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| author | Eddie Hung <eddie@fpgeh.com> | 2019-05-25 20:50:47 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-05-25 20:50:47 -0700 |
| commit | 73c98f2ae2b302d859043853cf2286ac5e19f258 (patch) | |
| tree | 8a71f9b3213c44f672617e088463929db83a7301 /backends/btor/btor.cc | |
| parent | ca5774ed40db8dafe3696deb9fe9827d7196d7bf (diff) | |
| parent | a90eec12c96cd58d2807bd15e7331d987ecaa4bb (diff) | |
| download | yosys-73c98f2ae2b302d859043853cf2286ac5e19f258.tar.gz yosys-73c98f2ae2b302d859043853cf2286ac5e19f258.tar.bz2 yosys-73c98f2ae2b302d859043853cf2286ac5e19f258.zip | |
Merge remote-tracking branch 'origin/master' into xc7mux
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)); |