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RE: [PATCH 1/2] remove -floop-unroll-and-jam


> unroll-and-jam is new in GCC 6, right?  So you can remove the option completely.

The reason I left the flag around is that it was added in GCC 5:

commit 5240f96a55db98b04275fda34c891fbbc629b825
Author: mircea <mircea@138bc75d-0d04-0410-961f-82ee72b054a4>
Date:   Mon Nov 17 22:59:07 2014 +0000

    Support for unroll and jam optimization.

    git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217682




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