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Remove set-but-not-used variable.

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In branches before 9.3, commit 8703059c6 caused join_is_legal()'s
unique_ified variable to become unused, since its only remaining
use is for LATERAL-related tests which don't exist pre-9.3.
My compiler didn't complain about that, but Peter's does.
This commit is contained in:
Tom Lane 2015-09-12 11:11:08 -04:00
parent befc63e849
commit 49232d4191
1 changed files with 0 additions and 4 deletions
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4
src/backend/optimizer/path/joinrels.c
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@ -327,7 +327,6 @@ join_is_legal(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2,
{ {
SpecialJoinInfo *match_sjinfo; SpecialJoinInfo *match_sjinfo;
bool reversed; bool reversed;
bool unique_ified;
bool must_be_leftjoin; bool must_be_leftjoin;
ListCell *l; ListCell *l;
@ -345,7 +344,6 @@ join_is_legal(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2,
*/ */
match_sjinfo = NULL; match_sjinfo = NULL;
reversed = false; reversed = false;
unique_ified = false;
must_be_leftjoin = false; must_be_leftjoin = false;
foreach(l, root->join_info_list) foreach(l, root->join_info_list)
@ -447,7 +445,6 @@ join_is_legal(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2,
return false; /* invalid join path */ return false; /* invalid join path */
match_sjinfo = sjinfo; match_sjinfo = sjinfo;
reversed = false; reversed = false;
unique_ified = true;
} }
else if (sjinfo->jointype == JOIN_SEMI && else if (sjinfo->jointype == JOIN_SEMI &&
bms_equal(sjinfo->syn_righthand, rel1->relids) && bms_equal(sjinfo->syn_righthand, rel1->relids) &&
@ -459,7 +456,6 @@ join_is_legal(PlannerInfo *root, RelOptInfo *rel1, RelOptInfo *rel2,
return false; /* invalid join path */ return false; /* invalid join path */
match_sjinfo = sjinfo; match_sjinfo = sjinfo;
reversed = true; reversed = true;
unique_ified = true;
} }
else else
{ {