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authorLudovic Courtès <ludo@gnu.org>2009-11-15 20:53:21 +0100
committerLudovic Courtès <ludo@gnu.org>2009-11-16 09:23:47 +0100
commit1119e493687ad4a0a2b1375cdad423dba3dda9ab (patch)
treeead990efd28366d68274fe8aaa7685ed25fb10b3 /libguile/objcodes.c
parent3452e6667f9c9a83004a38ed146d26aed8c17754 (diff)
downloadguile-1119e493687ad4a0a2b1375cdad423dba3dda9ab.tar.gz
Use Gnulib's `alignof' module.
* m4/gnulib-cache.m4: Use `alignof'. * libguile/objcodes.c (scm_c_make_objcode_slice): Use `alignof_type'.
Diffstat (limited to 'libguile/objcodes.c')
-rw-r--r--libguile/objcodes.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/libguile/objcodes.c b/libguile/objcodes.c
index be3423271..de3a308e5 100644
--- a/libguile/objcodes.c
+++ b/libguile/objcodes.c
@@ -27,6 +27,7 @@
#include <sys/stat.h>
#include <sys/types.h>
#include <assert.h>
+#include <alignof.h>
#include "_scm.h"
#include "vm-bootstrap.h"
@@ -119,11 +120,10 @@ scm_c_make_objcode_slice (SCM parent, const scm_t_uint8 *ptr)
scm_from_uint32 (parent_data->len),
scm_from_uint32 (parent_data->metalen)));
-#ifdef __GNUC__ /* we need `__alignof__' */
/* Make sure bytecode for the objcode-meta is suitable aligned. Failing to
do so leads to SIGBUS/SIGSEGV on some arches (e.g., SPARC). */
- assert ((((scm_t_bits) ptr) & (__alignof__ (struct scm_objcode) - 1UL)) == 0);
-#endif
+ assert ((((scm_t_bits) ptr) &
+ (alignof_type (struct scm_objcode) - 1UL)) == 0);
data = (struct scm_objcode*)ptr;
if (data->base + data->len + data->metalen > parent_data->base + parent_data->len + parent_data->metalen)