Warning fixes for GCC 4.8.

modules/imgproc/src/color.cpp

@@ -3214,7 +3214,7 @@ struct YUV420p2RGB888Invoker : ParallelLoopBody
         const int rangeBegin = range.start * 2;
         const int rangeEnd = range.end * 2;
 
-        size_t uvsteps[2] = {width/2, stride - width/2};
+        int uvsteps[2] = {width/2, stride - width/2};
         int usIdx = ustepIdx, vsIdx = vstepIdx;
 
         const uchar* y1 = my1 + rangeBegin * stride;
@@ -3282,7 +3282,7 @@ struct YUV420p2RGBA8888Invoker : ParallelLoopBody
         int rangeBegin = range.start * 2;
         int rangeEnd = range.end * 2;
 
-        size_t uvsteps[2] = {width/2, stride - width/2};
+        int uvsteps[2] = {width/2, stride - width/2};
         int usIdx = ustepIdx, vsIdx = vstepIdx;
 
         const uchar* y1 = my1 + rangeBegin * stride;

modules/imgproc/src/floodfill.cpp

@@ -41,7 +41,7 @@
 
 #include "precomp.hpp"
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic ignored "-Warray-bounds"
 #endif
 

modules/imgproc/src/imgwarp.cpp

@@ -1217,8 +1217,13 @@ public:
         alpha(_alpha), _beta(__beta), ssize(_ssize), dsize(_dsize),
         ksize(_ksize), xmin(_xmin), xmax(_xmax)
     {
+        CV_Assert(ksize <= MAX_ESIZE);
     }
 
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+# pragma GCC diagnostic push
+# pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
     virtual void operator() (const Range& range) const
     {
         int dy, cn = src.channels();
@@ -1267,6 +1272,9 @@ public:
             vresize( (const WT**)rows, (T*)(dst.data + dst.step*dy), beta, dsize.width );
         }
     }
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+# pragma GCC diagnostic pop
+#endif
 
 private:
     Mat src;
@@ -1274,7 +1282,9 @@ private:
     const int* xofs, *yofs;
     const AT* alpha, *_beta;
     Size ssize, dsize;
-    int ksize, xmin, xmax;
+    const int ksize, xmin, xmax;
+
+    resizeGeneric_Invoker& operator = (const resizeGeneric_Invoker&);
 };
 
 template<class HResize, class VResize>

modules/imgproc/test/test_convhull.cpp

@@ -1225,7 +1225,7 @@ CV_FitLineTest::CV_FitLineTest()
     max_noise = 0.05;
 }
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic push
 # pragma GCC diagnostic ignored "-Warray-bounds"
 #endif
@@ -1301,7 +1301,7 @@ void CV_FitLineTest::generate_point_set( void* pointsSet )
     }
 }
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic pop
 #endif
 
@@ -1329,7 +1329,7 @@ void CV_FitLineTest::run_func()
         cv::fitLine(cv::cvarrToMat(points), (cv::Vec6f&)line[0], dist_type, 0, reps, aeps);
 }
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic push
 # pragma GCC diagnostic ignored "-Warray-bounds"
 #endif
@@ -1412,7 +1412,7 @@ _exit_:
     return code;
 }
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic pop
 #endif
 

modules/legacy/src/bgfg_gaussmix.cpp

@@ -415,7 +415,7 @@ CV_INLINE int _icvRemoveShadowGMM(float* data, int nD,
 //IEEE Trans. on Pattern Analysis and Machine Intelligence, vol.26, no.5, pages 651-656, 2004
 //http://www.zoranz.net/Publications/zivkovic2004PAMI.pdf
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic push
 # pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
 #endif
@@ -608,7 +608,7 @@ CV_INLINE int _icvUpdateGMM(float* data, int nD,
     return bBackground;
 }
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic pop
 #endif
 

modules/legacy/src/face.cpp

@@ -200,6 +200,7 @@ void RFace::CalculateError(FaceData * lpFaceData)
 void  RFace::CreateFace(void * lpData)
 {
     FaceData Data;
+    memset(&Data, 0, sizeof(FaceData));
 
     double Error = MAX_ERROR;
     double CurError = MAX_ERROR;

modules/legacy/src/lmeds.cpp

@@ -163,7 +163,7 @@ icvLMedS( int *points1, int *points2, int numPoints, CvMatrix3 * fundamentalMatr
 /*===========================================================================*/
 /*===========================================================================*/
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic push
 # pragma GCC diagnostic ignored "-Warray-bounds"
 #endif
@@ -328,7 +328,7 @@ icvCubic( double a2, double a1, double a0, double *squares )
     return CV_NO_ERR;
 }                               /* icvCubic */
 
-#if (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 8)
 # pragma GCC diagnostic pop
 #endif
 

modules/ts/src/ts_arrtest.cpp

@@ -122,7 +122,7 @@ void ArrayTest::get_test_array_types_and_sizes( int /*test_case_idx*/, vector<ve
 }
 
 
-static const int icvTsTypeToDepth[] =
+static const unsigned int icvTsTypeToDepth[] =
 {
     IPL_DEPTH_8U, IPL_DEPTH_8S, IPL_DEPTH_16U, IPL_DEPTH_16S,
     IPL_DEPTH_32S, IPL_DEPTH_32F, IPL_DEPTH_64F