X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstdio.in.h;h=d945d5cebb021da9c654a9a43f9966e41c43c955;hb=12335899d0089131d854aa1b074f0c4d841dff42;hp=c345499a5381016a53502eaaf0b813a26002f23a;hpb=e728a1bedbe018a07f8fcb54661128b14fd17fd0;p=gnulib.git

diff --git a/lib/stdio.in.h b/lib/stdio.in.h
index c345499a5..d945d5ceb 100644
--- a/lib/stdio.in.h
+++ b/lib/stdio.in.h
@@ -579,13 +579,23 @@ _GL_CXXALIAS_SYS (fwrite, size_t,
    <http://sources.redhat.com/bugzilla/show_bug.cgi?id=11959>,
    which sometimes causes an unwanted diagnostic for fwrite calls.
    This affects only function declaration attributes under certain
-   versions of gcc, and is not needed for C++.  */
+   versions of gcc and clang, and is not needed for C++.  */
 #  if (0 < __USE_FORTIFY_LEVEL                                          \
        && __GLIBC__ == 2 && 4 <= __GLIBC_MINOR__ && __GLIBC_MINOR__ <= 15 \
        && 3 < __GNUC__ + (4 <= __GNUC_MINOR__)                          \
        && !defined __cplusplus)
 #   undef fwrite
-#   define fwrite(a, b, c, d) ({size_t __r = fwrite (a, b, c, d); __r; })
+#   undef fwrite_unlocked
+extern size_t __REDIRECT (rpl_fwrite,
+                          (const void *__restrict, size_t, size_t,
+                           FILE *__restrict),
+                          fwrite);
+extern size_t __REDIRECT (rpl_fwrite_unlocked,
+                          (const void *__restrict, size_t, size_t,
+                           FILE *__restrict),
+                          fwrite_unlocked);
+#   define fwrite rpl_fwrite
+#   define fwrite_unlocked rpl_fwrite_unlocked
 #  endif
 # endif
 _GL_CXXALIASWARN (fwrite);