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Do not skip over TK_IF_NULL_ROW operators when bypassing TK_COLLATE operators.

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Fix to check-in [ac31edd3eeafcef4] which was itself a fix for ticket
[45f4bf4eb4ffd788].

FossilOrigin-Name: 871f2ddcfbb9196dbd851a350e3471ee6d242d86bbd755201f7e2406fce3ac55
This commit is contained in:
drh
2020-08-19 23:32:06 +00:00
parent 1d42e619ac
commit 46fe138d98
6 changed files with 32 additions and 17 deletions
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2
src/sqliteInt.h
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@@ -2715,7 +2715,7 @@ struct Expr {
#define EP_TokenOnly 0x004000 /* Expr struct EXPR_TOKENONLYSIZE bytes only */
#define EP_Win 0x008000 /* Contains window functions */
#define EP_MemToken 0x010000 /* Need to sqlite3DbFree() Expr.zToken */
/* 0x020000 // available for reuse */
#define EP_IfNullRow 0x020000 /* The TK_IF_NULL_ROW opcode */
#define EP_Unlikely 0x040000 /* unlikely() or likelihood() function */
#define EP_ConstFunc 0x080000 /* A SQLITE_FUNC_CONSTANT or _SLOCHNG function */
#define EP_CanBeNull 0x100000 /* Can be null despite NOT NULL constraint */