Optimizations done by -fprofile-use

[Ian Lance Taylor]

Asif Musthafa <asifmusthafa@gmail.com> writes:

> I am not looking for the gcc options getting enabled by the flag. But,
> the actual tweaking happened on my app. Something like which all
> branches got rearranged etc. Is it possible to get that level of
> information?

Not in a useful form.

You can use -fdump-tree-all -fdump-rtl-all and look at the generated
dump files for the branch probabilities.

Ian