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-rw-r--r--passes/opt/muxpack.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/passes/opt/muxpack.cc b/passes/opt/muxpack.cc
index 4b02df394..f01d5474d 100644
--- a/passes/opt/muxpack.cc
+++ b/passes/opt/muxpack.cc
@@ -62,7 +62,7 @@ struct ExclusiveDatabase
bool query(const SigSpec& sig1, const SigSpec& sig2) const
{
- // FIXME: O(N)
+ // FIXME: O(N^2)
for (auto bit1 : sig1.bits()) {
auto it = sig_cmp_prev.find(bit1);
if (it == sig_cmp_prev.end())