Remove an invalid assert() on the debugging logic that checks to ensure that

register values are not used after they go stale.  Ticket [d165ad781b39d574].

FossilOrigin-Name: bd94d7d052734460904c687756231f8aa243a2252f07f742dd1e437aa940f536
This commit is contained in:
drh 2020-03-03 20:04:29 +00:00
parent b3f0d92b91
commit d346fe0ab5
3 changed files with 8 additions and 13 deletions

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@ -1,5 +1,5 @@
C Improved\sdetection\sof\scorruption\sin\sthe\sinterior\snodes\sof\sa\ssegment\sbtree\nin\sFTS3/4.
D 2020-03-03T01:16:04.083
C Remove\san\sinvalid\sassert()\son\sthe\sdebugging\slogic\sthat\schecks\sto\sensure\sthat\nregister\svalues\sare\snot\sused\safter\sthey\sgo\sstale.\s\sTicket\s[d165ad781b39d574].
D 2020-03-03T20:04:29.120
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -609,7 +609,7 @@ F src/vdbeInt.h a17146053a1aa438474012998fe07e314f3df274a61491ad838ad85d848ac051
F src/vdbeapi.c 1252d80c548711e47a6d84dae88ed4e95d3fbb4e7bd0eaa1347299af7efddf02
F src/vdbeaux.c 2d8d863e6b85a5b4362a248c04d82f0df8df79be289b2fc75b488c3cd79ddb5f
F src/vdbeblob.c 253ed82894924c362a7fa3079551d3554cd1cdace39aa833da77d3bc67e7c1b1
F src/vdbemem.c ddca442b006db5010c1cf799c708d3ca5e7644c20ba8a32ea6757d33c4ba3da2
F src/vdbemem.c 39b942ecca179f4f30a32b54579a85d74ccaefa5af2a0ad2700abe5ef0768b22
F src/vdbesort.c 2be76d26998ce2b3324cdcc9f6443728e54b6c7677c553ad909c7d7cfab587df
F src/vdbetrace.c fa3bf238002f0bbbdfb66cc8afb0cea284ff9f148d6439bc1f6f2b4c3b7143f0
F src/vtab.c 7b704a90515a239c6cdba6a66b1bb3a385e62326cceb5ecb05ec7a091d6b8515
@ -1860,7 +1860,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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@ -1 +1 @@
cc99447ac923166104e8a7c75088ed95279f4491b30cfa37dc3ee5e005dd9fac
bd94d7d052734460904c687756231f8aa243a2252f07f742dd1e437aa940f536

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@ -961,7 +961,7 @@ void sqlite3VdbeMemAboutToChange(Vdbe *pVdbe, Mem *pMem){
sqlite3DebugPrintf("Invalidate R[%d] due to change in R[%d]\n",
(int)(pX - pVdbe->aMem), (int)(pMem - pVdbe->aMem));
}
/* If pX is marked as a shallow copy of pMem, then verify that
/* If pX is marked as a shallow copy of pMem, then try to verify that
** no significant changes have been made to pX since the OP_SCopy.
** A significant change would indicated a missed call to this
** function for pX. Minor changes, such as adding or removing a
@ -969,11 +969,6 @@ void sqlite3VdbeMemAboutToChange(Vdbe *pVdbe, Mem *pMem){
** same. */
mFlags = pMem->flags & pX->flags & pX->mScopyFlags;
assert( (mFlags&(MEM_Int|MEM_IntReal))==0 || pMem->u.i==pX->u.i );
/* assert( (mFlags&MEM_Real)==0 || pMem->u.r==pX->u.r ); */
/* ^^ */
/* Cannot reliably compare doubles for equality */
assert( (mFlags&(MEM_Str|MEM_Blob))==0
|| (pMem->n==pX->n && pMem->z==pX->z) );
/* pMem is the register that is changing. But also mark pX as
** undefined so that we can quickly detect the shallow-copy error */