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Wed, 1 Apr 2026 07:07:14 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: numerics@FreeBSD.org Subject: [Bug 216865] math powl(3) uses a poor algorithm due to clang kludge Date: Wed, 01 Apr 2026 07:07:15 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: standards X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: lwhsu@FreeBSD.org X-Bugzilla-Status: Closed X-Bugzilla-Resolution: FIXED X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: numerics@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: resolution bug_status cc Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Discussions of high quality implementation of libm functions List-Archive: https://lists.freebsd.org/archives/freebsd-numerics List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-numerics@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D216865 Li-Wen Hsu changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|New |Closed CC| |lwhsu@FreeBSD.org --- Comment #1 from Li-Wen Hsu --- The imprecise powl() implementation in lib/msun/src/imprecise.c, which simp= ly delegated to pow() (double precision), was replaced by a long double algori= thm. In src 123afd01341cc509893fea71afcc90b7b3b668b4 (2018-07-15), full-precision powl() implementations were imported from OpenBSD and added as lib/msun/ld80/e_powl.c and lib/msun/ld128/e_powl.c. The stub in imprecise.c= was removed at the same time. Subsequently, imprecise.c itself was disconnected from the build entirely in src d47b524eadb5a87506fe6ae03febbf72fad2ee06 . --=20 You are receiving this mail because: You are the assignee for the bug.=