Theano/Theano — pull request #1639 by nouiz (2013-12-05 15:41:47+00:00)
Title: Always use the march flags. It was use only when we detect it, so the fi...

...rst time

As a side effect don't always loop over user provided cxx flags always when it contain march.

This lower the number of compilation and help to don't get the compile lock for following compilation of the same graph!