Update.

1999-10-27  Andreas Jaeger  <aj@suse.de>

	* stdlib/rand_r.c (rand_r): Really use 31 bits, the result was
	shifted a bit too much.
	Reported by Eugen Dedu <dedu@ese-metz.fr>.

diff --git a/ChangeLog b/ChangeLog
index 44f685b971f055d4c29e24aa4392919ac3a17ced..5baadb5f8339e815edfd75935d99cb1be8a036a2 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+1999-10-27  Andreas Jaeger  <aj@suse.de>
+
+       * stdlib/rand_r.c (rand_r): Really use 31 bits, the result was
+       shifted a bit too much.
+       Reported by Eugen Dedu <dedu@ese-metz.fr>.
+
 1999-10-25  Ulrich Drepper  <drepper@cygnus.com>
 
        * resolv/gethnamaddr.c: Account bytes needed for alignment in

diff --git a/stdlib/rand_r.c b/stdlib/rand_r.c
index 3e0b8b2bc0f242b6c14072585e469c40d387a165..00c619a830ad0120d686bfa4f52afcbbfef0a91c 100644 (file)
--- a/stdlib/rand_r.c
+++ b/stdlib/rand_r.c
@@ -1,5 +1,5 @@
 /* Reentrant random function frm POSIX.1c.
-   Copyright (C) 1996 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -35,7 +35,7 @@ rand_r (unsigned int *seed)
 
   next *= 1103515245;
   next += 12345;
-  result <<= 11;
+  result <<= 10;
   result ^= (unsigned int) (next / 65536) % 1024;
 
   next *= 1103515245;