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| author | Jörg Frings-Fürst <debian@jff.email> | 2026-03-10 13:24:07 +0100 |
|---|---|---|
| committer | Jörg Frings-Fürst <debian@jff.email> | 2026-03-10 13:24:07 +0100 |
| commit | cfd1f17f1a85d95ea12bca8dae42add7dad1ad11 (patch) | |
| tree | 8016486f8ee7157213f2d09ff2491bfa9c94638a /lib/flexmember.h | |
| parent | 14e4d584d0121031ec40e6c35869745f1747ff29 (diff) | |
| parent | 1403307d6e2fb4e7b5d97a35f40d1e95134561ab (diff) | |
Merge branch 'release/debian/1.4.2-1'HEADdebian/1.4.2-1master
Diffstat (limited to 'lib/flexmember.h')
| -rw-r--r-- | lib/flexmember.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/flexmember.h b/lib/flexmember.h index 6ef66a32..26ec3564 100644 --- a/lib/flexmember.h +++ b/lib/flexmember.h @@ -1,6 +1,6 @@ /* Sizes of structs with flexible array members. - Copyright 2016-2024 Free Software Foundation, Inc. + Copyright 2016-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -28,11 +28,12 @@ #include <stddef.h> /* Nonzero multiple of alignment of TYPE, suitable for FLEXSIZEOF below. - On older platforms without _Alignof, use a pessimistic bound that is + If _Alignof might not exist or might not work correctly on + structs with flexible array members, use a pessimistic bound that is safe in practice even if FLEXIBLE_ARRAY_MEMBER is 1. - On newer platforms, use _Alignof to get a tighter bound. */ + Otherwise, use _Alignof to get a tighter bound. */ -#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112 +#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112 || defined _Alignof # define FLEXALIGNOF(type) (sizeof (type) & ~ (sizeof (type) - 1)) #else # define FLEXALIGNOF(type) _Alignof (type) |