -432,7 +432,8 @@ struct XAigerWriter
// that has been padded to its full width
if (bit == State::Sx)
continue;
log_assert(!aig_map.count(bit));
if (aig_map.count(bit))
log_error("Visited AIG node more than once; this could be a combinatorial loop that has not been broken - see Yosys bug 2530\n");
aig_map[bit] = 2*aig_m;
}