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Overview
| Comment: | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
02e3c88fbf6abdcf3975fb0fb71972b0 |
| User & Date: | drh 2015-03-31 11:42:23.599 |
References
|
2015-05-20
| ||
| 19:44 | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. Cherrypick of [02e3c88fbf6a]. (check-in: 4125477e63 user: dan tags: branch-3.8.6) | |
Context
|
2015-05-20
| ||
| 19:44 | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. Cherrypick of [02e3c88fbf6a]. (check-in: 4125477e63 user: dan tags: branch-3.8.6) | |
|
2015-03-31
| ||
| 13:46 | Add the "mptest" target to Makefile.msc (check-in: 1e814e0bd1 user: drh tags: trunk) | |
| 11:42 | Ensure that comparison operators do not mess up the MEM_Dyn flag on registers when reverting affinity changes. (check-in: 02e3c88fbf user: drh tags: trunk) | |
|
2015-03-30
| ||
| 23:43 | Prevent a possible infinite loop when trying to DROP a table from a corrupt database. (check-in: 395bb3e677 user: drh tags: trunk) | |
Changes
Changes to src/vdbe.c.
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applyNumericAffinity(pIn3,0);
}
}else if( affinity==SQLITE_AFF_TEXT ){
if( (pIn1->flags & MEM_Str)==0 && (pIn1->flags & (MEM_Int|MEM_Real))!=0 ){
testcase( pIn1->flags & MEM_Int );
testcase( pIn1->flags & MEM_Real );
sqlite3VdbeMemStringify(pIn1, encoding, 1);
testcase( (flags1&MEM_Dyn) != (pIn1->flags&MEM_Dyn) );
flags1 = (pIn1->flags & ~MEM_TypeMask) | (flags1 & MEM_TypeMask);
}
if( (pIn3->flags & MEM_Str)==0 && (pIn3->flags & (MEM_Int|MEM_Real))!=0 ){
testcase( pIn3->flags & MEM_Int );
testcase( pIn3->flags & MEM_Real );
sqlite3VdbeMemStringify(pIn3, encoding, 1);
testcase( (flags3&MEM_Dyn) != (pIn3->flags&MEM_Dyn) );
flags3 = (pIn3->flags & ~MEM_TypeMask) | (flags3 & MEM_TypeMask);
}
}
assert( pOp->p4type==P4_COLLSEQ || pOp->p4.pColl==0 );
if( pIn1->flags & MEM_Zero ){
sqlite3VdbeMemExpandBlob(pIn1);
flags1 &= ~MEM_Zero;
}
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}else{
VdbeBranchTaken(res!=0, (pOp->p5 & SQLITE_NULLEQ)?2:3);
if( res ){
pc = pOp->p2-1;
}
}
/* Undo any changes made by applyAffinity() to the input registers. */
assert( (pIn1->flags & MEM_Dyn) == (flags1 & MEM_Dyn) );
pIn1->flags = flags1;
assert( (pIn3->flags & MEM_Dyn) == (flags3 & MEM_Dyn) );
pIn3->flags = flags3;
break;
}
/* Opcode: Permutation * * * P4 *
**
** Set the permutation used by the OP_Compare operator to be the array
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