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-rw-r--r--lib/compress.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/compress.js b/lib/compress.js
index e9985540..578e73cc 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -8226,7 +8226,7 @@ merge(Compressor.prototype, {
if (compressor.option("side_effects")
&& can_drop
&& all(fn.body, is_empty)
- && (fn !== exp || fn_name_unused(fn, compressor))
+ && (fn === exp ? fn_name_unused(fn, compressor) : !has_default && !has_destructured)
&& !(is_arrow(fn) && fn.value)) {
return make_sequence(self, convert_args()).optimize(compressor);
}