Merge pull request opencv#9142 from alalek:vzeroupper_guard_unused_warning

alalek · alalek · commit 9b9e685dbcfb · 2017-07-12T16:44:00.000Z
diff --git a/modules/core/include/opencv2/core/cv_cpu_dispatch.h b/modules/core/include/opencv2/core/cv_cpu_dispatch.h
@@ -108,7 +108,7 @@ struct VZeroUpperGuard {
 #endif
     inline ~VZeroUpperGuard() { _mm256_zeroupper(); }
 };
-#define __CV_AVX_GUARD VZeroUpperGuard __vzeroupper_guard;
+#define __CV_AVX_GUARD VZeroUpperGuard __vzeroupper_guard; (void)__vzeroupper_guard;
 #endif
 
 #endif // __OPENCV_BUILD
