stdalign: doc fix

* doc/posix-headers/stdalign.texi (stdalign.h):
Gnulib doesn't support '_Alignof expr'.

diff --git a/ChangeLog b/ChangeLog
index 768f3a7..348e091 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2013-03-30  Paul Eggert  <eggert@cs.ucla.edu>
+
+       stdalign: doc fix
+       * doc/posix-headers/stdalign.texi (stdalign.h):
+       Gnulib doesn't support '_Alignof expr'.
+
 2013-03-29  Paul Eggert  <eggert@cs.ucla.edu>
 
        stdalign: port to stricter ISO C11

diff --git a/doc/posix-headers/stdalign.texi b/doc/posix-headers/stdalign.texi
index cad83f6..036560d 100644 (file)
--- a/doc/posix-headers/stdalign.texi
+++ b/doc/posix-headers/stdalign.texi
@@ -28,9 +28,7 @@ Portability problems not fixed by Gnulib:
 In ISO C11, the operand of @code{alignof}/@code{_Alignof} must be a
 parenthesized type.  Recent versions of GCC support an extension in
 which the operand can also be a unary expression, as with
-@code{sizeof}.  We don't know of any compilers that support
-@code{alignof}/@code{_Alignof} without also supporting this extension;
-if you find one please let us know.
+@code{sizeof}.  The Gnulib substitute does not support this extension.
 @item
 @code{_Alignas} and @code{alignas} are not always supported;
 on platforms lacking support, the