[Gmp-commit] /var/hg/gmp: (seed_from_tod): Make shift well-defined.

[mercurial at gmplib.org]

details:   /var/hg/gmp/rev/e121607cb19e
changeset: 17152:e121607cb19e
user:      Torbjorn Granlund <tg at gmplib.org>
date:      Thu Dec 01 22:58:00 2016 +0100
description:
(seed_from_tod): Make shift well-defined.

diffstat:

 tests/misc.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r 1422270ad081 -r e121607cb19e tests/misc.c
--- a/tests/misc.c	Thu Dec 01 15:53:31 2016 +0100
+++ b/tests/misc.c	Thu Dec 01 22:58:00 2016 +0100
@@ -83,7 +83,7 @@
 #if HAVE_GETTIMEOFDAY
   struct timeval  tv;
   gettimeofday (&tv, NULL);
-  seed = tv.tv_sec ^ (tv.tv_usec << 12);
+  seed = tv.tv_sec ^ ((unsigned long) tv.tv_usec << 12);
   seed &= 0xffffffff;
 #else
   time_t  tv;