# Does ASC 2.0 support tail call optimization?

**URL:** <https://forum.kirupa.com/t/does-asc-2-0-support-tail-call-optimization/329770>\
**Category:** flash\
**Created:** [October 13, 2012, 9:13pm UTC](https://forum.kirupa.com/t/does-asc-2-0-support-tail-call-optimization/329770 "2012-10-13T21:13:11Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![kadaj](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/kadaj/32/9061_2.png) [@kadaj](https://forum.kirupa.com/u/kadaj)\
**Post date:** [October 13, 2012, 9:13pm UTC](https://forum.kirupa.com/t/does-asc-2-0-support-tail-call-optimization/329770/1 "2012-10-13T21:13:11Z")

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Does the ActionScript Compiler v2.0 support tail call optimization? The features list at [bytearray.org](http://www.bytearray.org/?p=4789) says:

> Reduces function overhead by removing unnecessary activation records.

Thanks.