host-linux.c (linux_gt_pch_use_address): Don't use SSIZE_MAX because it is not always defined.

2014-02-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * gcc/config/host-linux.c (linux_gt_pch_use_address): Don't
        use SSIZE_MAX because it is not always defined.

From-SVN: r207488

gcc/ChangeLog

+2014-02-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>
+
+	* gcc/config/host-linux.c (linux_gt_pch_use_address): Don't
+	use SSIZE_MAX because it is not always defined. 
+
 2014-02-04  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR bootstrap/59913

gcc/config/host-linux.c

@@ -212,7 +212,7 @@ linux_gt_pch_use_address (void *base, size_t size, int fd, size_t offset)
     {
       ssize_t nbytes;
 
-      nbytes = read (fd, base, MIN (size, SSIZE_MAX));
+      nbytes = read (fd, base, MIN (size, (size_t)-1 >> 1));
       if (nbytes <= 0)
         return -1;
       base = (char *) base + nbytes;