stdint: document issues with int_fast8_t etc.

* doc/posix-headers/stdint.texi (stdint.h): Say that other
stdint.h substitutes may define these types differently.  See
<http://lists.gnu.org/archive/html/bug-gnulib/2012-05/msg00071.html>.

diff --git a/ChangeLog b/ChangeLog
index f7d81ba..3b9037c 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2012-05-06  Paul Eggert  <eggert@cs.ucla.edu>
+
+       stdint: document issues with int_fast8_t etc.
+       * doc/posix-headers/stdint.texi (stdint.h): Say that other
+       stdint.h substitutes may define these types differently.  See
+       <http://lists.gnu.org/archive/html/bug-gnulib/2012-05/msg00071.html>.
+
 2012-05-05  Bruno Haible  <bruno@clisp.org>
 
        nanosleep: Avoid guessing wrong when cross-compiling to Linux.

diff --git a/doc/posix-headers/stdint.texi b/doc/posix-headers/stdint.texi
index be19269..aeae7d5 100644 (file)
--- a/doc/posix-headers/stdint.texi
+++ b/doc/posix-headers/stdint.texi
@@ -40,6 +40,8 @@ Portability problems not fixed by Gnulib:
 @item
 @code{@{uint,int@}_fast@{8,16,32,64@}_t} may not correspond to the fastest
 types available on the system.
+Other @code{<stdint.h>} substitutes may define these types differently,
+so public header files should avoid these types.
 @item
 Macros are used instead of typedefs.
 @item