A minor change to avoid a compiler warning

119ce9e8 · Davis King · 6527b76a · 119ce9e8
Commit 119ce9e8 authored Jun 03, 2015 by Davis King
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dlib/gui_widgets/widgets.cpp dlib/gui_widgets/widgets.cpp +1 -1

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--- a/dlib/gui_widgets/widgets.cpp
+++ b/dlib/gui_widgets/widgets.cpp
@@ -5800,7 +5800,7 @@ namespace dlib
        const canvas& c
    ) const
    {
-        if (depth.nr() < c.height() || depth.nc() < c.width())
+        if (depth.nr() < (long)c.height() || depth.nc() < (long)c.width())
            depth.set_size(c.height(), c.width());
        assign_all_pixels(depth, std::numeric_limits<float>::infinity());