Do not claim that GCC predefines __POSIX__.

diff --git a/ChangeLog b/ChangeLog
index fee48a2591b266cf1e047e174850cc61c17b1112..dea30b06b694b1636e36ec5ac2249e724b295017 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-02-18  Joseph Myers  <joseph@codesourcery.com>
+
+       [BZ #4596]
+       * manual/conf.texi (_POSIX_VERSION): Do not mention __POSIX__.
+
 2012-02-18  David S. Miller  <davem@davemloft.net>
 
        * sysdeps/unix/sparc/sysdep.h (SPARC_PIC_THUNK): New macro.

diff --git a/NEWS b/NEWS
index 6b1c0248571e9175a1bfcebdc5be469bc89ed072..b4539a9793850a7e176ce4874e7ff66d234d07ee 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -9,10 +9,10 @@ Version 2.16
 
 * The following bugs are resolved with this release:
 
-  174, 350, 411, 3335, 4026, 4822, 5077, 5805, 6884, 6907, 9902, 10140,
-  10210, 11494, 12047, 13058, 13525, 13526, 13527, 13528, 13529, 13530,
-  13531, 13532, 13533, 13547, 13551, 13552, 13553, 13555, 13559, 13583,
-  13618
+  174, 350, 411, 3335, 4026, 4596, 4822, 5077, 5805, 6884, 6907, 9902,
+  10140, 10210, 11494, 12047, 13058, 13525, 13526, 13527, 13528, 13529,
+  13530, 13531, 13532, 13533, 13547, 13551, 13552, 13553, 13555, 13559,
+  13583, 13618
 
 * ISO C11 support:
 

diff --git a/manual/conf.texi b/manual/conf.texi
index 605e305071d9a4146823fdeffbc21ca56fe2175c..30499d9c65c477c98298c8b1cb8c11e3cdfbb368 100644 (file)
--- a/manual/conf.texi
+++ b/manual/conf.texi
@@ -248,11 +248,6 @@ by including @file{unistd.h} and then checking whether
 probably fail because there is no @file{unistd.h}.  We do not know of
 @emph{any} way you can reliably test at compilation time whether your
 target system supports POSIX or whether @file{unistd.h} exists.
-
-The GNU C compiler predefines the symbol @code{__POSIX__} if the target
-system is a POSIX system.  Provided you do not use any other compilers
-on POSIX systems, testing @code{defined (__POSIX__)} will reliably
-detect such systems.
 @end deftypevr
 
 @comment unistd.h