Gentoo Archives: gentoo-dev

From: "Andreas K. Huettel" <dilfridge@g.o>
To: gentoo-dev@l.g.o
Cc: Toolchain <toolchain@g.o>
Subject: [gentoo-dev] Getting glibc-2.26 stable
Date: Fri, 16 Feb 2018 20:04:23
Message-Id: 3547197.MZPX3oktKD@pinacolada
1 Hey all,
2
3 now that upstream has already released glibc-2.27, we should think about
4 getting glibc-2.26 stable soon. That, however, means work for all of us.
5
6 Typical problems:
7
8 * Build failures because xlocale.h is gone
9 https://bugs.gentoo.org/638010
10 Fix: include locale.h instead
11
12 * Build failures, undefined reference to 'minor' / 'major'
13 https://bugs.gentoo.org/575232
14 Fix: additionally include sys/sysmacros.h
15 No, we can't delay this further; the inclusion is (finally)
16 also upstream gone in 2.28. Everything we fix now will for
17 sure save us trouble later.
18
19 * Build failures because of missing rpc support in glibc
20 https://bugs.gentoo.org/381391
21 See the following wiki page for information:
22 https://wiki.gentoo.org/wiki/Project:Toolchain/RPC_implementation
23
24 * Build failures because of missing NIS support
25 After fixing rpc support, add a dependency on net-libs/libnsl
26 (unconditionally).
27
28 * Some internal type definitions have changed, which may lead
29 to more obscure build problems (rare).
30
31 Please test and fix bugs!!!
32
33 If you want to update your otherwise stable system, please
34 keyword the following (otherwise you'll get blockers):
35
36 ~sys-libs/glibc-2.26
37 =net-libs/libnsl-1*
38 =net-libs/rpcsvc-proto-1*
39
40 This should be safe for amd64 and x86; for other arches it doesn't hurt to ask
41 in #gentoo-toolchain or test in a chroot first. DON'T UPGRADE WITH MIPS OR
42 SPARC YET.
43
44 Feel free to try emerging sys-libs/glibc with FEATURES=test
45 (that takes a while). On amd64/x86, nearly all of the ~4000 tests succeed; I
46 know of the following problems:
47 * elf/tst-prelink-cmp fails, still needs analysis
48 * only with gcc-7.3.0, six tests math/test-?float128* fail (with my CFLAGS)
49 This is a gcc regression (miscompilation of truncf128), already submitted
50 upstream.
51 In any case, I think this still looks nice:
52 Summary of test results:
53 7 FAIL
54 4109 PASS
55 11 UNSUPPORTED
56 29 XFAIL
57 2 XPASS
58 Other arches may show more test failures; please file separate bugs per arch;
59 see https://bugs.gentoo.org/634988#c1 for what is needed for a useful report.
60
61 Stabilization tracker (fresh and largely yet empty):
62 https://bugs.gentoo.org/show_bug.cgi?id=glibc-2.26-stable
63
64 General issue tracker:
65 https://bugs.gentoo.org/show_bug.cgi?id=glibc-2.26
66
67 Cheers,
68 Andreas
69
70 --
71 Andreas K. Hüttel
72 dilfridge@g.o
73 Gentoo Linux developer
74 (council, toolchain, perl, libreoffice, comrel)

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