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added assert for index out-of-bounds access with tecnbras (nw)

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Oliver Stöneberg 2014-07-28 08:02:02 +00:00
parent 4a45f25894
commit f9a8a749f4
1 changed files with 1 additions and 0 deletions
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src/mess/drivers/tecnbras.c
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@ -75,6 +75,7 @@ WRITE8_MEMBER(tecnbras_state::print_column_w)
{ {
int x = m_xcoord + offset; int x = m_xcoord + offset;
for (int i=0; i<7; i++){ for (int i=0; i<7; i++){
assert((x/5) < ARRAY_LENGTH(m_digit));
m_digit[x/5][i] &= ~(1 << (x%5)); m_digit[x/5][i] &= ~(1 << (x%5));
m_digit[x/5][i] |= BIT(data, 7-i) ? (1 << (x%5)) : 0; m_digit[x/5][i] |= BIT(data, 7-i) ? (1 << (x%5)) : 0;
output_set_indexed_value("dmd_", (x/5)*7 + i, 0x1F & m_digit[x/5][i]); output_set_indexed_value("dmd_", (x/5)*7 + i, 0x1F & m_digit[x/5][i]);