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| author | Eddie Hung <eddie@fpgeh.com> | 2019-06-12 08:50:39 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-06-12 08:50:39 -0700 |
| commit | f7a9769c140f6a56e51d7384dfd8e76bf2aef66d (patch) | |
| tree | 4be49b8b30a03ac7d4deafaa7318de275d5c3a7f /backends/btor/btor.cc | |
| parent | ac2aff9e28a087a9a2697cd6ccf754af738903a7 (diff) | |
| parent | a91ea6612a73568782c80bd12ce2875353e2b5c5 (diff) | |
| download | yosys-f7a9769c140f6a56e51d7384dfd8e76bf2aef66d.tar.gz yosys-f7a9769c140f6a56e51d7384dfd8e76bf2aef66d.tar.bz2 yosys-f7a9769c140f6a56e51d7384dfd8e76bf2aef66d.zip | |
Merge remote-tracking branch 'origin/master' into xaig
Diffstat (limited to 'backends/btor/btor.cc')
| -rw-r--r-- | backends/btor/btor.cc | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc index 91f238fa5..511a11942 100644 --- a/backends/btor/btor.cc +++ b/backends/btor/btor.cc @@ -129,7 +129,13 @@ struct BtorWorker void export_cell(Cell *cell) { - log_assert(cell_recursion_guard.count(cell) == 0); + if (cell_recursion_guard.count(cell)) { + string cell_list; + for (auto c : cell_recursion_guard) + cell_list += stringf("\n %s", log_id(c)); + log_error("Found topological loop while processing cell %s. Active cells:%s\n", log_id(cell), cell_list.c_str()); + } + cell_recursion_guard.insert(cell); btorf_push(log_id(cell)); |