JuliaLang/julia — pull request #9126 by rfourquet (2014-11-23 14:48:25+00:00)
Title: faster randn with ifelse

Such a small change makes `randn` (all versions) faster by about 40-50 % (or more) on my machine. One week ago, I wanted to ask on the user list what was the point of `ifelse`, now I know!