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Merge pull request #12396 from LaurentBerger:I12392

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This commit is contained in:
Alexander Alekhin 2018-09-03 20:26:14 +00:00
commit 49a1328046
1 changed files with 5 additions and 0 deletions
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5
modules/core/src/rand.cpp
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@ -584,6 +584,11 @@ void RNG::fill( InputOutputArray _mat, int disttype,
}
ip[j][1] = cvCeil(a);
int idiff = ip[j][0] = cvFloor(b) - ip[j][1] - 1;
if (idiff < 0)
{
idiff = 0;
ip[j][0] = 0;
}
double diff = b - a;
fast_int_mode = fast_int_mode && diff <= 4294967296. && (idiff & (idiff+1)) == 0;