fixing warning on shadowing local var (TEST_CYCLE_MULTIRUN uses 'r')

diff --git a/modules/imgproc/perf/perf_histogram.cpp b/modules/imgproc/perf/perf_histogram.cpp
index fc6a5cc..1789470 100644 (file)
--- a/modules/imgproc/perf/perf_histogram.cpp
+++ b/modules/imgproc/perf/perf_histogram.cpp
@@ -28,8 +28,8 @@ PERF_TEST_P(Size_Source, calcHist1d,
     int dims = 1;
     int numberOfImages = 1;
 
-    const float r[] = {rangeLow, rangeHight};
-    const float* ranges[] = {r};
+    const float range[] = {rangeLow, rangeHight};
+    const float* ranges[] = {range};
 
     randu(source, rangeLow, rangeHight);