fix warning in Clang 10

3rdparty/carotene/src/div.cpp

@@ -157,8 +157,8 @@ void div(const Size2D &size,
 
     if (scale == 0.0f ||
         (std::numeric_limits<T>::is_integer &&
-         (scale * std::numeric_limits<T>::max()) <  1.0f &&
-         (scale * std::numeric_limits<T>::max()) > -1.0f))
+         (scale * static_cast<float>(std::numeric_limits<T>::max())) <  1.0f &&
+         (scale * static_cast<float>(std::numeric_limits<T>::max())) > -1.0f))
     {
         for (size_t y = 0; y < size.height; ++y)
         {

3rdparty/openexr/IlmImf/ImfConvert.cpp

@@ -107,7 +107,7 @@ floatToUint (float f)
     if (isNegative (f) || isNan (f))
 	return 0;
 
-    if (isInfinity (f) || f > UINT_MAX)
+    if (isInfinity (f) || f > (float)UINT_MAX)
 	return UINT_MAX;
 
     return (unsigned int) f;

3rdparty/openjpeg/openjp2/j2k.c

@@ -7796,7 +7796,7 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                                        image->comps[0].h * image->comps[0].prec) /
                                       ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
                                        image->comps[0].dx * image->comps[0].dy));
-            if (temp_size > INT_MAX) {
+            if (temp_size > (OPJ_FLOAT32)INT_MAX) {
                 parameters->max_cs_size = INT_MAX;
             } else {
                 parameters->max_cs_size = (int) floor(temp_size);

3rdparty/openjpeg/openjp2/tcd.c

@@ -2262,7 +2262,7 @@ static OPJ_BOOL opj_tcd_dc_level_shift_decode(opj_tcd_t *p_tcd)
             for (j = 0; j < l_height; ++j) {
                 for (i = 0; i < l_width; ++i) {
                     OPJ_FLOAT32 l_value = *((OPJ_FLOAT32 *) l_current_ptr);
-                    if (l_value > INT_MAX) {
+                    if (l_value > (OPJ_FLOAT32)INT_MAX) {
                         *l_current_ptr = l_max;
                     } else if (l_value < INT_MIN) {
                         *l_current_ptr = l_min;