diff options
Diffstat (limited to 'src/emu/mconfig.cpp')
-rw-r--r-- | src/emu/mconfig.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/emu/mconfig.cpp b/src/emu/mconfig.cpp index 2c8c1aa011b..275a4af46ae 100644 --- a/src/emu/mconfig.cpp +++ b/src/emu/mconfig.cpp @@ -404,6 +404,6 @@ void machine_config::set_perfect_quantum(device_t &device, std::string tag) m_current_device->tag()); } - m_perfect_quantum_device.first = &device; + m_perfect_quantum_device.first = tag.empty() ? nullptr : &device; m_perfect_quantum_device.second = std::move(tag); } |