[ChangeLog]

* configure.in (GC_LISP_OBJECT_ALIGNMENT): Remove.
This is now done by src/alloc.c.
[src/ChangeLog]
* alloc.c: (GC_LISP_OBJECT_ARGUMENT):
Use offsetof, not __alignof__ or sizeof.  __alignof__ gives
the wrong answer on the x86 with GCC.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 3432652dbe5..c3e03c211f5 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -14,6 +14,9 @@
         Use int, not EMACS_INT, where int is wide enough.
         (inhibit_garbage_collection, Fgarbage_collect):
         Use ptrdiff_t, not int, to avoid needless 32-bit limit on 64-bit hosts.
+        (GC_LISP_OBJECT_ARGUMENT):
+        Use offsetof, not __alignof__ or sizeof.  __alignof__ gives
+        the wrong answer on the x86 with GCC.
         * bidi.c (bidi_mirror_char): Use EMACS_INT, not int, where
         int might not be wide enough.
         (bidi_cache_search, bidi_cache_find, bidi_init_it)