diff --git a/modules/ocl/perf/main.cpp b/modules/ocl/perf/main.cpp
index bd2a4ec4b..087590341 100644
--- a/modules/ocl/perf/main.cpp
+++ b/modules/ocl/perf/main.cpp
@@ -40,7 +40,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 int main(int argc, const char *argv[])
 {
diff --git a/modules/ocl/perf/perf_arithm.cpp b/modules/ocl/perf/perf_arithm.cpp
index 3ef0634e7..29ff0d802 100644
--- a/modules/ocl/perf/perf_arithm.cpp
+++ b/modules/ocl/perf/perf_arithm.cpp
@@ -44,7 +44,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 ///////////// Lut ////////////////////////
 PERFTEST(lut)
 {
diff --git a/modules/ocl/perf/perf_blend.cpp b/modules/ocl/perf/perf_blend.cpp
index 8ebb6482b..22139779d 100644
--- a/modules/ocl/perf/perf_blend.cpp
+++ b/modules/ocl/perf/perf_blend.cpp
@@ -44,7 +44,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 ///////////// blend ////////////////////////
 template <typename T>
 void blendLinearGold(const cv::Mat &img1, const cv::Mat &img2, const cv::Mat &weights1, const cv::Mat &weights2, cv::Mat &result_gold)
diff --git a/modules/ocl/perf/perf_brute_force_matcher.cpp b/modules/ocl/perf/perf_brute_force_matcher.cpp
index 406b46a32..c48176603 100644
--- a/modules/ocl/perf/perf_brute_force_matcher.cpp
+++ b/modules/ocl/perf/perf_brute_force_matcher.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 //////////////////// BruteForceMatch /////////////////
 PERFTEST(BruteForceMatcher)
diff --git a/modules/ocl/perf/perf_calib3d.cpp b/modules/ocl/perf/perf_calib3d.cpp
index f998ddf0f..e0622aa56 100644
--- a/modules/ocl/perf/perf_calib3d.cpp
+++ b/modules/ocl/perf/perf_calib3d.cpp
@@ -44,7 +44,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 ///////////// StereoMatchBM ////////////////////////
 PERFTEST(StereoMatchBM)
 {
diff --git a/modules/ocl/perf/perf_canny.cpp b/modules/ocl/perf/perf_canny.cpp
index cb23d7ad2..7ea0ce652 100644
--- a/modules/ocl/perf/perf_canny.cpp
+++ b/modules/ocl/perf/perf_canny.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// Canny ////////////////////////
 PERFTEST(Canny)
diff --git a/modules/ocl/perf/perf_color.cpp b/modules/ocl/perf/perf_color.cpp
index daf1cfdc9..4bd5fa5d4 100644
--- a/modules/ocl/perf/perf_color.cpp
+++ b/modules/ocl/perf/perf_color.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// cvtColor////////////////////////
 PERFTEST(cvtColor)
diff --git a/modules/ocl/perf/perf_fft.cpp b/modules/ocl/perf/perf_fft.cpp
index 6e0be3f19..7073eb691 100644
--- a/modules/ocl/perf/perf_fft.cpp
+++ b/modules/ocl/perf/perf_fft.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// dft ////////////////////////
 PERFTEST(dft)
diff --git a/modules/ocl/perf/perf_filters.cpp b/modules/ocl/perf/perf_filters.cpp
index e988ce09d..be288b444 100644
--- a/modules/ocl/perf/perf_filters.cpp
+++ b/modules/ocl/perf/perf_filters.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// Blur////////////////////////
 PERFTEST(Blur)
diff --git a/modules/ocl/perf/perf_gemm.cpp b/modules/ocl/perf/perf_gemm.cpp
index f197c5f5a..abaeda363 100644
--- a/modules/ocl/perf/perf_gemm.cpp
+++ b/modules/ocl/perf/perf_gemm.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// gemm ////////////////////////
 PERFTEST(gemm)
diff --git a/modules/ocl/perf/perf_gftt.cpp b/modules/ocl/perf/perf_gftt.cpp
index bca6f398a..9e809e443 100644
--- a/modules/ocl/perf/perf_gftt.cpp
+++ b/modules/ocl/perf/perf_gftt.cpp
@@ -44,7 +44,7 @@
 //M*/
 
 
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// GoodFeaturesToTrack ////////////////////////
 PERFTEST(GoodFeaturesToTrack)
diff --git a/modules/ocl/perf/perf_haar.cpp b/modules/ocl/perf/perf_haar.cpp
index 72f01dc93..26bed5ebd 100644
--- a/modules/ocl/perf/perf_haar.cpp
+++ b/modules/ocl/perf/perf_haar.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// Haar ////////////////////////
 namespace cv
diff --git a/modules/ocl/perf/perf_hog.cpp b/modules/ocl/perf/perf_hog.cpp
index 7daa61396..0f0558129 100644
--- a/modules/ocl/perf/perf_hog.cpp
+++ b/modules/ocl/perf/perf_hog.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// HOG////////////////////////
 
diff --git a/modules/ocl/perf/perf_imgproc.cpp b/modules/ocl/perf/perf_imgproc.cpp
index ade501914..582853d05 100644
--- a/modules/ocl/perf/perf_imgproc.cpp
+++ b/modules/ocl/perf/perf_imgproc.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// equalizeHist ////////////////////////
 PERFTEST(equalizeHist)
diff --git a/modules/ocl/perf/perf_match_template.cpp b/modules/ocl/perf/perf_match_template.cpp
index 5da15aaf6..8aafc9896 100644
--- a/modules/ocl/perf/perf_match_template.cpp
+++ b/modules/ocl/perf/perf_match_template.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 /////////// matchTemplate ////////////////////////
 //void InitMatchTemplate()
diff --git a/modules/ocl/perf/perf_matrix_operation.cpp b/modules/ocl/perf/perf_matrix_operation.cpp
index b724cdbe6..bb407c9af 100644
--- a/modules/ocl/perf/perf_matrix_operation.cpp
+++ b/modules/ocl/perf/perf_matrix_operation.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// ConvertTo////////////////////////
 PERFTEST(ConvertTo)
diff --git a/modules/ocl/perf/perf_moments.cpp b/modules/ocl/perf/perf_moments.cpp
index 7fa3948de..a1515b879 100644
--- a/modules/ocl/perf/perf_moments.cpp
+++ b/modules/ocl/perf/perf_moments.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 ///////////// Moments ////////////////////////
 PERFTEST(Moments)
 {
diff --git a/modules/ocl/perf/perf_norm.cpp b/modules/ocl/perf/perf_norm.cpp
index 1d986c8e4..fec8d7379 100644
--- a/modules/ocl/perf/perf_norm.cpp
+++ b/modules/ocl/perf/perf_norm.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// norm////////////////////////
 PERFTEST(norm)
diff --git a/modules/ocl/perf/perf_opticalflow.cpp b/modules/ocl/perf/perf_opticalflow.cpp
index 10763b5b0..a6724c812 100644
--- a/modules/ocl/perf/perf_opticalflow.cpp
+++ b/modules/ocl/perf/perf_opticalflow.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// PyrLKOpticalFlow ////////////////////////
 PERFTEST(PyrLKOpticalFlow)
diff --git a/modules/ocl/perf/precomp.cpp b/modules/ocl/perf/perf_precomp.cpp
similarity index 99%
rename from modules/ocl/perf/precomp.cpp
rename to modules/ocl/perf/perf_precomp.cpp
index dd3b5e4ea..2a49eb20e 100644
--- a/modules/ocl/perf/precomp.cpp
+++ b/modules/ocl/perf/perf_precomp.cpp
@@ -40,7 +40,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 #if GTEST_OS_WINDOWS
 #ifndef NOMINMAX
 #define NOMINMAX
diff --git a/modules/ocl/perf/precomp.hpp b/modules/ocl/perf/perf_precomp.hpp
similarity index 98%
rename from modules/ocl/perf/precomp.hpp
rename to modules/ocl/perf/perf_precomp.hpp
index 97e3d7e5c..2df1b2c8f 100644
--- a/modules/ocl/perf/precomp.hpp
+++ b/modules/ocl/perf/perf_precomp.hpp
@@ -40,6 +40,9 @@
 //
 //M*/
 
+#ifndef __OPENCV_PERF_PRECOMP_HPP__
+#define __OPENCV_PERF_PRECOMP_HPP__
+
 #include <iomanip>
 #include <stdexcept>
 #include <string>
@@ -99,7 +102,7 @@ int EeceptDoubleEQ(T1 expected, T1 actual)
     testing::internal::Double lhs(expected);
     testing::internal::Double rhs(actual);
 
-    if (lhs.AlmostEquals(rhs)) 
+    if (lhs.AlmostEquals(rhs))
     {
         return 1;
     }
@@ -352,7 +355,7 @@ public:
         if(accurate_diff_ <= eps)
             is_accurate_ = 1;
         else
-            is_accurate_ = 0;    
+            is_accurate_ = 0;
     }
 
     std::stringstream &getCurSubtestDescription()
@@ -369,7 +372,7 @@ private:
         speedup_full_faster_count_(0), speedup_full_slower_count_(0), speedup_full_equal_count_(0), is_list_mode_(false),
         num_iters_(10), cpu_num_iters_(2),
         gpu_warmup_iters_(1), cur_iter_idx_(0), cur_warmup_idx_(0),
-        record_(0), recordname_("performance"), itname_changed_(true), 
+        record_(0), recordname_("performance"), itname_changed_(true),
         is_accurate_(-1), accurate_diff_(0.)
     {
         cpu_times_.reserve(num_iters_);
@@ -506,3 +509,5 @@ struct name##_test: Runnable { \
 #define WARMUP_OFF \
 	ocl::finish();\
 	} TestSystem::instance().warmupComplete()
+
+#endif
diff --git a/modules/ocl/perf/perf_pyramid.cpp b/modules/ocl/perf/perf_pyramid.cpp
index 3b96251e5..b98f531b5 100644
--- a/modules/ocl/perf/perf_pyramid.cpp
+++ b/modules/ocl/perf/perf_pyramid.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// pyrDown //////////////////////
 PERFTEST(pyrDown)
diff --git a/modules/ocl/perf/perf_split_merge.cpp b/modules/ocl/perf/perf_split_merge.cpp
index 0fafd14ab..cbe817faf 100644
--- a/modules/ocl/perf/perf_split_merge.cpp
+++ b/modules/ocl/perf/perf_split_merge.cpp
@@ -43,7 +43,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "perf_precomp.hpp"
 
 ///////////// Merge////////////////////////
 PERFTEST(Merge)
diff --git a/modules/ocl/test/main.cpp b/modules/ocl/test/main.cpp
index 1250691a1..594c196a5 100644
--- a/modules/ocl/test/main.cpp
+++ b/modules/ocl/test/main.cpp
@@ -39,7 +39,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 
diff --git a/modules/ocl/test/test_arithm.cpp b/modules/ocl/test/test_arithm.cpp
index d12cef0b2..149c172ef 100644
--- a/modules/ocl/test/test_arithm.cpp
+++ b/modules/ocl/test/test_arithm.cpp
@@ -54,7 +54,7 @@
 //#define PRINT_TIME
 
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include <iomanip>
 
 #ifdef HAVE_OPENCL
diff --git a/modules/ocl/test/test_blend.cpp b/modules/ocl/test/test_blend.cpp
index fa1aea172..934198160 100644
--- a/modules/ocl/test/test_blend.cpp
+++ b/modules/ocl/test/test_blend.cpp
@@ -42,7 +42,7 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //M*/
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include <iomanip>
 
 using namespace cv;
diff --git a/modules/ocl/test/test_brute_force_matcher.cpp b/modules/ocl/test/test_brute_force_matcher.cpp
index 11fdbb359..7d8fc368f 100644
--- a/modules/ocl/test/test_brute_force_matcher.cpp
+++ b/modules/ocl/test/test_brute_force_matcher.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #ifdef HAVE_OPENCL
 namespace
 {
diff --git a/modules/ocl/test/test_calib3d.cpp b/modules/ocl/test/test_calib3d.cpp
index 950f19d3c..7e5c4a419 100644
--- a/modules/ocl/test/test_calib3d.cpp
+++ b/modules/ocl/test/test_calib3d.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include <iomanip>
 
 #ifdef HAVE_OPENCL
diff --git a/modules/ocl/test/test_canny.cpp b/modules/ocl/test/test_canny.cpp
index b378b2281..6c6ea4edd 100644
--- a/modules/ocl/test/test_canny.cpp
+++ b/modules/ocl/test/test_canny.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #ifdef HAVE_OPENCL
 
 ////////////////////////////////////////////////////////
diff --git a/modules/ocl/test/test_color.cpp b/modules/ocl/test/test_color.cpp
index 9748104de..a0293fc45 100644
--- a/modules/ocl/test/test_color.cpp
+++ b/modules/ocl/test/test_color.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #ifdef HAVE_OPENCL
 
 //#define MAT_DEBUG
diff --git a/modules/ocl/test/test_fft.cpp b/modules/ocl/test/test_fft.cpp
index fda55ddcc..08e70e2f9 100644
--- a/modules/ocl/test/test_fft.cpp
+++ b/modules/ocl/test/test_fft.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 using namespace std;
 #ifdef HAVE_CLAMDFFT
 ////////////////////////////////////////////////////////////////////////////
diff --git a/modules/ocl/test/test_filters.cpp b/modules/ocl/test/test_filters.cpp
index cfd57413e..ec46a5cd6 100644
--- a/modules/ocl/test/test_filters.cpp
+++ b/modules/ocl/test/test_filters.cpp
@@ -48,7 +48,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 
diff --git a/modules/ocl/test/test_gemm.cpp b/modules/ocl/test/test_gemm.cpp
index 554845656..00d428770 100644
--- a/modules/ocl/test/test_gemm.cpp
+++ b/modules/ocl/test/test_gemm.cpp
@@ -43,7 +43,7 @@
 //M*/
 
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 using namespace std;
 #ifdef HAVE_CLAMDBLAS
 ////////////////////////////////////////////////////////////////////////////
diff --git a/modules/ocl/test/test_imgproc.cpp b/modules/ocl/test/test_imgproc.cpp
index 3228b6c0c..225925c03 100644
--- a/modules/ocl/test/test_imgproc.cpp
+++ b/modules/ocl/test/test_imgproc.cpp
@@ -51,7 +51,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 
diff --git a/modules/ocl/test/test_kmeans.cpp b/modules/ocl/test/test_kmeans.cpp
index ebade3bbc..a3e472bdf 100644
--- a/modules/ocl/test/test_kmeans.cpp
+++ b/modules/ocl/test/test_kmeans.cpp
@@ -44,7 +44,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 
diff --git a/modules/ocl/test/test_match_template.cpp b/modules/ocl/test/test_match_template.cpp
index a393abdeb..551c9ff12 100644
--- a/modules/ocl/test/test_match_template.cpp
+++ b/modules/ocl/test/test_match_template.cpp
@@ -43,7 +43,7 @@
 //M*/
 
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/modules/ocl/test/test_matrix_operation.cpp b/modules/ocl/test/test_matrix_operation.cpp
index 92d810818..e8b502232 100644
--- a/modules/ocl/test/test_matrix_operation.cpp
+++ b/modules/ocl/test/test_matrix_operation.cpp
@@ -44,7 +44,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 
diff --git a/modules/ocl/test/test_moments.cpp b/modules/ocl/test/test_moments.cpp
index e3ab1fa3c..65034acfe 100644
--- a/modules/ocl/test/test_moments.cpp
+++ b/modules/ocl/test/test_moments.cpp
@@ -1,4 +1,4 @@
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include <iomanip>
 #include "opencv2/imgproc/imgproc_c.h"
 
diff --git a/modules/ocl/test/test_objdetect.cpp b/modules/ocl/test/test_objdetect.cpp
index e9b571e60..d75d99198 100644
--- a/modules/ocl/test/test_objdetect.cpp
+++ b/modules/ocl/test/test_objdetect.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include "opencv2/core/core.hpp"
 #include "opencv2/objdetect/objdetect.hpp"
 
diff --git a/modules/ocl/test/test_optflow.cpp b/modules/ocl/test/test_optflow.cpp
index 941ade129..4693d46dd 100644
--- a/modules/ocl/test/test_optflow.cpp
+++ b/modules/ocl/test/test_optflow.cpp
@@ -43,7 +43,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include <iomanip>
 
 #ifdef HAVE_OPENCL
diff --git a/modules/ocl/test/precomp.hpp b/modules/ocl/test/test_precomp.hpp
similarity index 100%
rename from modules/ocl/test/precomp.hpp
rename to modules/ocl/test/test_precomp.hpp
diff --git a/modules/ocl/test/test_pyramids.cpp b/modules/ocl/test/test_pyramids.cpp
index 1bd188dea..b7bc752d6 100644
--- a/modules/ocl/test/test_pyramids.cpp
+++ b/modules/ocl/test/test_pyramids.cpp
@@ -44,7 +44,7 @@
 //M*/
 
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #include <iomanip>
 
 #ifdef HAVE_OPENCL
diff --git a/modules/ocl/test/test_sort.cpp b/modules/ocl/test/test_sort.cpp
index f39f78e9b..83326a542 100644
--- a/modules/ocl/test/test_sort.cpp
+++ b/modules/ocl/test/test_sort.cpp
@@ -44,7 +44,7 @@
 //M*/
 #include <map>
 #include <functional>
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 using namespace std;
 using namespace cvtest;
diff --git a/modules/ocl/test/test_split_merge.cpp b/modules/ocl/test/test_split_merge.cpp
index 854ce309c..9663f5321 100644
--- a/modules/ocl/test/test_split_merge.cpp
+++ b/modules/ocl/test/test_split_merge.cpp
@@ -44,7 +44,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 
 #ifdef HAVE_OPENCL
 
diff --git a/modules/ocl/test/utility.cpp b/modules/ocl/test/utility.cpp
index 27f9cec07..440a89d4a 100644
--- a/modules/ocl/test/utility.cpp
+++ b/modules/ocl/test/utility.cpp
@@ -39,7 +39,7 @@
 //
 //M*/
 
-#include "precomp.hpp"
+#include "test_precomp.hpp"
 #define VARNAME(A) #A
 using namespace std;
 using namespace cv;