From 8a6f9977f659d350cca936b45cb8b441d5a67eeb Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Wed, 5 Jun 2019 09:14:12 +0200 Subject: [PATCH] Suppress driver-driver conflict warning for unknown cell types, fixes #1065 Signed-off-by: Clifford Wolf --- passes/opt/opt_clean.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/passes/opt/opt_clean.cc b/passes/opt/opt_clean.cc index 7011d4602..cfb0f788a 100644 --- a/passes/opt/opt_clean.cc +++ b/passes/opt/opt_clean.cc @@ -106,7 +106,7 @@ void rmunused_module_cells(Module *module, bool verbose) if (raw_bit.wire == nullptr) continue; auto bit = sigmap(raw_bit); - if (bit.wire == nullptr) + if (bit.wire == nullptr && ct_all.cell_known(cell->type)) driver_driver_logs[raw_sigmap(raw_bit)].push_back(stringf("Driver-driver conflict " "for %s between cell %s.%s and constant %s in %s: Resolved using constant.", log_signal(raw_bit), log_id(cell), log_id(it2.first), log_signal(bit), log_id(module))); -- 2.30.2