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Fix exception in debug memory viewer selecting a floating point format when the number of chunks per row is too small

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AJR 2021-08-16 15:28:52 -04:00
parent 554b073a06
commit 3025c17f20
1 changed files with 2 additions and 0 deletions
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src/emu/debug/dvmemory.cpp
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@ -1026,6 +1026,8 @@ void debug_view_memory::set_data_format(data_format format)
m_bytes_per_chunk = get_posdata(format).m_bytes;
m_chunks_per_row = m_bytes_per_row / m_bytes_per_chunk;
if (m_chunks_per_row < 1)
m_chunks_per_row = 1;
m_steps_per_chunk = source.m_space ? source.m_space->byte_to_address(m_bytes_per_chunk) : m_bytes_per_chunk;
pos.m_shift = 0;
pos.m_address -= pos.m_address % m_bytes_per_chunk;