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authorPaul Eggert <eggert@cs.ucla.edu>2017-11-02 13:06:38 -0700
committerPaul Eggert <eggert@cs.ucla.edu>2017-11-02 13:21:33 -0700
commit6b08ad5263bc063c79666ffe2bd5ed9ab77a00a0 (patch)
treec31fb8bdc9d639cc96982aa4718d74f4cc0e0397 /lib-src/make-docfile.c
parenta9f8706fa8fba5289e910fd55841b0952410d558 (diff)
downloademacs-6b08ad5263bc063c79666ffe2bd5ed9ab77a00a0.tar.gz
Fix alignment portability problems
Do not assume that the natural alignment of Lisp objects is a multiple of GCALIGNMENT. This improves on the portability of the recent fix for Bug#29040. * lib-src/make-docfile.c (close_emacs_globals): * src/buffer.c (buffer_defaults, buffer_local_symbols): * src/lisp.h (DEFUN): * src/thread.c (main_thread): Use GCALIGNED, not alignas (GCALIGNMENT). * src/alloc.c (COMMON_MULTIPLE): Move back here from lisp.h, since it is no longer used elsewhere. * src/lisp.h (GCALIGNMENT): No longer a macro, since we need not worry about MSVC. Omit no-longer-needed consistency check. * src/thread.c (THREAD_ALIGNMENT): Remove.
Diffstat (limited to 'lib-src/make-docfile.c')
-rw-r--r--lib-src/make-docfile.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib-src/make-docfile.c b/lib-src/make-docfile.c
index 69c7f37a17a..0ea3f7b6b6a 100644
--- a/lib-src/make-docfile.c
+++ b/lib-src/make-docfile.c
@@ -668,7 +668,7 @@ close_emacs_globals (ptrdiff_t num_symbols)
"extern\n"
"#endif\n"
"struct {\n"
- " struct Lisp_Symbol alignas (GCALIGNMENT) s;\n"
+ " struct Lisp_Symbol GCALIGNED s;\n"
"} lispsym[%td];\n"),
num_symbols);
}