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Diffstat (limited to 'src/main/stanza/passes.stanza')
| -rw-r--r-- | src/main/stanza/passes.stanza | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/main/stanza/passes.stanza b/src/main/stanza/passes.stanza index 1280e379..33ef666c 100644 --- a/src/main/stanza/passes.stanza +++ b/src/main/stanza/passes.stanza @@ -1619,7 +1619,8 @@ public defn expand-whens (c:Circuit) -> Circuit : val referenced? = HashTable<Symbol,True>(symbol-hash) for x in table do : mark-referenced(referenced?,value(x)) - referenced?[key(x)] = true + if value(x) != SVNul() : + referenced?[key(x)] = true for x in decs do : mark-referenced(referenced?,x) val decs* = Vector<Stmt>() |