[opencv] 38/251: build: fix unused variable warning for vzeroupper guard

[Nobuhiro Iwamatsu]

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iwamatsu pushed a commit to annotated tag 3.3.0
in repository opencv.

commit e7cc2eea1d4f45840c6d0b5ebf11d8ea2a9182af
Author: Alexander Alekhin <alexander.alekhin at intel.com>
Date:   Tue Jul 11 16:46:35 2017 +0300

    build: fix unused variable warning for vzeroupper guard
---
 modules/core/include/opencv2/core/cv_cpu_dispatch.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/core/include/opencv2/core/cv_cpu_dispatch.h b/modules/core/include/opencv2/core/cv_cpu_dispatch.h
index c41c21d..06e1bfa 100644
--- 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

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