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Make sure a CAST to "NUMERIC" results in an integer if the value can be

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losslessly expressed as an integer, as the documentation requires.
Ticket [dd6bffbfb6e61db9].

FossilOrigin-Name: c0c90961b4fa1c1185772d04fe1915bc1a1af27ed8ddb8db1c524bf90d68ccbf
This commit is contained in:
drh
2019-06-10 18:33:16 +00:00
parent e20a894a34
commit c285ded26c
6 changed files with 38 additions and 35 deletions
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13
src/vdbe.c
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@@ -285,17 +285,8 @@ static VdbeCursor *allocateCursor(
static int alsoAnInt(Mem *pRec, double rValue, i64 *piValue){
i64 iValue = (double)rValue;
if( sqlite3RealSameAsInt(rValue,iValue) ){
testcase( iValue<-2251799813685248 );
testcase( iValue==-2251799813685248 );
testcase( iValue==-2251799813685247 );
testcase( iValue>-2251799813685247 && iValue<+2251799813685247 );
testcase( iValue==+2251799813685247 );
testcase( iValue==+2251799813685248 );
testcase( iValue>+2251799813685248 );
if( iValue > -2251799813685248 && iValue < 2251799813685248 ){
*piValue = iValue;
return 1;
}
*piValue = iValue;
return 1;
}
return 0==sqlite3Atoi64(pRec->z, piValue, pRec->n, pRec->enc);
}