diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7f580f046b..57ba33c190 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2016-08-30  Andreas Arnez  <arnez@linux.vnet.ibm.com>
+
+	* thread.c (tp_array_compar): Insert missing parentheses.
+
 2016-08-25  Andreas Arnez  <arnez@linux.vnet.ibm.com>
 
 	* xtensa-tdep.h (XTENSA_GDBARCH_TDEP_INSTANTIATE): Replace
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index aac52afdb4..8b4cdd5d79 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2016-08-30  Andreas Arnez  <arnez@linux.vnet.ibm.com>
+
+	* gdb.multi/tids.exp: Test "thread apply all".
+
 2016-08-29  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
 	* gdb.base/default.exp (tty): Remove.
diff --git a/gdb/testsuite/gdb.multi/tids.exp b/gdb/testsuite/gdb.multi/tids.exp
index 5d8701effb..12ce98ab0c 100644
--- a/gdb/testsuite/gdb.multi/tids.exp
+++ b/gdb/testsuite/gdb.multi/tids.exp
@@ -224,6 +224,12 @@ with_test_prefix "two inferiors" {
     thr_apply_info_thr "1.1-2 2.2-3" \
 	"1.1 1.2 2.2 2.3"
 
+    # All threads.
+    thread_apply "all" \
+	"2.3 2.2 2.1 1.3 1.2 1.1"
+    thread_apply "all -ascending" \
+	"1.1 1.2 1.3 2.1 2.2 2.3"
+
     # Now test using GDB convenience variables.
 
     gdb_test "p \$inf = 1" " = 1"
diff --git a/gdb/thread.c b/gdb/thread.c
index ab98777b44..a66a2b5338 100644
--- a/gdb/thread.c
+++ b/gdb/thread.c
@@ -1725,7 +1725,7 @@ tp_array_compar (const void *ap_voidp, const void *bp_voidp)
 
   if (a->inf->num != b->inf->num)
     {
-      return ((a->inf->num > b->inf->num) - (a->inf->num < b->inf->num)
+      return (((a->inf->num > b->inf->num) - (a->inf->num < b->inf->num))
 	      * (tp_array_compar_ascending ? +1 : -1));
     }