ia64: avoid set-but-not-used warning

diff --git a/ChangeLog b/ChangeLog
index 57f9f99..588b9ec 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2015-01-25  Andreas Schwab  <schwab@linux-m68k.org>
 
+       * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue):
+       Mark _retval as used.
+       (lll_futex_wake_unlock): Likewise.
+       (lll_futex_timed_wait_requeue_pi): Likewise.
+
        * sysdeps/unix/sysv/linux/m68k/coldfire/bits/atomic.h
        (atomic_compare_and_exchange_val_acq): Use uint32_t for the
        register variables.

diff --git a/sysdeps/unix/sysv/linux/ia64/lowlevellock.h b/sysdeps/unix/sysv/linux/ia64/lowlevellock.h
index 19a06a2..90d4cf3 100644 (file)
--- a/sysdeps/unix/sysv/linux/ia64/lowlevellock.h
+++ b/sysdeps/unix/sysv/linux/ia64/lowlevellock.h
@@ -117,6 +117,7 @@
                     __lll_private_flag (FUTEX_CMP_REQUEUE, private),        \
                     (int) (nr_wake), (int) (nr_move), (long) (mutex),       \
                     (int) val);                                             \
+   (void) _retval;                                                          \
    _r10 == -1;                                                              \
 })
 
@@ -127,6 +128,7 @@
                     __lll_private_flag (FUTEX_WAKE_OP, private),            \
                     (int) (nr_wake), (int) (nr_wake2), (long) (ftx2),       \
                     FUTEX_OP_CLEAR_WAKE_IF_GT_ONE);                         \
+   (void) _retval;                                                          \
    _r10 == -1;                                                              \
 })
 
@@ -142,6 +144,7 @@
    DO_INLINE_SYSCALL(futex, 5, (long) (futexp),                                      \
                     __lll_private_flag (__op, private),                      \
                     (val), (timespec), mutex);                               \
+   (void) _retval;                                                          \
    _r10 == -1;                                                               \
 })