Documented what the suppressed warning is about

cfd6e7de · Chris Pickett · 30013b4f · cfd6e7de
Commit cfd6e7de authored Jan 06, 2016 by Chris Pickett
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util.h include/flatbuffers/util.h +1 -1

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--- a/include/flatbuffers/util.h
+++ b/include/flatbuffers/util.h
@@ -211,7 +211,7 @@ inline void EnsureDirExists(const std::string &filepath) {
  if (parent.length()) EnsureDirExists(parent);
  #ifdef _WIN32
    #ifdef _MSC_VER
-    #pragma warning(suppress: 6031)
+      #pragma warning(suppress: 6031) // "return value ignored: <function> could return unexpected value"
    #endif
    _mkdir(filepath.c_str());
  #else