From 3d24e75176cf93a109392e9a9449b47c9dc58330 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Mon, 19 Jan 1998 05:48:55 +0000
Subject: [PATCH] Added code so SubLinks make it to optimizer.
---
src/backend/parser/parse_expr.c | 9 +++++++--
src/include/storage/s_lock.h | 4 ++--
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index b1bf7d3a95f..6dab88c12cd 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.8 1998/01/19 05:06:18 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.9 1998/01/19 05:48:36 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -277,12 +277,14 @@ transformExpr(ParseState *pstate, Node *expr, int precedence)
{
Node *lexpr = transformExpr(pstate, lfirst(elist), precedence);
Node *rexpr = lfirst(right_expr);
+ TargetEntry *tent = (TargetEntry *)rexpr;
Expr *op_expr;
- op_expr = make_op(op, lexpr, rexpr);
+ op_expr = make_op(op, lexpr, tent->expr);
sublink->oper = lappend(sublink->oper, op_expr->oper);
right_expr = lnext(right_expr);
}
+ result = (Node *) expr;
}
break;
}
@@ -382,6 +384,9 @@ exprType(Node *expr)
case T_Param:
type = ((Param *) expr)->paramtype;
break;
+ case T_SubLink:
+ type = BOOLOID;
+ break;
case T_Ident:
/* is this right? */
type = UNKNOWNOID;
diff --git a/src/include/storage/s_lock.h b/src/include/storage/s_lock.h
index 6ad51713a37..61107382323 100644
--- a/src/include/storage/s_lock.h
+++ b/src/include/storage/s_lock.h
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/include/storage/s_lock.h,v 1.17 1998/01/17 23:33:14 scrappy Exp $
+ * $Header: /cvsroot/pgsql/src/include/storage/s_lock.h,v 1.18 1998/01/19 05:48:55 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -315,7 +315,7 @@ again:
slock_t _res; \
do \
{ \
- __asm__("lock xchgb %0,%1": "=q"(_res), "=m"(*lock):"0"(0x1)); \
+ __asm__("xchgb %0,%1": "=q"(_res), "=m"(*lock):"0"(0x1)); \
} while (_res != 0); \
} while (0)
#endif
--
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