rails/rails — pull request #7052 by rstacruz (2012-07-14 08:13:52+00:00)
Title: Faster rake asset:precompile:all

Make asset:precompile:all faster by not re-invoking the Rake environment.

There's a comment here about needing it, but since the digest assets should be identical to the non-digest assets, there shouldn't be a problem re-using the compilation cache.