Improved error message.

b8dc0044 · Davis King · 7b9154ff · b8dc0044
Commit b8dc0044 authored Aug 31, 2017 by Davis King
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dlib/dnn/tensor.h dlib/dnn/tensor.h +4 -1

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--- a/dlib/dnn/tensor.h
+++ b/dlib/dnn/tensor.h
@@ -617,7 +617,10 @@ namespace dlib
            size_t offset
        ) const
        {
-            DLIB_CASSERT(offset+size() <= t.size());
+            DLIB_CASSERT(offset+size() <= t.size(), 
+                "offset: "<<offset <<"\n"<<
+                "size(): "<<size() <<"\n"<<
+                "t.size(): "<<t.size() <<"\n");
 #ifdef DLIB_USE_CUDA
            if (!inst.cudnn_descriptor)