fix corner case in booleans & inline (#5229)

fixes #5228

lib/compress.js

@@ -12789,6 +12789,7 @@ Compressor.prototype.compress = function(node) {
             var inlined = self.expression.try_inline(compressor, scope);
             if (!inlined) return;
             scan_local_returns(inlined, function(node) {
+                node.in_bool = false;
                 var value = node.value;
                 if (op == "void") {
                     if (!value) return;