X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstdalign.m4;h=a866ff670b124c480a3c48ed924884ef77d41356;hb=6e5f53c09490a510344a65d26f5e3989a048fcdf;hp=3d7993dbec8bb5af429f497842b7ce0bf8bfde37;hpb=9fc81090f6c5590bd1b0e0fa5087577a2ee43a3e;p=gnulib.git

diff --git a/m4/stdalign.m4 b/m4/stdalign.m4
index 3d7993dbe..a866ff670 100644
--- a/m4/stdalign.m4
+++ b/m4/stdalign.m4
@@ -33,8 +33,9 @@ AC_DEFUN([gl_STDALIGN_H],
             #if \
                 (__GNUC__ || __IBMC__ || __IBMCPP__ \
                  || 0x5110 <= __SUNPRO_C || 1300 <= _MSC_VER)
-              int alignas (8) alignas_int = 1;
-              char test_alignas[_Alignof (alignas_int) == 8 ? 1 : -1];
+              struct alignas_test { char c; char alignas (8) alignas_8; };
+              char test_alignas[offsetof (struct alignas_test, alignas_8) == 8
+                                ? 1 : -1];
             #endif
           ]])],
        [gl_cv_header_working_stdalign_h=yes],