# Check for stdalign.h that conforms to C11.
-dnl Copyright 2011-2016 Free Software Foundation, Inc.
+dnl Copyright 2011-2019 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 that alignof yields a result consistent with offsetof.
This catches GCC bug 52023
- <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52023>. */
+ <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52023>. */
#ifdef __cplusplus
template <class t> struct alignof_helper { char a; t b; };
# define ao(type) offsetof (alignof_helper<type>, b)
|| (defined __APPLE__ && defined __MACH__ \
? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
: __GNUC__) \
- || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
- || __ICC || 0x5110 <= __SUNPRO_C \
+ || (__ia64 && (61200 <= __HP_cc || 61200 <= __HP_aCC)) \
+ || __ICC || 0x590 <= __SUNPRO_C || 0x0600 <= __xlC__ \
|| 1300 <= _MSC_VER)
struct alignas_test { char c; char alignas (8) alignas_8; };
char test_alignas[offsetof (struct alignas_test, alignas_8) == 8