Hi, I am trying to build the MAME from source using MS Visual Studio 2019 (16.6.0). I am getting a weird compilation error in two places in devfind.h:
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: 'DeviceClass *': invalid target type for dynamic_cast
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: with
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: [
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: DeviceClass=dragon_midi_device
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: ]
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: this->m_target = dynamic_cast(device);
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): error C2680: ^
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): message : 'dragon_midi_device': class must be defined before using in a dynamic_cast
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): message : this->m_target = dynamic_cast(device);
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(647,1): message : ^
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(638): message : while compiling class template member function 'bool device_finder::findit(validity_checker *)'
13>D:\Users\Stuart\Documents\mame-ai\src\emu\devfind.h(638): message : {
Has anyone run into this? "dynamic_cast" is a new feature to me, so I don't really know how to work around it. Thank you!
Stuart
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