Changeset 55071 in vbox

Timestamp:

Apr 1, 2015 1:09:10 PM (10 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

99362

Message:

iprt/cdefs: use this magic with gcc >= 4.4 as it may trigger the generation of static initializers with older compilers, see xtracker 7775

File:

• trunk/include/iprt/cdefs.h (modified) (4 diffs)

trunk/include/iprt/cdefs.h

@@ -1534 +1534 @@
  * compiler stuff and thus can use variables in arrays the structure may
  * contain. This is useful to determine the sizes of structures ending
- * with a variable length field.
+ * with a variable length field. For gcc >= 4.4 see @bugref{7775}.
  *
  * @returns offset into the structure of the specified member. signed.
@@ -1540 +1540 @@
  * @param   member  Member.
  */
-#if defined(__GNUC__) && defined(__cplusplus) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
+#if defined(__GNUC__) && defined(__cplusplus) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
 # define RT_OFFSETOF(type, member)              ( (int)(uintptr_t)&( ((type *)(void *)0x1000)->member) - 0x1000 )
 #else
@@ -1552 +1552 @@
  * compiler stuff and thus can use variables in arrays the structure may
  * contain. This is useful to determine the sizes of structures ending
- * with a variable length field.
+ * with a variable length field. For gcc >= 4.4 see @bugref{7775}.
  *
  * @returns offset into the structure of the specified member. unsigned.
@@ -1558 +1558 @@
  * @param   member  Member.
  */
-#if defined(__GNUC__) && defined(__cplusplus) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
+#if defined(__GNUC__) && defined(__cplusplus) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
 # define RT_UOFFSETOF(type, member)             ( (uintptr_t)&( ((type *)(void *)0x1000)->member) - 0x1000 )
 #else