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[poincare] Integer: avoid invalid read

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Émilie Feral
2018-09-14 18:07:58 +02:00
parent a4d79332ea
commit 257194507c
1 changed files with 2 additions and 2 deletions
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4
poincare/src/integer.cpp
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@@ -484,7 +484,7 @@ Integer Integer::multiplication(const Integer & a, const Integer & b, bool oneDi
}
}
}
while (digits[size-1] == 0 && size>0) {
while (size>0 && digits[size-1] == 0) {
size--;
}
return Integer(digits, size, a.m_negative != b.m_negative, oneDigitOverflow);
@@ -541,7 +541,7 @@ Integer Integer::usum(const Integer & a, const Integer & b, bool subtract, bool
}
}
size = min(size, k_maxNumberOfDigits+oneDigitOverflow);
while (digits[size-1] == 0 && size>0) {
while (size>0 && digits[size-1] == 0) {
size--;
}
return Integer(digits, size, false, oneDigitOverflow);