windows: Fix std::isnan<int32> (Fix #2200)
windows: Fix std::isnan<int32> (Fix #2200)

or-tools/or-tools,google/or-tools,google/or-tools,or-tools/or-tools,or-tools/or-tools,or-tools/or-tools,google/or-tools,google/or-tools,or-tools/or-tools,or-tools/or-tools,google/or-tools,google/or-tools