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Change the code generator for the IN operator so that it avoids creating

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OP_Eq and OP_Ne opcode with the same P1 and P3 arguments.  This enables us
to back out check-in [ddb17d92df194337] and also fix ticket [188f912b51cd802].

FossilOrigin-Name: 9ab985a9c8160b905730678f40ed440a246cdec549c798bafefaed5abbc0437f
This commit is contained in:
drh
2019-12-22 23:48:36 +00:00
parent 5d762b2d1d
commit 4799488e16
4 changed files with 25 additions and 14 deletions
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7
src/vdbe.c
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@@ -2028,7 +2028,12 @@ case OP_Ge: { /* same as TK_GE, jump, in1, in3 */
if( (flags1 | flags3)&MEM_Str ){
if( (flags1 & (MEM_Int|MEM_IntReal|MEM_Real|MEM_Str))==MEM_Str ){
applyNumericAffinity(pIn1,0);
testcase( flags3!=pIn3->flags );
assert( flags3==pIn3->flags );
/* testcase( flags3!=pIn3->flags );
** this used to be possible with pIn1==pIn3, but not since
** the column cache was removed. The following assignment
** is essentially a no-op. But, it provides defense-in-depth
** in case our analysis is incorrect, so it is left in. */
flags3 = pIn3->flags;
}
if( (flags3 & (MEM_Int|MEM_IntReal|MEM_Real|MEM_Str))==MEM_Str ){