diff options
Diffstat (limited to 'src/backend/parser/parse_coerce.c')
| -rw-r--r-- | src/backend/parser/parse_coerce.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/backend/parser/parse_coerce.c b/src/backend/parser/parse_coerce.c index b91094216cb..69731ff89e1 100644 --- a/src/backend/parser/parse_coerce.c +++ b/src/backend/parser/parse_coerce.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/parse_coerce.c,v 2.54 2001/01/24 19:43:01 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/parse_coerce.c,v 2.55 2001/02/27 07:07:00 ishii Exp $ * *------------------------------------------------------------------------- */ @@ -225,6 +225,12 @@ can_coerce_type(int nargs, Oid *input_typeids, Oid *func_typeids) if (typeInheritsFrom(inputTypeId, targetTypeId)) continue; + /* don't choke on references to no-longer-existing types */ + if (!typeidIsValid(inputTypeId)) + return false; + if (!typeidIsValid(targetTypeId)) + return false; + /* * Else, try for explicit conversion using functions: look for a * single-argument function named with the target type name and |