From f64dfeb222ff0806d4dc454c9bfb49204b0e08da Mon Sep 17 00:00:00 2001
From: Ilya Lavrenov <ilya.lavrenov@itseez.com>
Date: Tue, 13 May 2014 14:21:07 +0400
Subject: [PATCH] fix for cv::norm (norm_inf)

---
 modules/core/src/opencl/reduce.cl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/core/src/opencl/reduce.cl b/modules/core/src/opencl/reduce.cl
index 6b4ccddeba..a697cbaecd 100644
--- a/modules/core/src/opencl/reduce.cl
+++ b/modules/core/src/opencl/reduce.cl
@@ -187,7 +187,7 @@
     if (mask[mask_index]) \
     { \
         temp = loadpix(srcptr + src_index); \
-        maxval = max(maxval, (srcT)(temp >= 0 ? temp : -temp)); \
+        maxval = max(maxval, (srcT)(temp >= (srcT)(0) ? temp : -temp)); \
     }
 #define SET_LOCAL_1 \
     localmem_max[lid] = maxval