From 88d5997c80e5c2bebb479f76b123899c6de48c57 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Tue, 18 Feb 2020 14:31:24 -0800 Subject: [PATCH] abc9_ops: suppress -prep_box warning for abc9_flop --- passes/techmap/abc9_ops.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/passes/techmap/abc9_ops.cc b/passes/techmap/abc9_ops.cc index e46ad0a02..cffcc189e 100644 --- a/passes/techmap/abc9_ops.cc +++ b/passes/techmap/abc9_ops.cc @@ -670,7 +670,7 @@ void prep_box(RTLIL::Design *design, bool dff_mode) ss << std::endl; auto &t = timing.setup_module(module).comb; - if (t.empty()) + if (!abc9_flop && t.empty()) log_warning("(* abc9_box *) module '%s' has no timing (and thus no connectivity) information.\n", log_id(module)); for (const auto &o : outputs) { -- 2.30.2