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Date:      Sat, 13 Jun 2026 16:06:49 +0000
From:      bugzilla-noreply@freebsd.org
To:        python@FreeBSD.org
Subject:   [Bug 296036] lang/python314: enable PGO + full LTO with LTO option
Message-ID:  <bug-296036-21822-fD8whR7Q0h@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-296036-21822@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=296036

Charlie Li <vishwin@freebsd.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
              Flags|maintainer-feedback?(python |maintainer-feedback+
                   |@FreeBSD.org)               |
                 CC|                            |vishwin@freebsd.org
         Resolution|---                         |Not Accepted
            Summary|lang/python314              |lang/python314: enable PGO
                   |                            |+ full LTO with LTO option
             Status|New                         |Closed

--- Comment #2 from Charlie Li <vishwin@freebsd.org> ---
PGO (--enable-optimizations) requires llvm-profdata which is not in the base
system. It is present in the LLVM ports but this would result in a circular
dependency, since oft-used parts of LLVM use Python to build (and sometimes
run).

Tail calls could be considered later, depending on which based-on-LLVM versions
are present in each supported base system.

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