* cas_n.c (libat_compare_exchange): Add missing cast.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217536 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index 609779f..21f4856 100644 (file)
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,3 +1,7 @@
+2014-11-13  Andrew Waterman <waterman@cs.berkeley.edu>
+
+       * cas_n.c (libat_compare_exchange): Add missing cast.
+
 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 
        PR target/63610

diff --git a/libatomic/cas_n.c b/libatomic/cas_n.c
index 801262d..a885afa 100644 (file)
--- a/libatomic/cas_n.c
+++ b/libatomic/cas_n.c
@@ -70,7 +70,7 @@ SIZE(libat_compare_exchange) (UTYPE *mptr, UTYPE *eptr, UTYPE newval,
       mask = -1;
     }
 
-  weval = *eptr << shift;
+  weval = (UWORD)*eptr << shift;
   wnewval = (UWORD)newval << shift;
   woldval = __atomic_load_n (wptr, __ATOMIC_RELAXED);
   do