avoid negative index.

2b6aa50b · Kuang Fangjun · 23fc96e9 · 2b6aa50b
Commit 2b6aa50b authored Jul 14, 2018 by Kuang Fangjun
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check.cpp modules/core/src/check.cpp +1 -1

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--- a/modules/core/src/check.cpp
+++ b/modules/core/src/check.cpp
@@ -44,7 +44,7 @@ static const char* getTestOpMath(unsigned testOp)
 const char* depthToString_(int depth)
 {
    static const char* depthNames[] = { "CV_8U", "CV_8S", "CV_16U", "CV_16S", "CV_32S", "CV_32F", "CV_64F", "CV_USRTYPE1" };
-    return depth <= CV_USRTYPE1 ? depthNames[depth] : NULL;
+    return (depth <= CV_USRTYPE1 && depth >= 0) ? depthNames[depth] : NULL;
 }
 const cv::String typeToString_(int type)