diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 8d7bfba55e..aa5899bb96 100644 --- a/configure.in +++ b/configure.in @@ -1277,8 +1277,12 @@ AC_CACHE_CHECK(packed struct attribute, rb_cv_packed_struct, [rb_cv_packed_struct=yes], [rb_cv_packed_struct=no])]) if test "$rb_cv_packed_struct" = yes; then AC_DEFINE_UNQUOTED(PACKED_STRUCT, __attribute__((packed))) + AS_CASE(["$target_cpu"], + [x86*|x?86], [AC_DEFINE_UNQUOTED(PACKED_STRUCT_UNALIGNED, PACKED_STRUCT)], + [AC_DEFINE_UNQUOTED(PACKED_STRUCT_UNALIGNED,)]) else AC_DEFINE_UNQUOTED(PACKED_STRUCT,) + AC_DEFINE_UNQUOTED(PACKED_STRUCT_UNALIGNED,) fi AC_DEFUN([RUBY_CHECK_PRINTF_PREFIX], [ |