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Fix for bug #848901 Assertion `fabs(cur_isc->x-m_cur_intersection->x) + fabs(cur_isc->y-m_cur_intersection->y) < 0.000000000001' failed in Gcalc_scan_iterator::intersection_scan() in maria-5.3-gis

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That assertion's check was too tight. Released it a bit.

per-file comments:
  mysql-test/r/gis-precise.result
        Fix for bug #848901
        test result updated.
  mysql-test/t/gis-precise.test
        Fix for bug #848901
        test case added.
  sql/gcalc_slicescan.cc
        Fix for bug #848901
        The DBUG_ASSERT check is too tight here.
This commit is contained in:
Alexey Botchkov 2011-09-13 15:19:55 +05:00
commit b408b1bbbc
3 changed files with 7 additions and 1 deletions
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2
sql/gcalc_slicescan.cc
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@ -950,7 +950,7 @@ int Gcalc_scan_iterator::intersection_scan()
/* The superfluous intersection should be close to the current. */
DBUG_ASSERT(fabs(cur_isc->x-m_cur_intersection->x) +
fabs(cur_isc->y-m_cur_intersection->y) <
INTERSECTION_ZERO);
0.00000000001);
isc->next= isc->next->next;
free_item(cur_isc);
}