Import upstream version 1.29

[debian/tar] / gnu / stdalign.in.h

diff --git a/gnu/stdalign.in.h b/gnu/stdalign.in.h
index 6f1f4d540b6009ff612e9f2ca0b1dae643dec239..c6115b6dbe05f96ceaf8226e6a9bc176ee322661 100644 (file)
--- a/gnu/stdalign.in.h
+++ b/gnu/stdalign.in.h
@@ -1,8 +1,6 @@
-/* -*- buffer-read-only: t -*- vi: set ro: */
-/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
 /* A substitute for ISO C11 <stdalign.h>.
 
-   Copyright 2011-2014 Free Software Foundation, Inc.
+   Copyright 2011-2015 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -66,7 +64,9 @@
 #  define _Alignof(type) offsetof (struct { char __a; type __b; }, __b)
 # endif
 #endif
-#define alignof _Alignof
+#if ! (defined __cplusplus && 201103 <= __cplusplus)
+# define alignof _Alignof
+#endif
 #define __alignof_is_defined 1
 
 /* alignas (A), also known as _Alignas (A), aligns a variable or type
@@ -97,15 +97,21 @@
 #if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112
 # if defined __cplusplus && 201103 <= __cplusplus
 #  define _Alignas(a) alignas (a)
-# elif (__GNUC__ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
+# elif ((defined __APPLE__ && defined __MACH__                  \
+         ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__)                 \
+         : __GNUC__)                                            \
+        || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__        \
         || __ICC || 0x5110 <= __SUNPRO_C)
 #  define _Alignas(a) __attribute__ ((__aligned__ (a)))
 # elif 1300 <= _MSC_VER
 #  define _Alignas(a) __declspec (align (a))
 # endif
 #endif
-#if defined _Alignas || (defined __STDC_VERSION && 201112 <= __STDC_VERSION__)
+#if ((defined _Alignas && ! (defined __cplusplus && 201103 <= __cplusplus)) \
+     || (defined __STDC_VERSION && 201112 <= __STDC_VERSION__))
 # define alignas _Alignas
+#endif
+#if defined alignas || (defined __cplusplus && 201103 <= __cplusplus)
 # define __alignas_is_defined 1
 #endif