Announce: GNU MPFR 4.1.1 is released

Vincent Lefevre vincent at
Thu Nov 17 19:09:36 CET 2022

GNU MPFR 4.1.1 ("épinards à la crème", patch level 1), a C library for
multiple-precision floating-point computations with correct rounding,
is now available for download from the MPFR web site:

and from the GNU FTP site:

Thanks very much to those who sent us bug reports and/or tested the
release candidate.

The SHA1 digests:
2d1f9c56ca2f0b02e7cf604a0c055edfd6a1e000  mpfr-4.1.1.tar.bz2
d57ccbe1bb6a5fa69538abcf56684cf95a63b162  mpfr-4.1.1.tar.gz
2355e921d6c97c898cfe7a57dd7e72725f1fded4  mpfr-4.1.1.tar.xz

The SHA256 digests:
85fdf11614cc08e3545386d6b9c8c9035e3db1e506211a45f4e108117fe3c951  mpfr-4.1.1.tar.bz2
9cbed5d0af0d9ed5e9f8dd013e17838eb15e1db9a6ae0d371d55d35f93a782a7  mpfr-4.1.1.tar.gz
ffd195bd567dbaffc3b98b23fd00aad0537680c9896171e44fe3ff79e28ac33d  mpfr-4.1.1.tar.xz

The signatures:

Each tarball is signed by Vincent Lefèvre. This can be verified using
the GPG key ID 5831D11A0D4DB02A; this key can be retrieved with:

  gpg --recv-keys 5831D11A0D4DB02A

or by downloading it from <>.
The key fingerprint is:

  A534 BE3F 83E2 41D9 1828  0AEB 5831 D11A 0D4D B02A

The signatures can be verified with: gpg --verify <file.asc>
You should check that the key fingerprint matches.

Changes from version 4.1.0 to version 4.1.1:
- Bug fixes (see <> and/or the
  ChangeLog file), in particular for macros implementing functions.
- Improved manual formatting.

You can send success and failure reports to <mpfr at>, and give
us the canonical system name (by running the "./config.guess" script),
the processor and the compiler version, in order to complete the
"Platforms Known to Support MPFR" section of the MPFR 4.1.1 web page.


Vincent Lefèvre <vincent at> - Web: <>
100% accessible validated (X)HTML - Blog: <>
Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)

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