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[gnulib.git] / lib / canonicalize-lgpl.c

diff --git a/lib/canonicalize-lgpl.c b/lib/canonicalize-lgpl.c
index c71721e..480a132 100644 (file)
--- a/lib/canonicalize-lgpl.c
+++ b/lib/canonicalize-lgpl.c
@@ -1,5 +1,5 @@
 /* Return the canonical absolute name of a given file.
-   Copyright (C) 1996-2009 Free Software Foundation, Inc.
+   Copyright (C) 1996-2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    This program is free software: you can redistribute it and/or modify
@@ -21,6 +21,10 @@
 
 #if !HAVE_CANONICALIZE_FILE_NAME || !FUNC_REALPATH_WORKS || defined _LIBC
 
+/* Don't use __attribute__ __nonnull__ in this compilation unit.  Otherwise gcc
+   optimizes away the name == NULL test below.  */
+#define _GL_ARG_NONNULL(params)
+
 /* Specification.  */
 #include <stdlib.h>