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Clean up most -Wunused-but-set-variable warnings from gcc 4.6

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This warning is new in gcc 4.6 and part of -Wall.  This patch cleans
up most of the noise, but there are some still warnings that are
trickier to remove.
This commit is contained in:
Peter Eisentraut
2011-04-11 22:28:45 +03:00
parent 3c381a55b0
commit 5caa3479c2
34 changed files with 64 additions and 188 deletions
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6
src/backend/utils/adt/selfuncs.c
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@ -1081,7 +1081,6 @@ patternsel(PG_FUNCTION_ARGS, Pattern_Type ptype, bool negate)
List *args = (List *) PG_GETARG_POINTER(2);
int varRelid = PG_GETARG_INT32(3);
VariableStatData vardata;
Node *variable;
Node *other;
bool varonleft;
Datum constval;
@ -1123,7 +1122,6 @@ patternsel(PG_FUNCTION_ARGS, Pattern_Type ptype, bool negate)
ReleaseVariableStats(vardata);
return result;
}
variable = (Node *) linitial(args);
/*
* If the constant is NULL, assume operator is strict and return zero, ie,
@ -2291,7 +2289,6 @@ eqjoinsel_semi(Oid operator,
double nd1;
double nd2;
Form_pg_statistic stats1 = NULL;
Form_pg_statistic stats2 = NULL;
bool have_mcvs1 = false;
Datum *values1 = NULL;
int nvalues1 = 0;
@ -2321,7 +2318,6 @@ eqjoinsel_semi(Oid operator,
if (HeapTupleIsValid(vardata2->statsTuple))
{
stats2 = (Form_pg_statistic) GETSTRUCT(vardata2->statsTuple);
have_mcvs2 = get_attstatsslot(vardata2->statsTuple,
vardata2->atttype,
vardata2->atttypmod,
@ -4415,7 +4411,6 @@ get_variable_range(PlannerInfo *root, VariableStatData *vardata, Oid sortop,
Datum tmin = 0;
Datum tmax = 0;
bool have_data = false;
Form_pg_statistic stats;
int16 typLen;
bool typByVal;
Datum *values;
@ -4439,7 +4434,6 @@ get_variable_range(PlannerInfo *root, VariableStatData *vardata, Oid sortop,
/* no stats available, so default result */
return false;
}
stats = (Form_pg_statistic) GETSTRUCT(vardata->statsTuple);
get_typlenbyval(vardata->atttype, &typLen, &typByVal);