diff options
Diffstat (limited to 'src/backend/parser/parser.c')
| -rw-r--r-- | src/backend/parser/parser.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/backend/parser/parser.c b/src/backend/parser/parser.c index e0dae907588..752db2f1f67 100644 --- a/src/backend/parser/parser.c +++ b/src/backend/parser/parser.c @@ -6,7 +6,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/parser.c,v 1.1.1.1 1996/07/09 06:21:40 scrappy Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/parser.c,v 1.2 1996/07/19 07:24:11 scrappy Exp $ * *------------------------------------------------------------------------- */ @@ -302,6 +302,10 @@ parser_typecast2(Node *expr, int exprType, Type tp, int typlen) Assert(IsA(expr,Const)); switch (exprType) { +#ifdef NULL_PATCH + case 0: /* NULL */ + break; +#endif case 23: /* int4 */ const_string = (char *) palloc(256); string_palloced = true; @@ -352,6 +356,18 @@ parser_typecast2(Node *expr, int exprType, Type tp, int typlen) elog(WARN,"unknown type%d ",exprType); } +#ifdef NULL_PATCH + if (!exprType) { + adt = makeConst((Oid)typeid(tp), + (Size) 0, + (Datum) NULL, + true, /* isnull */ + 0 /* was omitted */, + 0 /* not a set */); + return ((Node*) adt); + } +#endif + cp = instr2 (tp, const_string, typlen); |