On Mon, Jun 2, 2014 at 12:18 AM, Mike Izbicki <mike.izbi...@gmail.com> wrote: >> Though for the gory details and authoritative answers I suppose you'd > have to look into the source code. > > Where would I find the code for this?
This is the GCC source code. There isn't one file that implements -ffast-math. -ffast-math expands to a set of other options, and then various bits and pieces of code tests whether those options are enabled. Ian
