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Merge pull request #1611 from YosysHQ/mmicko/wrapcarry_fix 

Valid to have attribute starting with SB_CARRY.
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Miodrag Milanović 2020-01-05 20:21:04 +01:00 committed by GitHub
parent f8d5920a7e c5d28f5d6b
commit 2e0da68528
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2
techlibs/ice40/ice40_opt.cc
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@ -128,6 +128,8 @@ static void run_ice40_opts(Module *module)
new_attr.insert(std::make_pair(a.first, a.second));
else if (a.first.in(ID(SB_LUT4.name), ID::keep, ID(module_not_derived)))
continue;
else if (a.first.begins_with("\\SB_CARRY.\\"))
continue;
else
log_abort();
cell->attributes = std::move(new_attr);