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MCOL-973 Fix DOUBLE typecast crash

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DOUBLE typecast was not supported and the failure detection caused a
crash.

This patch adds support for DOUBLE typecast and fixes the crash caused
when a non-supported function is detected as part of an arithmatic.
This commit is contained in:
Andrew Hutchings
2017-10-20 12:38:11 +03:00
parent 9f8c57e2de
commit 3b4da1999d
4 changed files with 143 additions and 2 deletions
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4
dbcon/mysql/ha_calpont_execplan.cpp
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@ -2612,7 +2612,7 @@ ArithmeticColumn* buildArithmeticColumn(Item_func* item, gp_walk_info& gwi, bool
}
}
if (!lhs->data() || !rhs->data() || nonSupport)
if (nonSupport || !lhs->data() || !rhs->data())
{
gwi.fatalParseError = true;
if (gwi.parseErrorText.empty())
@ -2645,7 +2645,7 @@ ArithmeticColumn* buildArithmeticColumn(Item_func* item, gp_walk_info& gwi, bool
gwi.rcWorkStack.pop();
}
}
if (!rhs->data() || nonSupport)
if (nonSupport || !rhs->data())
{
gwi.fatalParseError = true;
if (gwi.parseErrorText.empty())