Support FLINT 2.8.0

[mkoeppe]

flint-2.8.0-beta1 was released 2021-07-09 https://groups.google.com/g/sage-devel/c/EPoTzfCz3lg/m/aofwmlpWAAAJ

This ticket serves as the target ticket of the proposed portability testing workflow for FLINT (flintlib/flint#972)

A patch to arb is required.

Test ticket with the FLINT upgrade: #32211

Depends on #31525

CC: @dimpase @kiwifb @antonio-rojas

Component: packages: standard

Author: Matthias Koeppe

Branch/Commit: ff0c762

Reviewer: Dima Pasechnik

Issue created by migration from https://trac.sagemath.org/ticket/32175

[mkoeppe]

comment:3

With #32211 I am getting

[arb-2.19.0] epsilon_arg.c:15:1: error: static declaration of 'fmpz_kronecker' follows non-static declaration
[arb-2.19.0] fmpz_kronecker(const fmpz_t a, const fmpz_t b)
[arb-2.19.0] ^
[arb-2.19.0] /Users/mkoeppe/s/sage/sage-rebasing/worktree-rebase/.tox/local-homebrew-macos-minimal/local/include/flint/fmpz.h:648:15: note: previous declaration is here
[arb-2.19.0] FLINT_DLL int fmpz_kronecker(const fmpz_t a, const fmpz_t n);
[arb-2.19.0]               ^
[arb-2.19.0] 1 error generated.
[arb-2.19.0] make[6]: *** [../build/acb_modular/epsilon_arg.lo] Error 1

[mkoeppe]

Branch: u/mkoeppe/support_flint_2_8_0

[mkoeppe]

New commits:

2d4a805

build/pkgs/arb/patches: Add https://github.com/fredrik-johansson/arb/commit/b6c8032e2da1b19eb7c5a5f5c2f3372643e3d170

[mkoeppe]

Author: Matthias Koeppe

[mkoeppe]

Commit: 2d4a805

[mkoeppe]

comment:6

Tests with FLINT 2.8.0-rc2 on #31525 show no errors (with the arb patch included).
So it looks like with this ticket here we will be ready for systems shipping FLINT 2.8.x.

The actual upgrade in #31525 will need more work and can be delayed to Sage 9.5.

[dimpase]

comment:8

lgtm

[dimpase]

Reviewer: Dima Pasechnik

[kiwifb]

comment:9

Normally adding a patch requires a revision bump.

[sagetrac-git]

Changed commit from 2d4a805 to d8c9f4f

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. New commits:

d8c9f4f

build/pkgs/arb/package-version.txt: Bump patch level

[sagetrac-git]

Changed commit from d8c9f4f to ff0c762

[sagetrac-git]

Branch pushed to git repo; I updated commit sha1. This was a forced push. New commits:

ff0c762

build/pkgs/arb/package-version.txt: Bump patch level

[kiwifb]

comment:13

Good.

[vbraun]

Changed branch from u/mkoeppe/support_flint_2_8_0 to ff0c762