http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57756

--- Comment #2 from graham.stott at btinternet dot com ---
All,

This patch broke MIPS builds. The opth-gen.awk 
changes deleted the #define for target_flags_explicit

Restoring the old #define does allow MIPS  to build again. I did check
if this will then break any other backend.
>From gcc-bugs-return-431920-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Wed Oct 16 11:25:33 2013
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References: <bug-57756-4@http.gcc.gnu.org/bugzilla/> <bug-57756-4-86yURTjNxi@http.gcc.gnu.org/bugzilla/>
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Date: Wed, 16 Oct 2013 11:25:00 -0000
From: Graham Stott <graham.stott@btinternet.com>
Reply-To: Graham Stott <graham.stott@btinternet.com>
Subject: Re: [Bug target/57756] Function target attribute is retaining  state of previously seen function
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All,
 
This patch broke MIPS builds. The opth-gen.awk 
changes deleted the #define for target_flags_explicit

Restoring the old #define does allow MIPS  to build again. I did check
if this will then break any other backend.