diff options
Diffstat (limited to 'passes')
| -rw-r--r-- | passes/opt/opt_clean.cc | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/passes/opt/opt_clean.cc b/passes/opt/opt_clean.cc index f5bb40050..cac265a52 100644 --- a/passes/opt/opt_clean.cc +++ b/passes/opt/opt_clean.cc @@ -51,18 +51,18 @@ struct keep_cache_t if (cache.count(module)) return cache.at(module); - bool found_keep = false; - if (module->get_bool_attribute(ID::keep)) - found_keep = true; - else - for (auto cell : module->cells()) - if (query(cell, true /* ignore_specify */)) { - found_keep = true; - break; - } - cache[module] = found_keep; + cache[module] = true; + if (!module->get_bool_attribute(ID::keep)) { + bool found_keep = false; + for (auto cell : module->cells()) + if (query(cell, true /* ignore_specify */)) { + found_keep = true; + break; + } + cache[module] = found_keep; + } - return found_keep; + return cache[module]; } bool query(Cell *cell, bool ignore_specify = false) |