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-rw-r--r--src/backend/optimizer/util/var.c3
-rw-r--r--src/backend/utils/adt/varlena.c3
-rw-r--r--src/backend/utils/cache/relcache.c4
3 files changed, 1 insertions, 9 deletions
diff --git a/src/backend/optimizer/util/var.c b/src/backend/optimizer/util/var.c
index 1e71f322a37..d5f8e879d87 100644
--- a/src/backend/optimizer/util/var.c
+++ b/src/backend/optimizer/util/var.c
@@ -699,16 +699,13 @@ flatten_join_alias_vars_mutator(Node *node,
RowExpr *rowexpr;
List *fields = NIL;
List *colnames = NIL;
- AttrNumber attnum;
ListCell *lv;
ListCell *ln;
- attnum = 0;
Assert(list_length(rte->joinaliasvars) == list_length(rte->eref->colnames));
forboth(lv, rte->joinaliasvars, ln, rte->eref->colnames)
{
newvar = (Node *) lfirst(lv);
- attnum++;
/* Ignore dropped columns */
if (newvar == NULL)
continue;
diff --git a/src/backend/utils/adt/varlena.c b/src/backend/utils/adt/varlena.c
index a2633ce640a..0c128ae15c1 100644
--- a/src/backend/utils/adt/varlena.c
+++ b/src/backend/utils/adt/varlena.c
@@ -4370,7 +4370,6 @@ text_to_array_internal(PG_FUNCTION_ARGS)
* to search for occurrences of fldsep.
*/
TextPositionState state;
- int fldnum;
int start_posn;
int end_posn;
int chunk_len;
@@ -4421,7 +4420,7 @@ text_to_array_internal(PG_FUNCTION_ARGS)
/* start_ptr points to the start_posn'th character of inputstring */
start_ptr = VARDATA_ANY(inputstring);
- for (fldnum = 1;; fldnum++) /* field number is 1 based */
+ for (;;)
{
CHECK_FOR_INTERRUPTS();
diff --git a/src/backend/utils/cache/relcache.c b/src/backend/utils/cache/relcache.c
index 0524cb8541f..840f1c85347 100644
--- a/src/backend/utils/cache/relcache.c
+++ b/src/backend/utils/cache/relcache.c
@@ -4096,7 +4096,6 @@ AttrDefaultFetch(Relation relation)
HeapTuple htup;
Datum val;
bool isnull;
- int found;
int i;
ScanKeyInit(&skey,
@@ -4107,7 +4106,6 @@ AttrDefaultFetch(Relation relation)
adrel = heap_open(AttrDefaultRelationId, AccessShareLock);
adscan = systable_beginscan(adrel, AttrDefaultIndexId, true,
NULL, 1, &skey);
- found = 0;
while (HeapTupleIsValid(htup = systable_getnext(adscan)))
{
@@ -4122,8 +4120,6 @@ AttrDefaultFetch(Relation relation)
elog(WARNING, "multiple attrdef records found for attr %s of rel %s",
NameStr(attr->attname),
RelationGetRelationName(relation));
- else
- found++;
val = fastgetattr(htup,
Anum_pg_attrdef_adbin,