On Wed, 2010-05-12 at 15:32 -0500, Morgan, Austin wrote: > It is a gcc optimization added in 4.5. It stands for Linker Time Optimization. It stands for Link Time Optimization actually :) More about it here: http://gcc.gnu.org/wiki/LinkTimeOptimization Mathieu -- Mathieu Lacage <mathieu.lacage at sophia.inria.fr> Tel: +33 4 9238 5056