[rtems commit] arm: Fix set by but not used warning

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    f859d20ccf015478d0c93f296dec43629227a8bc
Changeset: http://git.rtems.org/rtems/commit/?id=f859d20ccf015478d0c93f296dec43629227a8bc

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Mon Dec 16 14:45:26 2013 +0100

arm: Fix set by but not used warning

---

 cpukit/score/cpu/arm/rtems/score/cpu.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/cpukit/score/cpu/arm/rtems/score/cpu.h b/cpukit/score/cpu/arm/rtems/score/cpu.h
index 205e41f..2d9b5d5 100644
--- a/cpukit/score/cpu/arm/rtems/score/cpu.h
+++ b/cpukit/score/cpu/arm/rtems/score/cpu.h
@@ -422,7 +422,8 @@ void _CPU_Context_Initialize(
      uint32_t _level;                       \
      uint32_t _error = _err;                \
      _CPU_ISR_Disable( _level );            \
-     __asm__ volatile ("mov r0, %0\n"           \
+     (void) _level;                         \
+     __asm__ volatile ("mov r0, %0\n"       \
                    : "=r" (_error)          \
                    : "0" (_error)           \
                    : "r0" );                \