a92d14df by Amin Bandali

Fix bug that crept in d8cd05b7

1 parent fac4e3c3
......@@ -97,7 +97,7 @@ public Object visit(ExprBinary x) {
if (isFieldAccess(x)) {
PrimSig s = getFirstPrimSig(x.left);
if (!(s.builtin || isUsedInOpen(s)))
candidates.put(s, true);
candidates.putIfAbsent(s, true);
}
}
else {
......