# Check for stdalign.h that conforms to C11.
-dnl Copyright 2011-2012 Free Software Foundation, Inc.
+dnl Copyright 2011-2013 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
/* Test _Alignas only on platforms where gnulib can help. */
#if \
- (__GNUC__ || __IBMC__ || __IBMCPP__ \
+ ((defined __cplusplus && 201103 <= __cplusplus) \
+ || __GNUC__ || __IBMC__ || __IBMCPP__ || __ICC \
|| 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],