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abc9_ops: suppress -prep_box warning for abc9_flop

This commit is contained in:
Eddie Hung 2020-02-18 14:31:24 -08:00
parent 376319dc8d
commit 88d5997c80
1 changed files with 1 additions and 1 deletions
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2
passes/techmap/abc9_ops.cc
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@ -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) {