JuliaLang/julia — pull request #6858 by ArchRobison (2014-05-15 19:52:00+00:00)
Title: Fix type-stability issue in example life_rule.

I was using the life example from the documentation for a benchmark and discovered that method table lookup was being flogged hard, because of ?: operations that mix Bool and Int. This PR fixes the issue, knocking off about 25% of the execution time.