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Enhance assert() statements to enforce tighter bounds on the P5 operand of

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the OP_Next and OP_Prev opcodes.

FossilOrigin-Name: 4e0a07fc6f96e6e7726506b7a5ee942461c1381501f253893fa94d76023b634f
This commit is contained in:
drh 2022-08-23 17:51:39 +00:00
parent f7415736d1
commit 35908b167f
3 changed files with 14 additions and 10 deletions
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@ -1,5 +1,5 @@
C Add\smksourceid\sbinary\sto\sthe\sclean\srules\sand\s$(TESTPROGS)\sto\sdistclean.
D 2022-08-23T16:55:19.945
C Enhance\sassert()\sstatements\sto\senforce\stighter\sbounds\son\sthe\sP5\soperand\sof\nthe\sOP_Next\sand\sOP_Prev\sopcodes.
D 2022-08-23T17:51:39.777
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F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -660,7 +660,7 @@ F src/upsert.c 8789047a8f0a601ea42fa0256d1ba3190c13746b6ba940fe2d25643a7e991937
F src/utf.c ee39565f0843775cc2c81135751ddd93eceb91a673ea2c57f61c76f288b041a0
F src/util.c 602fe229f32a96ceccae4f40824129669582096f7c355f53dbac156c9fecef23
F src/vacuum.c bb346170b0b54c6683bba4a5983aea40485597fdf605c87ec8bc2e199fe88cd8
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F src/vdbeInt.h 2cad0aeeb106371ed0e0946bab89f60627087068847afc2451c05056961c18da
F src/vdbeapi.c 6af7b32ada7ef8facafa91f57aedabd91633f254b34e9c0901ab402d4238e553
@ -1999,8 +1999,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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# Remove this line to create a well-formed Fossil manifest.

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@ -1 +1 @@
ae3e82f5a3332bea261aca6a0dd02063cf7056c023204cc10f1ae18d75249f91
4e0a07fc6f96e6e7726506b7a5ee942461c1381501f253893fa94d76023b634f

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src/vdbe.c
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@ -6093,7 +6093,9 @@ case OP_SorterNext: { /* jump */
case OP_Prev: /* jump */
assert( pOp->p1>=0 && pOp->p1<p->nCursor );
assert( pOp->p5<ArraySize(p->aCounter) );
assert( pOp->p5==0
|| pOp->p5==SQLITE_STMTSTATUS_FULLSCAN_STEP
|| pOp->p5==SQLITE_STMTSTATUS_AUTOINDEX);
pC = p->apCsr[pOp->p1];
assert( pC!=0 );
assert( pC->deferredMoveto==0 );
@ -6106,7 +6108,9 @@ case OP_Prev: /* jump */
case OP_Next: /* jump */
assert( pOp->p1>=0 && pOp->p1<p->nCursor );
assert( pOp->p5<ArraySize(p->aCounter) );
assert( pOp->p5==0
|| pOp->p5==SQLITE_STMTSTATUS_FULLSCAN_STEP
|| pOp->p5==SQLITE_STMTSTATUS_AUTOINDEX);
pC = p->apCsr[pOp->p1];
assert( pC!=0 );
assert( pC->deferredMoveto==0 );