Fix compiler warning

4c0b8b96 · Davis King · 0871081a · 4c0b8b96
Commit 4c0b8b96 authored Jan 16, 2021 by Davis King
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dlib/cuda/cuda_dlib.h dlib/cuda/cuda_dlib.h +1 -1

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--- a/dlib/cuda/cuda_dlib.h
+++ b/dlib/cuda/cuda_dlib.h
@@ -713,7 +713,7 @@ namespace dlib
                for (long i = 0; i < subnetwork_output.num_samples(); ++i, ++truth)
                {
                    const auto& t = *truth;
-                    DLIB_ASSERT(t.size() == subnetwork_output.k());
+                    DLIB_ASSERT(static_cast<long>(t.size()) == subnetwork_output.k());
                    for (size_t j = 0; j < t.size(); ++j) {
                        DLIB_ASSERT(t[j].nr() == subnetwork_output.nr());
                        DLIB_ASSERT(t[j].nc() == subnetwork_output.nc());