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define: DUK_USE_REGEXP_CANON_BITMAP
introduced: 2.2.0
default: true
tags:
- performance
- unicode
description: >
Use a small lookup table (footprint impact is ~300-400 bytes) to speed up
case insensitive RegExp canonicalization. The result is still much slower
than with DUK_USE_REGEXP_CANON_WORKAROUND but ~50x faster than without the
lookup.